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Merge 5.2-rc7 into android-mainline

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Linux 5.2-rc7

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2019-07-01 11:23:22 +02:00 committed by Alistair Delva
commit 96e821be4b
157 changed files with 1341 additions and 517 deletions
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26
Documentation/devicetree/bindings/riscv/cpus.yaml
View File

@ -152,17 +152,19 @@ examples:
- |
// Example 2: Spike ISA Simulator with 1 Hart
cpus {
cpu@0 {
device_type = "cpu";
reg = <0>;
compatible = "riscv";
riscv,isa = "rv64imafdc";
mmu-type = "riscv,sv48";
interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
reg = <0>;
compatible = "riscv";
riscv,isa = "rv64imafdc";
mmu-type = "riscv,sv48";
interrupt-controller {
#interrupt-cells = <1>;
interrupt-controller;
compatible = "riscv,cpu-intc";
};
};
};
...

10
MAINTAINERS
View File

@ -3122,6 +3122,7 @@ F: arch/arm/mach-bcm/
BROADCOM BCM2835 ARM ARCHITECTURE
M: Eric Anholt <eric@anholt.net>
M: Stefan Wahren <wahrenst@gmx.net>
L: bcm-kernel-feedback-list@broadcom.com
L: linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/anholt/linux
@ -3151,6 +3152,7 @@ F: arch/arm/boot/dts/bcm953012*
BROADCOM BCM53573 ARM ARCHITECTURE
M: Rafał Miłecki <rafal@milecki.pl>
L: bcm-kernel-feedback-list@broadcom.com
L: linux-arm-kernel@lists.infradead.org
S: Maintained
F: arch/arm/boot/dts/bcm53573*
@ -3940,6 +3942,14 @@ M: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
S: Maintained
F: .clang-format
CLANG/LLVM BUILD SUPPORT
L: clang-built-linux@googlegroups.com
W: https://clangbuiltlinux.github.io/
B: https://github.com/ClangBuiltLinux/linux/issues
C: irc://chat.freenode.net/clangbuiltlinux
S: Supported
K: \b(?i:clang|llvm)\b
CLEANCACHE API
M: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
L: linux-kernel@vger.kernel.org

4
Makefile
View File

@ -2,8 +2,8 @@
VERSION = 5
PATCHLEVEL = 2
SUBLEVEL = 0
EXTRAVERSION = -rc6
NAME = Golden Lions
EXTRAVERSION = -rc7
NAME = Bobtail Squid
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"

4
arch/arc/Makefile
View File

@ -5,6 +5,10 @@
KBUILD_DEFCONFIG := nsim_hs_defconfig
ifeq ($(CROSS_COMPILE),)
CROSS_COMPILE := $(call cc-cross-prefix, arc-linux- arceb-linux-)
endif
cflags-y += -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__
cflags-$(CONFIG_ISA_ARCOMPACT) += -mA7
cflags-$(CONFIG_ISA_ARCV2) += -mcpu=hs38

161
arch/arc/plat-hsdk/platform.c
View File

@ -32,8 +32,6 @@ static void __init hsdk_init_per_cpu(unsigned int cpu)
#define ARC_PERIPHERAL_BASE 0xf0000000
#define CREG_BASE (ARC_PERIPHERAL_BASE + 0x1000)
#define CREG_PAE (CREG_BASE + 0x180)
#define CREG_PAE_UPDATE (CREG_BASE + 0x194)
#define SDIO_BASE (ARC_PERIPHERAL_BASE + 0xA000)
#define SDIO_UHS_REG_EXT (SDIO_BASE + 0x108)
@ -99,20 +97,167 @@ static void __init hsdk_enable_gpio_intc_wire(void)
iowrite32(GPIO_INT_CONNECTED_MASK, (void __iomem *) GPIO_INTEN);
}
static void __init hsdk_init_early(void)
enum hsdk_axi_masters {
M_HS_CORE = 0,
M_HS_RTT,
M_AXI_TUN,
M_HDMI_VIDEO,
M_HDMI_AUDIO,
M_USB_HOST,
M_ETHERNET,
M_SDIO,
M_GPU,
M_DMAC_0,
M_DMAC_1,
M_DVFS
};
#define UPDATE_VAL 1
/*
* This is modified configuration of AXI bridge. Default settings
* are specified in "Table 111 CREG Address Decoder register reset values".
*
* AXI_M_m_SLV{0|1} - Slave Select register for master 'm'.
* Possible slaves are:
* - 0 => no slave selected
* - 1 => DDR controller port #1
* - 2 => SRAM controller
* - 3 => AXI tunnel
* - 4 => EBI controller
* - 5 => ROM controller
* - 6 => AXI2APB bridge
* - 7 => DDR controller port #2
* - 8 => DDR controller port #3
* - 9 => HS38x4 IOC
* - 10 => HS38x4 DMI
* AXI_M_m_OFFSET{0|1} - Addr Offset register for master 'm'
*
* Please read ARC HS Development IC Specification, section 17.2 for more
* information about apertures configuration.
*
* m master AXI_M_m_SLV0 AXI_M_m_SLV1 AXI_M_m_OFFSET0 AXI_M_m_OFFSET1
* 0 HS (CBU) 0x11111111 0x63111111 0xFEDCBA98 0x0E543210
* 1 HS (RTT) 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 2 AXI Tunnel 0x88888888 0x88888888 0xFEDCBA98 0x76543210
* 3 HDMI-VIDEO 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 4 HDMI-ADUIO 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 5 USB-HOST 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98
* 6 ETHERNET 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98
* 7 SDIO 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98
* 8 GPU 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 9 DMAC (port #1) 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 10 DMAC (port #2) 0x77777777 0x77777777 0xFEDCBA98 0x76543210
* 11 DVFS 0x00000000 0x60000000 0x00000000 0x00000000
*/
#define CREG_AXI_M_SLV0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m)))
#define CREG_AXI_M_SLV1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x04))
#define CREG_AXI_M_OFT0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x08))
#define CREG_AXI_M_OFT1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x0C))
#define CREG_AXI_M_UPDT(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x14))
#define CREG_AXI_M_HS_CORE_BOOT ((void __iomem *)(CREG_BASE + 0x010))
#define CREG_PAE ((void __iomem *)(CREG_BASE + 0x180))
#define CREG_PAE_UPDT ((void __iomem *)(CREG_BASE + 0x194))
static void __init hsdk_init_memory_bridge(void)
{
u32 reg;
/*
* M_HS_CORE has one unique register - BOOT.
* We need to clean boot mirror (BOOT[1:0]) bits in them to avoid first
* aperture to be masked by 'boot mirror'.
*/
reg = readl(CREG_AXI_M_HS_CORE_BOOT) & (~0x3);
writel(reg, CREG_AXI_M_HS_CORE_BOOT);
writel(0x11111111, CREG_AXI_M_SLV0(M_HS_CORE));
writel(0x63111111, CREG_AXI_M_SLV1(M_HS_CORE));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_CORE));
writel(0x0E543210, CREG_AXI_M_OFT1(M_HS_CORE));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_CORE));
writel(0x77777777, CREG_AXI_M_SLV0(M_HS_RTT));
writel(0x77777777, CREG_AXI_M_SLV1(M_HS_RTT));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_RTT));
writel(0x76543210, CREG_AXI_M_OFT1(M_HS_RTT));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_RTT));
writel(0x88888888, CREG_AXI_M_SLV0(M_AXI_TUN));
writel(0x88888888, CREG_AXI_M_SLV1(M_AXI_TUN));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_AXI_TUN));
writel(0x76543210, CREG_AXI_M_OFT1(M_AXI_TUN));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_AXI_TUN));
writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_VIDEO));
writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_VIDEO));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_VIDEO));
writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_VIDEO));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_VIDEO));
writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_AUDIO));
writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_AUDIO));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_AUDIO));
writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_AUDIO));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_AUDIO));
writel(0x77777777, CREG_AXI_M_SLV0(M_USB_HOST));
writel(0x77999999, CREG_AXI_M_SLV1(M_USB_HOST));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_USB_HOST));
writel(0x76DCBA98, CREG_AXI_M_OFT1(M_USB_HOST));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_USB_HOST));
writel(0x77777777, CREG_AXI_M_SLV0(M_ETHERNET));
writel(0x77999999, CREG_AXI_M_SLV1(M_ETHERNET));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_ETHERNET));
writel(0x76DCBA98, CREG_AXI_M_OFT1(M_ETHERNET));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_ETHERNET));
writel(0x77777777, CREG_AXI_M_SLV0(M_SDIO));
writel(0x77999999, CREG_AXI_M_SLV1(M_SDIO));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_SDIO));
writel(0x76DCBA98, CREG_AXI_M_OFT1(M_SDIO));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_SDIO));
writel(0x77777777, CREG_AXI_M_SLV0(M_GPU));
writel(0x77777777, CREG_AXI_M_SLV1(M_GPU));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_GPU));
writel(0x76543210, CREG_AXI_M_OFT1(M_GPU));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_GPU));
writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_0));
writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_0));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_0));
writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_0));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_0));
writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_1));
writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_1));
writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_1));
writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_1));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_1));
writel(0x00000000, CREG_AXI_M_SLV0(M_DVFS));
writel(0x60000000, CREG_AXI_M_SLV1(M_DVFS));
writel(0x00000000, CREG_AXI_M_OFT0(M_DVFS));
writel(0x00000000, CREG_AXI_M_OFT1(M_DVFS));
writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DVFS));
/*
* PAE remapping for DMA clients does not work due to an RTL bug, so
* CREG_PAE register must be programmed to all zeroes, otherwise it
* will cause problems with DMA to/from peripherals even if PAE40 is
* not used.
*/
writel(0x00000000, CREG_PAE);
writel(UPDATE_VAL, CREG_PAE_UPDT);
}
/* Default is 1, which means "PAE offset = 4GByte" */
writel_relaxed(0, (void __iomem *) CREG_PAE);
/* Really apply settings made above */
writel(1, (void __iomem *) CREG_PAE_UPDATE);
static void __init hsdk_init_early(void)
{
hsdk_init_memory_bridge();
/*
* Switch SDIO external ciu clock divider from default div-by-8 to

2
arch/arm/boot/dts/gemini-dlink-dir-685.dts
View File

@ -20,7 +20,7 @@ memory@0 {
};
chosen {
bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait";
bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait consoleblank=300";
stdout-path = "uart0:19200n8";
};

2
arch/arm/boot/dts/gemini-dlink-dns-313.dts
View File

@ -11,7 +11,7 @@
/ {
model = "D-Link DNS-313 1-Bay Network Storage Enclosure";
compatible = "dlink,dir-313", "cortina,gemini";
compatible = "dlink,dns-313", "cortina,gemini";
#address-cells = <1>;
#size-cells = <1>;

8
arch/arm/boot/dts/imx6ul.dtsi
View File

@ -358,7 +358,7 @@ tsc: tsc@2040000 {
pwm1: pwm@2080000 {
compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm";
reg = <0x02080000 0x4000>;
interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6UL_CLK_PWM1>,
<&clks IMX6UL_CLK_PWM1>;
clock-names = "ipg", "per";
@ -369,7 +369,7 @@ pwm1: pwm@2080000 {
pwm2: pwm@2084000 {
compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm";
reg = <0x02084000 0x4000>;
interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6UL_CLK_PWM2>,
<&clks IMX6UL_CLK_PWM2>;
clock-names = "ipg", "per";
@ -380,7 +380,7 @@ pwm2: pwm@2084000 {
pwm3: pwm@2088000 {
compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm";
reg = <0x02088000 0x4000>;
interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6UL_CLK_PWM3>,
<&clks IMX6UL_CLK_PWM3>;
clock-names = "ipg", "per";
@ -391,7 +391,7 @@ pwm3: pwm@2088000 {
pwm4: pwm@208c000 {
compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm";
reg = <0x0208c000 0x4000>;
interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6UL_CLK_PWM4>,
<&clks IMX6UL_CLK_PWM4>;
clock-names = "ipg", "per";

5
arch/arm/boot/dts/meson8.dtsi
View File

@ -248,8 +248,8 @@ mali: gpu@c0000 {
<GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
@ -264,7 +264,6 @@ mali: gpu@c0000 {
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>;
clock-names = "bus", "core";
operating-points-v2 = <&gpu_opp_table>;
switch-delay = <0xffff>;
};
};
}; /* end of / */

11
arch/arm/boot/dts/meson8b.dtsi
View File

@ -163,23 +163,23 @@ gpu_opp_table: gpu-opp-table {
opp-255000000 {
opp-hz = /bits/ 64 <255000000>;
opp-microvolt = <1150000>;
opp-microvolt = <1100000>;
};
opp-364300000 {
opp-hz = /bits/ 64 <364300000>;
opp-microvolt = <1150000>;
opp-microvolt = <1100000>;
};
opp-425000000 {
opp-hz = /bits/ 64 <425000000>;
opp-microvolt = <1150000>;
opp-microvolt = <1100000>;
};
opp-510000000 {
opp-hz = /bits/ 64 <510000000>;
opp-microvolt = <1150000>;
opp-microvolt = <1100000>;
};
opp-637500000 {
opp-hz = /bits/ 64 <637500000>;
opp-microvolt = <1150000>;
opp-microvolt = <1100000>;
turbo-mode;
};
};
@ -229,7 +229,6 @@ mali: gpu@c0000 {
clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>;
clock-names = "bus", "core";
operating-points-v2 = <&gpu_opp_table>;
switch-delay = <0xffff>;
};
};
}; /* end of / */

2
arch/arm/mach-omap2/prm3xxx.c
View File

@ -430,7 +430,7 @@ static void omap3_prm_reconfigure_io_chain(void)
* registers, and omap3xxx_prm_reconfigure_io_chain() must be called.
* No return value.
*/
static void __init omap3xxx_prm_enable_io_wakeup(void)
static void omap3xxx_prm_enable_io_wakeup(void)
{
if (prm_features & PRM_HAS_IO_WAKEUP)
omap2_prm_set_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD,

18
arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
View File

@ -28,7 +28,7 @@ cpu0: cpu@0 {
enable-method = "psci";
clocks = <&clockgen 1 0>;
next-level-cache = <&l2>;
cpu-idle-states = <&CPU_PH20>;
cpu-idle-states = <&CPU_PW20>;
};
cpu1: cpu@1 {
@ -38,7 +38,7 @@ cpu1: cpu@1 {
enable-method = "psci";
clocks = <&clockgen 1 0>;
next-level-cache = <&l2>;
cpu-idle-states = <&CPU_PH20>;
cpu-idle-states = <&CPU_PW20>;
};
l2: l2-cache {
@ -53,13 +53,13 @@ idle-states {
*/
entry-method = "arm,psci";
CPU_PH20: cpu-ph20 {
compatible = "arm,idle-state";
idle-state-name = "PH20";
arm,psci-suspend-param = <0x00010000>;
entry-latency-us = <1000>;
exit-latency-us = <1000>;
min-residency-us = <3000>;
CPU_PW20: cpu-pw20 {
compatible = "arm,idle-state";
idle-state-name = "PW20";
arm,psci-suspend-param = <0x0>;
entry-latency-us = <2000>;
exit-latency-us = <2000>;
min-residency-us = <6000>;
};
};

1
arch/arm64/configs/defconfig
View File

@ -613,6 +613,7 @@ CONFIG_RTC_DRV_TEGRA=y
CONFIG_RTC_DRV_IMX_SC=m
CONFIG_RTC_DRV_XGENE=y
CONFIG_DMADEVICES=y
CONFIG_FSL_EDMA=y
CONFIG_DMA_BCM2835=m
CONFIG_K3_DMA=y
CONFIG_MV_XOR=y

5
arch/csky/kernel/signal.c
View File

@ -39,6 +39,11 @@ static int save_fpu_state(struct sigcontext __user *sc)
#endif
struct rt_sigframe {
/*
* pad[3] is compatible with the same struct defined in
* gcc/libgcc/config/csky/linux-unwind.h
*/
int pad[3];
struct siginfo info;
struct ucontext uc;
};

30
arch/mips/include/asm/mips-gic.h
View File

@ -310,6 +310,36 @@ static inline bool mips_gic_present(void)
return IS_ENABLED(CONFIG_MIPS_GIC) && mips_gic_base;
}
/**
* mips_gic_vx_map_reg() - Return GIC_Vx_<intr>_MAP register offset
* @intr: A GIC local interrupt
*
* Determine the index of the GIC_VL_<intr>_MAP or GIC_VO_<intr>_MAP register
* within the block of GIC map registers. This is almost the same as the order
* of interrupts in the pending & mask registers, as used by enum
* mips_gic_local_interrupt, but moves the FDC interrupt & thus offsets the
* interrupts after it...
*
* Return: The map register index corresponding to @intr.
*
* The return value is suitable for use with the (read|write)_gic_v[lo]_map
* accessor functions.
*/
static inline unsigned int
mips_gic_vx_map_reg(enum mips_gic_local_interrupt intr)
{
/* WD, Compare & Timer are 1:1 */
if (intr <= GIC_LOCAL_INT_TIMER)
return intr;
/* FDC moves to after Timer... */
if (intr == GIC_LOCAL_INT_FDC)
return GIC_LOCAL_INT_TIMER + 1;
/* As a result everything else is offset by 1 */
return intr + 1;
}
/**
* gic_get_c0_compare_int() - Return cp0 count/compare interrupt virq
*

4
arch/parisc/kernel/module.c
View File

@ -786,6 +786,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs,
/* 32-bit PC relative address */
*loc = val - dot - 8 + addend;
break;
case R_PARISC_PCREL64:
/* 64-bit PC relative address */
*loc64 = val - dot - 8 + addend;
break;
case R_PARISC_DIR64:
/* 64-bit effective address */
*loc64 = val + addend;

2
arch/powerpc/kernel/exceptions-64s.S
View File

@ -315,7 +315,7 @@ TRAMP_REAL_BEGIN(machine_check_common_early)
mfspr r11,SPRN_DSISR /* Save DSISR */
std r11,_DSISR(r1)
std r9,_CCR(r1) /* Save CR in stackframe */
kuap_save_amr_and_lock r9, r10, cr1
/* We don't touch AMR here, we never go to virtual mode */
/* Save r9 through r13 from EXMC save area to stack frame. */
EXCEPTION_PROLOG_COMMON_2(PACA_EXMC)
mfmsr r11 /* get MSR value */

55
arch/powerpc/mm/book3s64/mmu_context.c
View File

@ -50,20 +50,52 @@ EXPORT_SYMBOL_GPL(hash__alloc_context_id);
void slb_setup_new_exec(void);
static int realloc_context_ids(mm_context_t *ctx)
{
int i, id;
/*
* id 0 (aka. ctx->id) is special, we always allocate a new one, even if
* there wasn't one allocated previously (which happens in the exec
* case where ctx is newly allocated).
*
* We have to be a bit careful here. We must keep the existing ids in
* the array, so that we can test if they're non-zero to decide if we
* need to allocate a new one. However in case of error we must free the
* ids we've allocated but *not* any of the existing ones (or risk a
* UAF). That's why we decrement i at the start of the error handling
* loop, to skip the id that we just tested but couldn't reallocate.
*/
for (i = 0; i < ARRAY_SIZE(ctx->extended_id); i++) {
if (i == 0 || ctx->extended_id[i]) {
id = hash__alloc_context_id();
if (id < 0)
goto error;
ctx->extended_id[i] = id;
}
}
/* The caller expects us to return id */
return ctx->id;
error:
for (i--; i >= 0; i--) {
if (ctx->extended_id[i])
ida_free(&mmu_context_ida, ctx->extended_id[i]);
}
return id;
}
static int hash__init_new_context(struct mm_struct *mm)
{
int index;
index = hash__alloc_context_id();
if (index < 0)
return index;
mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context),
GFP_KERNEL);
if (!mm->context.hash_context) {
ida_free(&mmu_context_ida, index);
if (!mm->context.hash_context)
return -ENOMEM;
}
/*
* The old code would re-promote on fork, we don't do that when using
@ -91,13 +123,20 @@ static int hash__init_new_context(struct mm_struct *mm)
mm->context.hash_context->spt = kmalloc(sizeof(struct subpage_prot_table),
GFP_KERNEL);
if (!mm->context.hash_context->spt) {
ida_free(&mmu_context_ida, index);
kfree(mm->context.hash_context);
return -ENOMEM;
}
}
#endif
}
index = realloc_context_ids(&mm->context);
if (index < 0) {
#ifdef CONFIG_PPC_SUBPAGE_PROT
kfree(mm->context.hash_context->spt);
#endif
kfree(mm->context.hash_context);
return index;
}
pkey_mm_init(mm);

6
arch/riscv/boot/dts/sifive/fu540-c000.dtsi
View File

@ -163,6 +163,7 @@ uart0: serial@10010000 {
interrupt-parent = <&plic0>;
interrupts = <4>;
clocks = <&prci PRCI_CLK_TLCLK>;
status = "disabled";
};
uart1: serial@10011000 {
compatible = "sifive,fu540-c000-uart", "sifive,uart0";
@ -170,6 +171,7 @@ uart1: serial@10011000 {
interrupt-parent = <&plic0>;
interrupts = <5>;
clocks = <&prci PRCI_CLK_TLCLK>;
status = "disabled";
};
i2c0: i2c@10030000 {
compatible = "sifive,fu540-c000-i2c", "sifive,i2c0";
@ -181,6 +183,7 @@ i2c0: i2c@10030000 {
reg-io-width = <1>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
qspi0: spi@10040000 {
compatible = "sifive,fu540-c000-spi", "sifive,spi0";
@ -191,6 +194,7 @@ qspi0: spi@10040000 {
clocks = <&prci PRCI_CLK_TLCLK>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
qspi1: spi@10041000 {
compatible = "sifive,fu540-c000-spi", "sifive,spi0";
@ -201,6 +205,7 @@ qspi1: spi@10041000 {
clocks = <&prci PRCI_CLK_TLCLK>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
qspi2: spi@10050000 {
compatible = "sifive,fu540-c000-spi", "sifive,spi0";
@ -210,6 +215,7 @@ qspi2: spi@10050000 {
clocks = <&prci PRCI_CLK_TLCLK>;
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
};
};

13
arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
View File

@ -42,7 +42,20 @@ rtcclk: rtcclk {
};
};
&uart0 {
status = "okay";
};
&uart1 {
status = "okay";
};
&i2c0 {
status = "okay";
};
&qspi0 {
status = "okay";
flash@0 {
compatible = "issi,is25wp256", "jedec,spi-nor";
reg = <0>;

5
arch/riscv/configs/defconfig
View File

@ -69,6 +69,7 @@ CONFIG_VIRTIO_MMIO=y
CONFIG_CLK_SIFIVE=y
CONFIG_CLK_SIFIVE_FU540_PRCI=y
CONFIG_SIFIVE_PLIC=y
CONFIG_SPI_SIFIVE=y
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_AUTOFS4_FS=y
@ -84,4 +85,8 @@ CONFIG_ROOT_NFS=y
CONFIG_CRYPTO_USER_API_HASH=y
CONFIG_CRYPTO_DEV_VIRTIO=y
CONFIG_PRINTK_TIME=y
CONFIG_SPI=y
CONFIG_MMC_SPI=y
CONFIG_MMC=y
CONFIG_DEVTMPFS_MOUNT=y
# CONFIG_RCU_TRACE is not set

3
arch/riscv/mm/fault.c
View File

@ -272,9 +272,6 @@ asmlinkage void do_page_fault(struct pt_regs *regs)
* entries, but in RISC-V, SFENCE.VMA specifies an
* ordering constraint, not a cache flush; it is
* necessary even after writing invalid entries.
* Relying on flush_tlb_fix_spurious_fault would
* suffice, but the extra traps reduce
* performance. So, eagerly SFENCE.VMA.
*/
local_flush_tlb_page(addr);

16
arch/x86/events/core.c
View File

@ -561,14 +561,14 @@ int x86_pmu_hw_config(struct perf_event *event)
}
/* sample_regs_user never support XMM registers */
if (unlikely(event->attr.sample_regs_user & PEBS_XMM_REGS))
if (unlikely(event->attr.sample_regs_user & PERF_REG_EXTENDED_MASK))
return -EINVAL;
/*
* Besides the general purpose registers, XMM registers may
* be collected in PEBS on some platforms, e.g. Icelake
*/
if (unlikely(event->attr.sample_regs_intr & PEBS_XMM_REGS)) {
if (x86_pmu.pebs_no_xmm_regs)
if (unlikely(event->attr.sample_regs_intr & PERF_REG_EXTENDED_MASK)) {
if (!(event->pmu->capabilities & PERF_PMU_CAP_EXTENDED_REGS))
return -EINVAL;
if (!event->attr.precise_ip)
@ -2402,13 +2402,13 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re
return;
}
if (perf_hw_regs(regs)) {
if (perf_callchain_store(entry, regs->ip))
return;
if (perf_callchain_store(entry, regs->ip))
return;
if (perf_hw_regs(regs))
unwind_start(&state, current, regs, NULL);
} else {
else
unwind_start(&state, current, NULL, (void *)regs->sp);
}
for (; !unwind_done(&state); unwind_next_frame(&state)) {
addr = unwind_get_return_address(&state);

9
arch/x86/events/intel/ds.c
View File

@ -987,7 +987,7 @@ static u64 pebs_update_adaptive_cfg(struct perf_event *event)
pebs_data_cfg |= PEBS_DATACFG_GP;
if ((sample_type & PERF_SAMPLE_REGS_INTR) &&
(attr->sample_regs_intr & PEBS_XMM_REGS))
(attr->sample_regs_intr & PERF_REG_EXTENDED_MASK))
pebs_data_cfg |= PEBS_DATACFG_XMMS;
if (sample_type & PERF_SAMPLE_BRANCH_STACK) {
@ -1964,10 +1964,9 @@ void __init intel_ds_init(void)
x86_pmu.bts = boot_cpu_has(X86_FEATURE_BTS);
x86_pmu.pebs = boot_cpu_has(X86_FEATURE_PEBS);
x86_pmu.pebs_buffer_size = PEBS_BUFFER_SIZE;
if (x86_pmu.version <= 4) {
if (x86_pmu.version <= 4)
x86_pmu.pebs_no_isolation = 1;
x86_pmu.pebs_no_xmm_regs = 1;
}
if (x86_pmu.pebs) {
char pebs_type = x86_pmu.intel_cap.pebs_trap ? '+' : '-';
char *pebs_qual = "";
@ -2020,9 +2019,9 @@ void __init intel_ds_init(void)
PERF_SAMPLE_TIME;
x86_pmu.flags |= PMU_FL_PEBS_ALL;
pebs_qual = "-baseline";
x86_get_pmu()->capabilities |= PERF_PMU_CAP_EXTENDED_REGS;
} else {
/* Only basic record supported */
x86_pmu.pebs_no_xmm_regs = 1;
x86_pmu.large_pebs_flags &=
~(PERF_SAMPLE_ADDR |
PERF_SAMPLE_TIME |

21
arch/x86/events/perf_event.h
View File

@ -121,24 +121,6 @@ struct amd_nb {
(1ULL << PERF_REG_X86_R14) | \
(1ULL << PERF_REG_X86_R15))
#define PEBS_XMM_REGS \
((1ULL << PERF_REG_X86_XMM0) | \
(1ULL << PERF_REG_X86_XMM1) | \
(1ULL << PERF_REG_X86_XMM2) | \
(1ULL << PERF_REG_X86_XMM3) | \
(1ULL << PERF_REG_X86_XMM4) | \
(1ULL << PERF_REG_X86_XMM5) | \
(1ULL << PERF_REG_X86_XMM6) | \
(1ULL << PERF_REG_X86_XMM7) | \
(1ULL << PERF_REG_X86_XMM8) | \
(1ULL << PERF_REG_X86_XMM9) | \
(1ULL << PERF_REG_X86_XMM10) | \
(1ULL << PERF_REG_X86_XMM11) | \
(1ULL << PERF_REG_X86_XMM12) | \
(1ULL << PERF_REG_X86_XMM13) | \
(1ULL << PERF_REG_X86_XMM14) | \
(1ULL << PERF_REG_X86_XMM15))
/*
* Per register state.
*/
@ -668,8 +650,7 @@ struct x86_pmu {
pebs_broken :1,
pebs_prec_dist :1,
pebs_no_tlb :1,
pebs_no_isolation :1,
pebs_no_xmm_regs :1;
pebs_no_isolation :1;
int pebs_record_size;
int pebs_buffer_size;
int max_pebs_events;

3
arch/x86/include/uapi/asm/perf_regs.h
View File

@ -52,4 +52,7 @@ enum perf_event_x86_regs {
/* These include both GPRs and XMMX registers */
PERF_REG_X86_XMM_MAX = PERF_REG_X86_XMM15 + 2,
};
#define PERF_REG_EXTENDED_MASK (~((1ULL << PERF_REG_X86_XMM0) - 1))
#endif /* _ASM_X86_PERF_REGS_H */

3
arch/x86/kernel/apic/apic.c
View File

@ -1464,7 +1464,8 @@ static void apic_pending_intr_clear(void)
if (queued) {
if (boot_cpu_has(X86_FEATURE_TSC) && cpu_khz) {
ntsc = rdtsc();
max_loops = (cpu_khz << 10) - (ntsc - tsc);
max_loops = (long long)cpu_khz << 10;
max_loops -= ntsc - tsc;
} else {
max_loops--;
}

11
arch/x86/kernel/cpu/bugs.c
View File

@ -835,6 +835,16 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void)
break;
}
/*
* If SSBD is controlled by the SPEC_CTRL MSR, then set the proper
* bit in the mask to allow guests to use the mitigation even in the
* case where the host does not enable it.
*/
if (static_cpu_has(X86_FEATURE_SPEC_CTRL_SSBD) ||
static_cpu_has(X86_FEATURE_AMD_SSBD)) {
x86_spec_ctrl_mask |= SPEC_CTRL_SSBD;
}
/*
* We have three CPU feature flags that are in play here:
* - X86_BUG_SPEC_STORE_BYPASS - CPU is susceptible.
@ -852,7 +862,6 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void)
x86_amd_ssb_disable();
} else {
x86_spec_ctrl_base |= SPEC_CTRL_SSBD;
x86_spec_ctrl_mask |= SPEC_CTRL_SSBD;
wrmsrl(MSR_IA32_SPEC_CTRL, x86_spec_ctrl_base);
}
}

15
arch/x86/kernel/cpu/microcode/core.c
View File

@ -789,13 +789,16 @@ static struct syscore_ops mc_syscore_ops = {
.resume = mc_bp_resume,
};
static int mc_cpu_online(unsigned int cpu)
static int mc_cpu_starting(unsigned int cpu)
{
struct device *dev;
dev = get_cpu_device(cpu);
microcode_update_cpu(cpu);
pr_debug("CPU%d added\n", cpu);
return 0;
}
static int mc_cpu_online(unsigned int cpu)
{
struct device *dev = get_cpu_device(cpu);
if (sysfs_create_group(&dev->kobj, &mc_attr_group))
pr_err("Failed to create group for CPU%d\n", cpu);
@ -872,7 +875,9 @@ int __init microcode_init(void)
goto out_ucode_group;
register_syscore_ops(&mc_syscore_ops);
cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, "x86/microcode:online",
cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, "x86/microcode:starting",
mc_cpu_starting, NULL);
cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "x86/microcode:online",
mc_cpu_online, mc_cpu_down_prep);
pr_info("Microcode Update Driver: v%s.", DRIVER_VERSION);

35
arch/x86/kernel/cpu/resctrl/rdtgroup.c
View File

@ -796,8 +796,12 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of,
struct seq_file *seq, void *v)
{
struct rdt_resource *r = of->kn->parent->priv;
u32 sw_shareable = 0, hw_shareable = 0;
u32 exclusive = 0, pseudo_locked = 0;
/*
* Use unsigned long even though only 32 bits are used to ensure
* test_bit() is used safely.
*/
unsigned long sw_shareable = 0, hw_shareable = 0;
unsigned long exclusive = 0, pseudo_locked = 0;
struct rdt_domain *dom;
int i, hwb, swb, excl, psl;
enum rdtgrp_mode mode;
@ -842,10 +846,10 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of,
}
for (i = r->cache.cbm_len - 1; i >= 0; i--) {
pseudo_locked = dom->plr ? dom->plr->cbm : 0;
hwb = test_bit(i, (unsigned long *)&hw_shareable);
swb = test_bit(i, (unsigned long *)&sw_shareable);
excl = test_bit(i, (unsigned long *)&exclusive);
psl = test_bit(i, (unsigned long *)&pseudo_locked);
hwb = test_bit(i, &hw_shareable);
swb = test_bit(i, &sw_shareable);
excl = test_bit(i, &exclusive);
psl = test_bit(i, &pseudo_locked);
if (hwb && swb)
seq_putc(seq, 'X');
else if (hwb && !swb)
@ -2486,26 +2490,19 @@ static int mkdir_mondata_all(struct kernfs_node *parent_kn,
*/
static void cbm_ensure_valid(u32 *_val, struct rdt_resource *r)
{
/*
* Convert the u32 _val to an unsigned long required by all the bit
* operations within this function. No more than 32 bits of this
* converted value can be accessed because all bit operations are
* additionally provided with cbm_len that is initialized during
* hardware enumeration using five bits from the EAX register and
* thus never can exceed 32 bits.
*/
unsigned long *val = (unsigned long *)_val;
unsigned long val = *_val;
unsigned int cbm_len = r->cache.cbm_len;
unsigned long first_bit, zero_bit;
if (*val == 0)
if (val == 0)
return;
first_bit = find_first_bit(val, cbm_len);
zero_bit = find_next_zero_bit(val, cbm_len, first_bit);
first_bit = find_first_bit(&val, cbm_len);
zero_bit = find_next_zero_bit(&val, cbm_len, first_bit);
/* Clear any remaining bits to ensure contiguous region */
bitmap_clear(val, zero_bit, cbm_len - zero_bit);
bitmap_clear(&val, zero_bit, cbm_len - zero_bit);
*_val = (u32)val;
}
/*

20
arch/x86/kernel/head64.c
View File

@ -184,24 +184,25 @@ unsigned long __head __startup_64(unsigned long physaddr,
pgtable_flags = _KERNPG_TABLE_NOENC + sme_get_me_mask();
if (la57) {
p4d = fixup_pointer(early_dynamic_pgts[next_early_pgt++], physaddr);
p4d = fixup_pointer(early_dynamic_pgts[(*next_pgt_ptr)++],
physaddr);
i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD;
pgd[i + 0] = (pgdval_t)p4d + pgtable_flags;
pgd[i + 1] = (pgdval_t)p4d + pgtable_flags;
i = (physaddr >> P4D_SHIFT) % PTRS_PER_P4D;
p4d[i + 0] = (pgdval_t)pud + pgtable_flags;
p4d[i + 1] = (pgdval_t)pud + pgtable_flags;
i = physaddr >> P4D_SHIFT;
p4d[(i + 0) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags;
p4d[(i + 1) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags;
} else {
i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD;
pgd[i + 0] = (pgdval_t)pud + pgtable_flags;
pgd[i + 1] = (pgdval_t)pud + pgtable_flags;
}
i = (physaddr >> PUD_SHIFT) % PTRS_PER_PUD;
pud[i + 0] = (pudval_t)pmd + pgtable_flags;
pud[i + 1] = (pudval_t)pmd + pgtable_flags;
i = physaddr >> PUD_SHIFT;
pud[(i + 0) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags;
pud[(i + 1) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags;
pmd_entry = __PAGE_KERNEL_LARGE_EXEC & ~_PAGE_GLOBAL;
/* Filter out unsupported __PAGE_KERNEL_* bits: */
@ -211,8 +212,9 @@ unsigned long __head __startup_64(unsigned long physaddr,
pmd_entry += physaddr;
for (i = 0; i < DIV_ROUND_UP(_end - _text, PMD_SIZE); i++) {
int idx = i + (physaddr >> PMD_SHIFT) % PTRS_PER_PMD;
pmd[idx] = pmd_entry + i * PMD_SIZE;
int idx = i + (physaddr >> PMD_SHIFT);
pmd[idx % PTRS_PER_PMD] = pmd_entry + i * PMD_SIZE;
}
/*

7
arch/x86/kernel/perf_regs.c
View File

@ -74,6 +74,9 @@ u64 perf_reg_value(struct pt_regs *regs, int idx)
return regs_get_register(regs, pt_regs_offset[idx]);
}
#define PERF_REG_X86_RESERVED (((1ULL << PERF_REG_X86_XMM0) - 1) & \
~((1ULL << PERF_REG_X86_MAX) - 1))
#ifdef CONFIG_X86_32
#define REG_NOSUPPORT ((1ULL << PERF_REG_X86_R8) | \
(1ULL << PERF_REG_X86_R9) | \
@ -86,7 +89,7 @@ u64 perf_reg_value(struct pt_regs *regs, int idx)
int perf_reg_validate(u64 mask)
{
if (!mask || (mask & REG_NOSUPPORT))
if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED)))
return -EINVAL;
return 0;
@ -112,7 +115,7 @@ void perf_get_regs_user(struct perf_regs *regs_user,
int perf_reg_validate(u64 mask)
{
if (!mask || (mask & REG_NOSUPPORT))
if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED)))
return -EINVAL;
return 0;

26
arch/x86/kernel/unwind_orc.c
View File

@ -82,9 +82,9 @@ static struct orc_entry *orc_find(unsigned long ip);
* But they are copies of the ftrace entries that are static and
* defined in ftrace_*.S, which do have orc entries.
*
* If the undwinder comes across a ftrace trampoline, then find the
* If the unwinder comes across a ftrace trampoline, then find the
* ftrace function that was used to create it, and use that ftrace
* function's orc entrie, as the placement of the return code in
* function's orc entry, as the placement of the return code in
* the stack will be identical.
*/
static struct orc_entry *orc_ftrace_find(unsigned long ip)
@ -128,6 +128,16 @@ static struct orc_entry null_orc_entry = {
.type = ORC_TYPE_CALL
};
/* Fake frame pointer entry -- used as a fallback for generated code */
static struct orc_entry orc_fp_entry = {
.type = ORC_TYPE_CALL,
.sp_reg = ORC_REG_BP,
.sp_offset = 16,
.bp_reg = ORC_REG_PREV_SP,
.bp_offset = -16,
.end = 0,
};
static struct orc_entry *orc_find(unsigned long ip)
{
static struct orc_entry *orc;
@ -392,8 +402,16 @@ bool unwind_next_frame(struct unwind_state *state)
* calls and calls to noreturn functions.
*/
orc = orc_find(state->signal ? state->ip : state->ip - 1);
if (!orc)
goto err;
if (!orc) {
/*
* As a fallback, try to assume this code uses a frame pointer.
* This is useful for generated code, like BPF, which ORC
* doesn't know about. This is just a guess, so the rest of
* the unwind is no longer considered reliable.
*/
orc = &orc_fp_entry;
state->error = true;
}
/* End-of-stack check for kernel threads: */
if (orc->sp_reg == ORC_REG_UNDEFINED) {

24
arch/x86/mm/init_64.c
View File

@ -671,23 +671,25 @@ static unsigned long __meminit
phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end,
unsigned long page_size_mask, bool init)
{
unsigned long paddr_next, paddr_last = paddr_end;
unsigned long vaddr = (unsigned long)__va(paddr);
int i = p4d_index(vaddr);
unsigned long vaddr, vaddr_end, vaddr_next, paddr_next, paddr_last;
paddr_last = paddr_end;
vaddr = (unsigned long)__va(paddr);
vaddr_end = (unsigned long)__va(paddr_end);
if (!pgtable_l5_enabled())
return phys_pud_init((pud_t *) p4d_page, paddr, paddr_end,
page_size_mask, init);
for (; i < PTRS_PER_P4D; i++, paddr = paddr_next) {
p4d_t *p4d;
for (; vaddr < vaddr_end; vaddr = vaddr_next) {
p4d_t *p4d = p4d_page + p4d_index(vaddr);
pud_t *pud;
vaddr = (unsigned long)__va(paddr);
p4d = p4d_page + p4d_index(vaddr);
paddr_next = (paddr & P4D_MASK) + P4D_SIZE;
vaddr_next = (vaddr & P4D_MASK) + P4D_SIZE;
paddr = __pa(vaddr);
if (paddr >= paddr_end) {
paddr_next = __pa(vaddr_next);
if (!after_bootmem &&
!e820__mapped_any(paddr & P4D_MASK, paddr_next,
E820_TYPE_RAM) &&
@ -699,13 +701,13 @@ phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end,
if (!p4d_none(*p4d)) {
pud = pud_offset(p4d, 0);
paddr_last = phys_pud_init(pud, paddr, paddr_end,
page_size_mask, init);
paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end),
page_size_mask, init);
continue;
}
pud = alloc_low_page();
paddr_last = phys_pud_init(pud, paddr, paddr_end,
paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end),
page_size_mask, init);
spin_lock(&init_mm.page_table_lock);

2
arch/x86/platform/efi/quirks.c
View File

@ -728,7 +728,7 @@ void efi_recover_from_page_fault(unsigned long phys_addr)
* Address range 0x0000 - 0x0fff is always mapped in the efi_pgd, so
* page faulting on these addresses isn't expected.
*/
if (phys_addr >= 0x0000 && phys_addr <= 0x0fff)
if (phys_addr <= 0x0fff)
return;
/*

2
block/bfq-iosched.c
View File

@ -240,7 +240,7 @@ static struct kmem_cache *bfq_pool;
* containing only random (seeky) I/O are prevented from being tagged
* as soft real-time.
*/
#define BFQQ_TOTALLY_SEEKY(bfqq) (bfqq->seek_history & -1)
#define BFQQ_TOTALLY_SEEKY(bfqq) (bfqq->seek_history == -1)
/* Min number of samples required to perform peak-rate update */
#define BFQ_RATE_MIN_SAMPLES 32

5
drivers/auxdisplay/cfag12864bfb.c
View File

@ -52,8 +52,9 @@ static const struct fb_var_screeninfo cfag12864bfb_var = {
static int cfag12864bfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
return vm_insert_page(vma, vma->vm_start,
virt_to_page(cfag12864b_buffer));
struct page *pages = virt_to_page(cfag12864b_buffer);
return vm_map_pages_zero(vma, &pages, 1);
}
static struct fb_ops cfag12864bfb_ops = {

4
drivers/auxdisplay/ht16k33.c
View File

@ -223,9 +223,9 @@ static const struct backlight_ops ht16k33_bl_ops = {
static int ht16k33_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct ht16k33_priv *priv = info->par;
struct page *pages = virt_to_page(priv->fbdev.buffer);
return vm_insert_page(vma, vma->vm_start,
virt_to_page(priv->fbdev.buffer));
return vm_map_pages_zero(vma, &pages, 1);
}
static struct fb_ops ht16k33_fb_ops = {

2
drivers/clk/clk.c
View File

@ -368,7 +368,7 @@ static struct clk_core *clk_core_get(struct clk_core *core, u8 p_index)
const char *dev_id = dev ? dev_name(dev) : NULL;
struct device_node *np = core->of_node;
if (np && index >= 0)
if (np && (name || index >= 0))
hw = of_clk_get_hw(np, index, name);
/*

4
drivers/clk/meson/g12a.c
View File

@ -2734,8 +2734,8 @@ static struct clk_hw_onecell_data g12a_hw_onecell_data = {
[CLKID_MALI_1_DIV] = &g12a_mali_1_div.hw,
[CLKID_MALI_1] = &g12a_mali_1.hw,
[CLKID_MALI] = &g12a_mali.hw,
[CLKID_MPLL_5OM_DIV] = &g12a_mpll_50m_div.hw,
[CLKID_MPLL_5OM] = &g12a_mpll_50m.hw,
[CLKID_MPLL_50M_DIV] = &g12a_mpll_50m_div.hw,
[CLKID_MPLL_50M] = &g12a_mpll_50m.hw,
[CLKID_SYS_PLL_DIV16_EN] = &g12a_sys_pll_div16_en.hw,
[CLKID_SYS_PLL_DIV16] = &g12a_sys_pll_div16.hw,
[CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_premux0.hw,

2
drivers/clk/meson/g12a.h
View File

@ -166,7 +166,7 @@
#define CLKID_HDMI_DIV 167
#define CLKID_MALI_0_DIV 170
#define CLKID_MALI_1_DIV 173
#define CLKID_MPLL_5OM_DIV 176
#define CLKID_MPLL_50M_DIV 176
#define CLKID_SYS_PLL_DIV16_EN 178
#define CLKID_SYS_PLL_DIV16 179
#define CLKID_CPU_CLK_DYN0_SEL 180

10
drivers/clk/meson/meson8b.c
View File

@ -1761,7 +1761,7 @@ static struct clk_regmap meson8m2_gp_pll = {
},
};
static const char * const mmeson8b_vpu_0_1_parent_names[] = {
static const char * const meson8b_vpu_0_1_parent_names[] = {
"fclk_div4", "fclk_div3", "fclk_div5", "fclk_div7"
};
@ -1778,8 +1778,8 @@ static struct clk_regmap meson8b_vpu_0_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_0_sel",
.ops = &clk_regmap_mux_ops,
.parent_names = mmeson8b_vpu_0_1_parent_names,
.num_parents = ARRAY_SIZE(mmeson8b_vpu_0_1_parent_names),
.parent_names = meson8b_vpu_0_1_parent_names,
.num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_names),
.flags = CLK_SET_RATE_PARENT,
},
};
@ -1837,8 +1837,8 @@ static struct clk_regmap meson8b_vpu_1_sel = {
.hw.init = &(struct clk_init_data){
.name = "vpu_1_sel",
.ops = &clk_regmap_mux_ops,
.parent_names = mmeson8b_vpu_0_1_parent_names,
.num_parents = ARRAY_SIZE(mmeson8b_vpu_0_1_parent_names),
.parent_names = meson8b_vpu_0_1_parent_names,
.num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_names),
.flags = CLK_SET_RATE_PARENT,
},
};

4
drivers/clk/socfpga/clk-s10.c
View File

@ -103,9 +103,9 @@ static const struct stratix10_perip_cnt_clock s10_main_perip_cnt_clks[] = {
{ STRATIX10_NOC_CLK, "noc_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux),
0, 0, 0, 0x3C, 1},
{ STRATIX10_EMAC_A_FREE_CLK, "emaca_free_clk", NULL, emaca_free_mux, ARRAY_SIZE(emaca_free_mux),
0, 0, 4, 0xB0, 0},
0, 0, 2, 0xB0, 0},
{ STRATIX10_EMAC_B_FREE_CLK, "emacb_free_clk", NULL, emacb_free_mux, ARRAY_SIZE(emacb_free_mux),
0, 0, 4, 0xB0, 1},
0, 0, 2, 0xB0, 1},
{ STRATIX10_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", NULL, emac_ptp_free_mux,
ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 4, 0xB0, 2},
{ STRATIX10_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux,

2
drivers/clk/tegra/clk-tegra210.c
View File

@ -3366,6 +3366,8 @@ static struct tegra_clk_init_table init_table[] __initdata = {
{ TEGRA210_CLK_I2S3_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
{ TEGRA210_CLK_I2S4_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
{ TEGRA210_CLK_VIMCLK_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 },
{ TEGRA210_CLK_HDA, TEGRA210_CLK_PLL_P, 51000000, 0 },
{ TEGRA210_CLK_HDA2CODEC_2X, TEGRA210_CLK_PLL_P, 48000000, 0 },
/* This MUST be the last entry. */
{ TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 },
};

7
drivers/clk/ti/clkctrl.c
View File

@ -229,6 +229,7 @@ static struct clk_hw *_ti_omap4_clkctrl_xlate(struct of_phandle_args *clkspec,
{
struct omap_clkctrl_provider *provider = data;
struct omap_clkctrl_clk *entry;
bool found = false;
if (clkspec->args_count != 2)
return ERR_PTR(-EINVAL);
@ -238,11 +239,13 @@ static struct clk_hw *_ti_omap4_clkctrl_xlate(struct of_phandle_args *clkspec,
list_for_each_entry(entry, &provider->clocks, node) {
if (entry->reg_offset == clkspec->args[0] &&
entry->bit_offset == clkspec->args[1])
entry->bit_offset == clkspec->args[1]) {
found = true;
break;
}
}
if (!entry)
if (!found)
return ERR_PTR(-EINVAL);
return entry->clk;

5
drivers/firmware/efi/efi-bgrt.c
View File

@ -47,11 +47,6 @@ void __init efi_bgrt_init(struct acpi_table_header *table)
bgrt->version);
goto out;
}
if (bgrt->status & 0xfe) {
pr_notice("Ignoring BGRT: reserved status bits are non-zero %u\n",
bgrt->status);
goto out;
}
if (bgrt->image_type != 0) {
pr_notice("Ignoring BGRT: invalid image type %u (expected 0)\n",
bgrt->image_type);

12
drivers/firmware/efi/efi.c
View File

@ -1009,14 +1009,16 @@ int __ref efi_mem_reserve_persistent(phys_addr_t addr, u64 size)
/* first try to find a slot in an existing linked list entry */
for (prsv = efi_memreserve_root->next; prsv; prsv = rsv->next) {
rsv = __va(prsv);
rsv = memremap(prsv, sizeof(*rsv), MEMREMAP_WB);
index = atomic_fetch_add_unless(&rsv->count, 1, rsv->size);
if (index < rsv->size) {
rsv->entry[index].base = addr;
rsv->entry[index].size = size;
memunmap(rsv);
return 0;
}
memunmap(rsv);
}
/* no slot found - allocate a new linked list entry */
@ -1024,7 +1026,13 @@ int __ref efi_mem_reserve_persistent(phys_addr_t addr, u64 size)
if (!rsv)
return -ENOMEM;
rsv->size = EFI_MEMRESERVE_COUNT(PAGE_SIZE);
/*
* The memremap() call above assumes that a linux_efi_memreserve entry
* never crosses a page boundary, so let's ensure that this remains true
* even when kexec'ing a 4k pages kernel from a >4k pages kernel, by
* using SZ_4K explicitly in the size calculation below.
*/
rsv->size = EFI_MEMRESERVE_COUNT(SZ_4K);
atomic_set(&rsv->count, 1);
rsv->entry[0].base = addr;
rsv->entry[0].size = size;

12
drivers/firmware/efi/efibc.c
View File

@ -43,11 +43,13 @@ static int efibc_set_variable(const char *name, const char *value)
efibc_str_to_str16(value, (efi_char16_t *)entry->var.Data);
memcpy(&entry->var.VendorGuid, &guid, sizeof(guid));
ret = efivar_entry_set(entry,
EFI_VARIABLE_NON_VOLATILE
| EFI_VARIABLE_BOOTSERVICE_ACCESS
| EFI_VARIABLE_RUNTIME_ACCESS,
size, entry->var.Data, NULL);
ret = efivar_entry_set_safe(entry->var.VariableName,
entry->var.VendorGuid,
EFI_VARIABLE_NON_VOLATILE
| EFI_VARIABLE_BOOTSERVICE_ACCESS
| EFI_VARIABLE_RUNTIME_ACCESS,
false, size, entry->var.Data);
if (ret)
pr_err("failed to set %s EFI variable: 0x%x\n",
name, ret);

3
drivers/hid/hid-ids.h
View File

@ -80,6 +80,7 @@
#define HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP 0x1220
#define HID_DEVICE_ID_ALPS_U1 0x1215
#define HID_DEVICE_ID_ALPS_T4_BTNLESS 0x120C
#define HID_DEVICE_ID_ALPS_1222 0x1222
#define USB_VENDOR_ID_AMI 0x046b
@ -269,6 +270,7 @@
#define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d
#define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618
#define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE 0x1053
#define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE2 0x0939
#define USB_DEVICE_ID_CHICONY_WIRELESS2 0x1123
#define USB_DEVICE_ID_ASUS_AK1D 0x1125
#define USB_DEVICE_ID_CHICONY_TOSHIBA_WT10A 0x1408
@ -569,6 +571,7 @@
#define USB_VENDOR_ID_HUION 0x256c
#define USB_DEVICE_ID_HUION_TABLET 0x006e
#define USB_DEVICE_ID_HUION_HS64 0x006d
#define USB_VENDOR_ID_IBM 0x04b3
#define USB_DEVICE_ID_IBM_SCROLLPOINT_III 0x3100

4
drivers/hid/hid-logitech-dj.c
View File

@ -30,6 +30,7 @@
#define REPORT_ID_HIDPP_SHORT 0x10
#define REPORT_ID_HIDPP_LONG 0x11
#define REPORT_ID_HIDPP_VERY_LONG 0x12
#define HIDPP_REPORT_SHORT_LENGTH 7
#define HIDPP_REPORT_LONG_LENGTH 20
@ -1242,7 +1243,8 @@ static int logi_dj_ll_raw_request(struct hid_device *hid,
int ret;
if ((buf[0] == REPORT_ID_HIDPP_SHORT) ||
(buf[0] == REPORT_ID_HIDPP_LONG)) {
(buf[0] == REPORT_ID_HIDPP_LONG) ||
(buf[0] == REPORT_ID_HIDPP_VERY_LONG)) {
if (count < 2)
return -EINVAL;

4
drivers/hid/hid-multitouch.c
View File

@ -1776,6 +1776,10 @@ static const struct hid_device_id mt_devices[] = {
HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
USB_VENDOR_ID_ALPS_JP,
HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) },
{ .driver_data = MT_CLS_WIN_8_DUAL,
HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8,
USB_VENDOR_ID_ALPS_JP,
HID_DEVICE_ID_ALPS_1222) },
/* Lenovo X1 TAB Gen 2 */
{ .driver_data = MT_CLS_WIN_8_DUAL,

1
drivers/hid/hid-quirks.c
View File

@ -42,6 +42,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM), HID_QUIRK_NOGET },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_MULTI_TOUCH), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE2), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD), HID_QUIRK_BADPAD },
{ HID_USB_DEVICE(USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_3AXIS_5BUTTON_STICK), HID_QUIRK_NOGET },

2
drivers/hid/hid-uclogic-core.c
View File

@ -369,6 +369,8 @@ static const struct hid_device_id uclogic_devices[] = {
USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HUION,
USB_DEVICE_ID_HUION_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_HUION,
USB_DEVICE_ID_HUION_HS64) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
USB_DEVICE_ID_HUION_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,

2
drivers/hid/hid-uclogic-params.c
View File

@ -977,6 +977,8 @@ int uclogic_params_init(struct uclogic_params *params,
/* FALL THROUGH */
case VID_PID(USB_VENDOR_ID_HUION,
USB_DEVICE_ID_HUION_TABLET):
case VID_PID(USB_VENDOR_ID_HUION,
USB_DEVICE_ID_HUION_HS64):
case VID_PID(USB_VENDOR_ID_UCLOGIC,
USB_DEVICE_ID_HUION_TABLET):
case VID_PID(USB_VENDOR_ID_UCLOGIC,

2
drivers/hid/intel-ish-hid/ishtp-fw-loader.c
View File

@ -816,9 +816,9 @@ static int load_fw_from_host(struct ishtp_cl_data *client_data)
goto end_err_fw_release;
release_firmware(fw);
kfree(filename);
dev_info(cl_data_to_dev(client_data), "ISH firmware %s loaded\n",
filename);
kfree(filename);
return 0;
end_err_fw_release:

4
drivers/hid/intel-ish-hid/ishtp-hid-client.c
View File

@ -891,7 +891,7 @@ static int hid_ishtp_cl_reset(struct ishtp_cl_device *cl_device)
*/
static int hid_ishtp_cl_suspend(struct device *device)
{
struct ishtp_cl_device *cl_device = dev_get_drvdata(device);
struct ishtp_cl_device *cl_device = ishtp_dev_to_cl_device(device);
struct ishtp_cl *hid_ishtp_cl = ishtp_get_drvdata(cl_device);
struct ishtp_cl_data *client_data = ishtp_get_client_data(hid_ishtp_cl);
@ -912,7 +912,7 @@ static int hid_ishtp_cl_suspend(struct device *device)
*/
static int hid_ishtp_cl_resume(struct device *device)
{
struct ishtp_cl_device *cl_device = dev_get_drvdata(device);
struct ishtp_cl_device *cl_device = ishtp_dev_to_cl_device(device);
struct ishtp_cl *hid_ishtp_cl = ishtp_get_drvdata(cl_device);
struct ishtp_cl_data *client_data = ishtp_get_client_data(hid_ishtp_cl);

15
drivers/hid/intel-ish-hid/ishtp/bus.c
View File

@ -471,7 +471,6 @@ static struct ishtp_cl_device *ishtp_bus_add_device(struct ishtp_device *dev,
}
ishtp_device_ready = true;
dev_set_drvdata(&device->dev, device);
return device;
}
@ -639,6 +638,20 @@ void *ishtp_get_drvdata(struct ishtp_cl_device *cl_device)
}
EXPORT_SYMBOL(ishtp_get_drvdata);
/**
* ishtp_dev_to_cl_device() - get ishtp_cl_device instance from device instance
* @device: device instance
*
* Get ish_cl_device instance which embeds device instance in it.
*
* Return: pointer to ishtp_cl_device instance
*/
struct ishtp_cl_device *ishtp_dev_to_cl_device(struct device *device)
{
return to_ishtp_cl_device(device);
}
EXPORT_SYMBOL(ishtp_dev_to_cl_device);
/**
* ishtp_bus_new_client() - Create a new client
* @dev: ISHTP device instance

15
drivers/irqchip/irq-csky-mpintc.c
View File

@ -89,8 +89,19 @@ static int csky_irq_set_affinity(struct irq_data *d,
if (cpu >= nr_cpu_ids)
return -EINVAL;
/* Enable interrupt destination */
cpu |= BIT(31);
/*
* The csky,mpintc could support auto irq deliver, but it only
* could deliver external irq to one cpu or all cpus. So it
* doesn't support deliver external irq to a group of cpus
* with cpu_mask.
* SO we only use auto deliver mode when affinity mask_val is
* equal to cpu_present_mask.
*
*/
if (cpumask_equal(mask_val, cpu_present_mask))
cpu = 0;
else
cpu |= BIT(31);
writel_relaxed(cpu, INTCG_base + INTCG_CIDSTR + offset);

35
drivers/irqchip/irq-gic-v3-its.c
View File

@ -733,32 +733,43 @@ static void its_flush_cmd(struct its_node *its, struct its_cmd_block *cmd)
}
static int its_wait_for_range_completion(struct its_node *its,
struct its_cmd_block *from,
u64 prev_idx,
struct its_cmd_block *to)
{
u64 rd_idx, from_idx, to_idx;
u64 rd_idx, to_idx, linear_idx;
u32 count = 1000000; /* 1s! */
from_idx = its_cmd_ptr_to_offset(its, from);
/* Linearize to_idx if the command set has wrapped around */
to_idx = its_cmd_ptr_to_offset(its, to);
if (to_idx < prev_idx)
to_idx += ITS_CMD_QUEUE_SZ;
linear_idx = prev_idx;
while (1) {
s64 delta;
rd_idx = readl_relaxed(its->base + GITS_CREADR);
/* Direct case */
if (from_idx < to_idx && rd_idx >= to_idx)
break;
/*
* Compute the read pointer progress, taking the
* potential wrap-around into account.
*/
delta = rd_idx - prev_idx;
if (rd_idx < prev_idx)
delta += ITS_CMD_QUEUE_SZ;
/* Wrapped case */
if (from_idx >= to_idx && rd_idx >= to_idx && rd_idx < from_idx)
linear_idx += delta;
if (linear_idx >= to_idx)
break;
count--;
if (!count) {
pr_err_ratelimited("ITS queue timeout (%llu %llu %llu)\n",
from_idx, to_idx, rd_idx);
pr_err_ratelimited("ITS queue timeout (%llu %llu)\n",
to_idx, linear_idx);
return -1;
}
prev_idx = rd_idx;
cpu_relax();
udelay(1);
}
@ -775,6 +786,7 @@ void name(struct its_node *its, \
struct its_cmd_block *cmd, *sync_cmd, *next_cmd; \
synctype *sync_obj; \
unsigned long flags; \
u64 rd_idx; \
\
raw_spin_lock_irqsave(&its->lock, flags); \
\
@ -796,10 +808,11 @@ void name(struct its_node *its, \
} \
\
post: \
rd_idx = readl_relaxed(its->base + GITS_CREADR); \
next_cmd = its_post_commands(its); \
raw_spin_unlock_irqrestore(&its->lock, flags); \
\
if (its_wait_for_range_completion(its, cmd, next_cmd)) \
if (its_wait_for_range_completion(its, rd_idx, next_cmd)) \
pr_err_ratelimited("ITS cmd %ps failed\n", builder); \
}

4
drivers/irqchip/irq-mips-gic.c
View File

@ -388,7 +388,7 @@ static void gic_all_vpes_irq_cpu_online(struct irq_data *d)
intr = GIC_HWIRQ_TO_LOCAL(d->hwirq);
cd = irq_data_get_irq_chip_data(d);
write_gic_vl_map(intr, cd->map);
write_gic_vl_map(mips_gic_vx_map_reg(intr), cd->map);
if (cd->mask)
write_gic_vl_smask(BIT(intr));
}
@ -517,7 +517,7 @@ static int gic_irq_domain_map(struct irq_domain *d, unsigned int virq,
spin_lock_irqsave(&gic_lock, flags);
for_each_online_cpu(cpu) {
write_gic_vl_other(mips_cm_vp_id(cpu));
write_gic_vo_map(intr, map);
write_gic_vo_map(mips_gic_vx_map_reg(intr), map);
}
spin_unlock_irqrestore(&gic_lock, flags);

4
drivers/irqchip/irq-ti-sci-inta.c
View File

@ -159,9 +159,9 @@ static struct ti_sci_inta_vint_desc *ti_sci_inta_alloc_parent_irq(struct irq_dom
parent_fwspec.param[1] = vint_desc->vint_id;
parent_virq = irq_create_fwspec_mapping(&parent_fwspec);
if (parent_virq <= 0) {
if (parent_virq == 0) {
kfree(vint_desc);
return ERR_PTR(parent_virq);
return ERR_PTR(-EINVAL);
}
vint_desc->parent_virq = parent_virq;

10
drivers/md/dm-init.c
View File

@ -140,8 +140,8 @@ static char __init *dm_parse_table_entry(struct dm_device *dev, char *str)
return ERR_PTR(-EINVAL);
}
/* target_args */
dev->target_args_array[n] = kstrndup(field[3], GFP_KERNEL,
DM_MAX_STR_SIZE);
dev->target_args_array[n] = kstrndup(field[3], DM_MAX_STR_SIZE,
GFP_KERNEL);
if (!dev->target_args_array[n])
return ERR_PTR(-ENOMEM);
@ -272,10 +272,10 @@ static int __init dm_init_init(void)
return 0;
if (strlen(create) >= DM_MAX_STR_SIZE) {
DMERR("Argument is too big. Limit is %d\n", DM_MAX_STR_SIZE);
DMERR("Argument is too big. Limit is %d", DM_MAX_STR_SIZE);
return -EINVAL;
}
str = kstrndup(create, GFP_KERNEL, DM_MAX_STR_SIZE);
str = kstrndup(create, DM_MAX_STR_SIZE, GFP_KERNEL);
if (!str)
return -ENOMEM;
@ -283,7 +283,7 @@ static int __init dm_init_init(void)
if (r)
goto out;
DMINFO("waiting for all devices to be available before creating mapped devices\n");
DMINFO("waiting for all devices to be available before creating mapped devices");
wait_for_device_probe();
list_for_each_entry(dev, &devices, list) {

23
drivers/md/dm-log-writes.c
View File

@ -60,6 +60,7 @@
#define WRITE_LOG_VERSION 1ULL
#define WRITE_LOG_MAGIC 0x6a736677736872ULL
#define WRITE_LOG_SUPER_SECTOR 0
/*
* The disk format for this is braindead simple.
@ -115,6 +116,7 @@ struct log_writes_c {
struct list_head logging_blocks;
wait_queue_head_t wait;
struct task_struct *log_kthread;
struct completion super_done;
};
struct pending_block {
@ -180,6 +182,14 @@ static void log_end_io(struct bio *bio)
bio_put(bio);
}
static void log_end_super(struct bio *bio)
{
struct log_writes_c *lc = bio->bi_private;
complete(&lc->super_done);
log_end_io(bio);
}
/*
* Meant to be called if there is an error, it will free all the pages
* associated with the block.
@ -215,7 +225,8 @@ static int write_metadata(struct log_writes_c *lc, void *entry,
bio->bi_iter.bi_size = 0;
bio->bi_iter.bi_sector = sector;
bio_set_dev(bio, lc->logdev->bdev);
bio->bi_end_io = log_end_io;
bio->bi_end_io = (sector == WRITE_LOG_SUPER_SECTOR) ?
log_end_super : log_end_io;
bio->bi_private = lc;
bio_set_op_attrs(bio, REQ_OP_WRITE, 0);
@ -418,11 +429,18 @@ static int log_super(struct log_writes_c *lc)
super.nr_entries = cpu_to_le64(lc->logged_entries);
super.sectorsize = cpu_to_le32(lc->sectorsize);
if (write_metadata(lc, &super, sizeof(super), NULL, 0, 0)) {
if (write_metadata(lc, &super, sizeof(super), NULL, 0,
WRITE_LOG_SUPER_SECTOR)) {
DMERR("Couldn't write super");
return -1;
}
/*
* Super sector should be writen in-order, otherwise the
* nr_entries could be rewritten incorrectly by an old bio.
*/
wait_for_completion_io(&lc->super_done);
return 0;
}
@ -531,6 +549,7 @@ static int log_writes_ctr(struct dm_target *ti, unsigned int argc, char **argv)
INIT_LIST_HEAD(&lc->unflushed_blocks);
INIT_LIST_HEAD(&lc->logging_blocks);
init_waitqueue_head(&lc->wait);
init_completion(&lc->super_done);
atomic_set(&lc->io_blocks, 0);
atomic_set(&lc->pending_blocks, 0);

2
drivers/md/dm-table.c
View File

@ -561,7 +561,7 @@ static char **realloc_argv(unsigned *size, char **old_argv)
gfp = GFP_NOIO;
}
argv = kmalloc_array(new_size, sizeof(*argv), gfp);
if (argv) {
if (argv && old_argv) {
memcpy(argv, old_argv, *size * sizeof(*argv));
*size = new_size;
}

4
drivers/md/dm-verity-target.c
View File

@ -235,8 +235,8 @@ static int verity_handle_err(struct dm_verity *v, enum verity_block_type type,
BUG();
}
DMERR("%s: %s block %llu is corrupted", v->data_dev->name, type_str,
block);
DMERR_LIMIT("%s: %s block %llu is corrupted", v->data_dev->name,
type_str, block);
if (v->corrupted_errs == DM_VERITY_MAX_CORRUPTED_ERRS)
DMERR("%s: reached maximum errors", v->data_dev->name);

12
drivers/mfd/stmfx.c
View File

@ -204,12 +204,11 @@ static struct irq_chip stmfx_irq_chip = {
static irqreturn_t stmfx_irq_handler(int irq, void *data)
{
struct stmfx *stmfx = data;
unsigned long n, pending;
u32 ack;
int ret;
unsigned long bits;
u32 pending, ack;
int n, ret;
ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING,
(u32 *)&pending);
ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING, &pending);
if (ret)
return IRQ_NONE;
@ -224,7 +223,8 @@ static irqreturn_t stmfx_irq_handler(int irq, void *data)
return IRQ_NONE;
}
for_each_set_bit(n, &pending, STMFX_REG_IRQ_SRC_MAX)
bits = pending;
for_each_set_bit(n, &bits, STMFX_REG_IRQ_SRC_MAX)
handle_nested_irq(irq_find_mapping(stmfx->irq_domain, n));
return IRQ_HANDLED;

3
drivers/mtd/nand/raw/nand_base.c
View File

@ -4662,7 +4662,6 @@ static int nand_detect(struct nand_chip *chip, struct nand_flash_dev *type)
memorg = nanddev_get_memorg(&chip->base);
memorg->planes_per_lun = 1;
memorg->luns_per_target = 1;
memorg->ntargets = 1;
/*
* Reset the chip, required by some chips (e.g. Micron MT29FxGxxxxx)
@ -5027,6 +5026,8 @@ static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips,
if (ret)
return ret;
memorg->ntargets = maxchips;
/* Read the flash type */
ret = nand_detect(chip, table);
if (ret) {

119
drivers/mtd/spi-nor/spi-nor.c
View File

@ -1636,6 +1636,95 @@ static int sr2_bit7_quad_enable(struct spi_nor *nor)
return 0;
}
/**
* spi_nor_clear_sr_bp() - clear the Status Register Block Protection bits.
* @nor: pointer to a 'struct spi_nor'
*
* Read-modify-write function that clears the Block Protection bits from the
* Status Register without affecting other bits.
*
* Return: 0 on success, -errno otherwise.
*/
static int spi_nor_clear_sr_bp(struct spi_nor *nor)
{
int ret;
u8 mask = SR_BP2 | SR_BP1 | SR_BP0;
ret = read_sr(nor);
if (ret < 0) {
dev_err(nor->dev, "error while reading status register\n");
return ret;
}
write_enable(nor);
ret = write_sr(nor, ret & ~mask);
if (ret) {
dev_err(nor->dev, "write to status register failed\n");
return ret;
}
ret = spi_nor_wait_till_ready(nor);
if (ret)
dev_err(nor->dev, "timeout while writing status register\n");
return ret;
}
/**
* spi_nor_spansion_clear_sr_bp() - clear the Status Register Block Protection
* bits on spansion flashes.
* @nor: pointer to a 'struct spi_nor'
*
* Read-modify-write function that clears the Block Protection bits from the
* Status Register without affecting other bits. The function is tightly
* coupled with the spansion_quad_enable() function. Both assume that the Write
* Register with 16 bits, together with the Read Configuration Register (35h)
* instructions are supported.
*
* Return: 0 on success, -errno otherwise.
*/
static int spi_nor_spansion_clear_sr_bp(struct spi_nor *nor)
{
int ret;
u8 mask = SR_BP2 | SR_BP1 | SR_BP0;
u8 sr_cr[2] = {0};
/* Check current Quad Enable bit value. */
ret = read_cr(nor);
if (ret < 0) {
dev_err(nor->dev,
"error while reading configuration register\n");
return ret;
}
/*
* When the configuration register Quad Enable bit is one, only the
* Write Status (01h) command with two data bytes may be used.
*/
if (ret & CR_QUAD_EN_SPAN) {
sr_cr[1] = ret;
ret = read_sr(nor);
if (ret < 0) {
dev_err(nor->dev,
"error while reading status register\n");
return ret;
}
sr_cr[0] = ret & ~mask;
ret = write_sr_cr(nor, sr_cr);
if (ret)
dev_err(nor->dev, "16-bit write register failed\n");
return ret;
}
/*
* If the Quad Enable bit is zero, use the Write Status (01h) command
* with one data byte.
*/
return spi_nor_clear_sr_bp(nor);
}
/* Used when the "_ext_id" is two bytes at most */
#define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags) \
.id = { \
@ -3660,6 +3749,8 @@ static int spi_nor_init_params(struct spi_nor *nor,
default:
/* Kept only for backward compatibility purpose. */
params->quad_enable = spansion_quad_enable;
if (nor->clear_sr_bp)
nor->clear_sr_bp = spi_nor_spansion_clear_sr_bp;
break;
}
@ -3912,17 +4003,13 @@ static int spi_nor_init(struct spi_nor *nor)
{
int err;
/*
* Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up
* with the software protection bits set
*/
if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL ||
JEDEC_MFR(nor->info) == SNOR_MFR_INTEL ||
JEDEC_MFR(nor->info) == SNOR_MFR_SST ||
nor->info->flags & SPI_NOR_HAS_LOCK) {
write_enable(nor);
write_sr(nor, 0);
spi_nor_wait_till_ready(nor);
if (nor->clear_sr_bp) {
err = nor->clear_sr_bp(nor);
if (err) {
dev_err(nor->dev,
"fail to clear block protection bits\n");
return err;
}
}
if (nor->quad_enable) {
@ -4047,6 +4134,16 @@ int spi_nor_scan(struct spi_nor *nor, const char *name,
if (info->flags & SPI_S3AN)
nor->flags |= SNOR_F_READY_XSR_RDY;
/*
* Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up
* with the software protection bits set.
*/
if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL ||
JEDEC_MFR(nor->info) == SNOR_MFR_INTEL ||
JEDEC_MFR(nor->info) == SNOR_MFR_SST ||
nor->info->flags & SPI_NOR_HAS_LOCK)
nor->clear_sr_bp = spi_nor_clear_sr_bp;
/* Parse the Serial Flash Discoverable Parameters table. */
ret = spi_nor_init_params(nor, &params);
if (ret)

2
drivers/net/bonding/bond_main.c
View File

@ -4320,12 +4320,12 @@ void bond_setup(struct net_device *bond_dev)
bond_dev->features |= NETIF_F_NETNS_LOCAL;
bond_dev->hw_features = BOND_VLAN_FEATURES |
NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_CTAG_RX |
NETIF_F_HW_VLAN_CTAG_FILTER;
bond_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4;
bond_dev->features |= bond_dev->hw_features;
bond_dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX;
}
/* Destroy a bonding device.

6
drivers/net/dsa/microchip/ksz_common.c
View File

@ -436,9 +436,9 @@ int ksz_switch_register(struct ksz_device *dev,
return PTR_ERR(dev->reset_gpio);
if (dev->reset_gpio) {
gpiod_set_value(dev->reset_gpio, 1);
gpiod_set_value_cansleep(dev->reset_gpio, 1);
mdelay(10);
gpiod_set_value(dev->reset_gpio, 0);
gpiod_set_value_cansleep(dev->reset_gpio, 0);
}
mutex_init(&dev->dev_mutex);
@ -487,7 +487,7 @@ void ksz_switch_remove(struct ksz_device *dev)
dsa_unregister_switch(dev->ds);
if (dev->reset_gpio)
gpiod_set_value(dev->reset_gpio, 1);
gpiod_set_value_cansleep(dev->reset_gpio, 1);
}
EXPORT_SYMBOL(ksz_switch_remove);

10
drivers/net/ethernet/aquantia/atlantic/aq_filters.c
View File

@ -843,9 +843,14 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic)
return err;
if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) {
if (hweight < AQ_VLAN_MAX_FILTERS)
err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, true);
if (hweight < AQ_VLAN_MAX_FILTERS && hweight > 0) {
err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw,
!(aq_nic->packet_filter & IFF_PROMISC));
aq_nic->aq_nic_cfg.is_vlan_force_promisc = false;
} else {
/* otherwise left in promiscue mode */
aq_nic->aq_nic_cfg.is_vlan_force_promisc = true;
}
}
return err;
@ -866,6 +871,7 @@ int aq_filters_vlan_offload_off(struct aq_nic_s *aq_nic)
if (unlikely(!aq_hw_ops->hw_filter_vlan_ctrl))
return -EOPNOTSUPP;
aq_nic->aq_nic_cfg.is_vlan_force_promisc = true;
err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, false);
if (err)
return err;

1
drivers/net/ethernet/aquantia/atlantic/aq_nic.c
View File

@ -126,6 +126,7 @@ void aq_nic_cfg_start(struct aq_nic_s *self)
cfg->link_speed_msk &= cfg->aq_hw_caps->link_speed_msk;
cfg->features = cfg->aq_hw_caps->hw_features;
cfg->is_vlan_force_promisc = true;
}
static int aq_nic_update_link_status(struct aq_nic_s *self)

1
drivers/net/ethernet/aquantia/atlantic/aq_nic.h
View File

@ -35,6 +35,7 @@ struct aq_nic_cfg_s {
u32 flow_control;
u32 link_speed_msk;
u32 wol;
bool is_vlan_force_promisc;
u16 is_mc_list_enabled;
u16 mc_list_count;
bool is_autoneg;

19
drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
View File

@ -778,8 +778,15 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s *self,
unsigned int packet_filter)
{
unsigned int i = 0U;
struct aq_nic_cfg_s *cfg = self->aq_nic_cfg;
hw_atl_rpfl2promiscuous_mode_en_set(self,
IS_FILTER_ENABLED(IFF_PROMISC));
hw_atl_rpf_vlan_prom_mode_en_set(self,
IS_FILTER_ENABLED(IFF_PROMISC) ||
cfg->is_vlan_force_promisc);
hw_atl_rpfl2promiscuous_mode_en_set(self, IS_FILTER_ENABLED(IFF_PROMISC));
hw_atl_rpfl2multicast_flr_en_set(self,
IS_FILTER_ENABLED(IFF_ALLMULTI), 0);
@ -788,13 +795,13 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s *self,
hw_atl_rpfl2broadcast_en_set(self, IS_FILTER_ENABLED(IFF_BROADCAST));
self->aq_nic_cfg->is_mc_list_enabled = IS_FILTER_ENABLED(IFF_MULTICAST);
cfg->is_mc_list_enabled = IS_FILTER_ENABLED(IFF_MULTICAST);
for (i = HW_ATL_B0_MAC_MIN; i < HW_ATL_B0_MAC_MAX; ++i)
hw_atl_rpfl2_uc_flr_en_set(self,
(self->aq_nic_cfg->is_mc_list_enabled &&
(i <= self->aq_nic_cfg->mc_list_count)) ?
1U : 0U, i);
(cfg->is_mc_list_enabled &&
(i <= cfg->mc_list_count)) ?
1U : 0U, i);
return aq_hw_err_from_flags(self);
}
@ -1086,7 +1093,7 @@ static int hw_atl_b0_hw_vlan_set(struct aq_hw_s *self,
static int hw_atl_b0_hw_vlan_ctrl(struct aq_hw_s *self, bool enable)
{
/* set promisc in case of disabing the vland filter */
hw_atl_rpf_vlan_prom_mode_en_set(self, !!!enable);
hw_atl_rpf_vlan_prom_mode_en_set(self, !enable);
return aq_hw_err_from_flags(self);
}

2
drivers/net/ethernet/cadence/macb_main.c
View File

@ -4180,7 +4180,7 @@ static int macb_probe(struct platform_device *pdev)
if (PTR_ERR(mac) == -EPROBE_DEFER) {
err = -EPROBE_DEFER;
goto err_out_free_netdev;
} else if (!IS_ERR(mac)) {
} else if (!IS_ERR_OR_NULL(mac)) {
ether_addr_copy(bp->dev->dev_addr, mac);
} else {
macb_get_hwaddr(bp);

28
drivers/net/ethernet/emulex/benet/be_ethtool.c
View File

@ -891,7 +891,7 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
u64 *data)
{
struct be_adapter *adapter = netdev_priv(netdev);
int status;
int status, cnt;
u8 link_status = 0;
if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
@ -902,6 +902,9 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
/* check link status before offline tests */
link_status = netif_carrier_ok(netdev);
if (test->flags & ETH_TEST_FL_OFFLINE) {
if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
test->flags |= ETH_TEST_FL_FAILED;
@ -922,13 +925,26 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
test->flags |= ETH_TEST_FL_FAILED;
}
status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
if (status) {
test->flags |= ETH_TEST_FL_FAILED;
data[4] = -1;
} else if (!link_status) {
/* link status was down prior to test */
if (!link_status) {
test->flags |= ETH_TEST_FL_FAILED;
data[4] = 1;
return;
}
for (cnt = 10; cnt; cnt--) {
status = be_cmd_link_status_query(adapter, NULL, &link_status,
0);
if (status) {
test->flags |= ETH_TEST_FL_FAILED;
data[4] = -1;
break;
}
if (link_status)
break;
msleep_interruptible(500);
}
}

16
drivers/net/ethernet/sis/sis900.c
View File

@ -1057,7 +1057,7 @@ sis900_open(struct net_device *net_dev)
sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED);
/* Enable all known interrupts by setting the interrupt mask. */
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE);
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC);
sw32(cr, RxENA | sr32(cr));
sw32(ier, IE);
@ -1578,7 +1578,7 @@ static void sis900_tx_timeout(struct net_device *net_dev)
sw32(txdp, sis_priv->tx_ring_dma);
/* Enable all known interrupts by setting the interrupt mask. */
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE);
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC);
}
/**
@ -1618,7 +1618,7 @@ sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
spin_unlock_irqrestore(&sis_priv->lock, flags);
return NETDEV_TX_OK;
}
sis_priv->tx_ring[entry].cmdsts = (OWN | skb->len);
sis_priv->tx_ring[entry].cmdsts = (OWN | INTR | skb->len);
sw32(cr, TxENA | sr32(cr));
sis_priv->cur_tx ++;
@ -1674,7 +1674,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance)
do {
status = sr32(isr);
if ((status & (HIBERR|TxURN|TxERR|TxIDLE|RxORN|RxERR|RxOK)) == 0)
if ((status & (HIBERR|TxURN|TxERR|TxIDLE|TxDESC|RxORN|RxERR|RxOK)) == 0)
/* nothing intresting happened */
break;
handled = 1;
@ -1684,7 +1684,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance)
/* Rx interrupt */
sis900_rx(net_dev);
if (status & (TxURN | TxERR | TxIDLE))
if (status & (TxURN | TxERR | TxIDLE | TxDESC))
/* Tx interrupt */
sis900_finish_xmit(net_dev);
@ -1896,8 +1896,8 @@ static void sis900_finish_xmit (struct net_device *net_dev)
if (tx_status & OWN) {
/* The packet is not transmitted yet (owned by hardware) !
* Note: the interrupt is generated only when Tx Machine
* is idle, so this is an almost impossible case */
* Note: this is an almost impossible condition
* in case of TxDESC ('descriptor interrupt') */
break;
}
@ -2473,7 +2473,7 @@ static int sis900_resume(struct pci_dev *pci_dev)
sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED);
/* Enable all known interrupts by setting the interrupt mask. */
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE);
sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC);
sw32(cr, RxENA | sr32(cr));
sw32(ier, IE);

2
drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c
View File

@ -112,7 +112,7 @@ static int adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec,
* programmed with (2^32 – <new_sec_value>)
*/
if (gmac4)
sec = (100000000ULL - sec);
sec = -sec;
value = readl(ioaddr + PTP_TCR);
if (value & PTP_TCR_TSCTRLSSR)

22
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -2947,12 +2947,15 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev)
/* Manage tx mitigation */
tx_q->tx_count_frames += nfrags + 1;
if (priv->tx_coal_frames <= tx_q->tx_count_frames) {
if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
!(priv->synopsys_id >= DWMAC_CORE_4_00 &&
(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
priv->hwts_tx_en)) {
stmmac_tx_timer_arm(priv, queue);
} else {
tx_q->tx_count_frames = 0;
stmmac_set_tx_ic(priv, desc);
priv->xstats.tx_set_ic_bit++;
tx_q->tx_count_frames = 0;
} else {
stmmac_tx_timer_arm(priv, queue);
}
skb_tx_timestamp(skb);
@ -3166,12 +3169,15 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
* element in case of no SG.
*/
tx_q->tx_count_frames += nfrags + 1;
if (priv->tx_coal_frames <= tx_q->tx_count_frames) {
if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) &&
!(priv->synopsys_id >= DWMAC_CORE_4_00 &&
(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
priv->hwts_tx_en)) {
stmmac_tx_timer_arm(priv, queue);
} else {
tx_q->tx_count_frames = 0;
stmmac_set_tx_ic(priv, desc);
priv->xstats.tx_set_ic_bit++;
tx_q->tx_count_frames = 0;
} else {
stmmac_tx_timer_arm(priv, queue);
}
skb_tx_timestamp(skb);

1
drivers/net/ppp/ppp_mppe.c
View File

@ -63,6 +63,7 @@ MODULE_AUTHOR("Frank Cusack <fcusack@fcusack.com>");
MODULE_DESCRIPTION("Point-to-Point Protocol Microsoft Point-to-Point Encryption support");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_ALIAS("ppp-compress-" __stringify(CI_MPPE));
MODULE_SOFTDEP("pre: arc4");
MODULE_VERSION("1.0.2");
static unsigned int

2
drivers/net/team/team.c
View File

@ -2128,12 +2128,12 @@ static void team_setup(struct net_device *dev)
dev->features |= NETIF_F_NETNS_LOCAL;
dev->hw_features = TEAM_VLAN_FEATURES |
NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_CTAG_RX |
NETIF_F_HW_VLAN_CTAG_FILTER;
dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4;
dev->features |= dev->hw_features;
dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX;
}
static int team_newlink(struct net *src_net, struct net_device *dev,

2
drivers/net/usb/qmi_wwan.c
View File

@ -1482,7 +1482,7 @@ static int qmi_wwan_probe(struct usb_interface *intf,
* different. Ignore the current interface if the number of endpoints
* equals the number for the diag interface (two).
*/
info = (void *)&id->driver_info;
info = (void *)id->driver_info;
if (info->data & QMI_WWAN_QUIRK_QUECTEL_DYNCFG) {
if (desc->bNumEndpoints == 2)

2
drivers/net/vrf.c
View File

@ -350,8 +350,8 @@ static int vrf_finish_output6(struct net *net, struct sock *sk,
{
struct dst_entry *dst = skb_dst(skb);
struct net_device *dev = dst->dev;
const struct in6_addr *nexthop;
struct neighbour *neigh;
struct in6_addr *nexthop;
int ret;
nf_reset(skb);

8
drivers/pci/pci-driver.c
View File

@ -859,7 +859,7 @@ static int pci_pm_suspend_noirq(struct device *dev)
pci_dev->bus->self->skip_bus_pm = true;
}
if (pci_dev->skip_bus_pm && !pm_suspend_via_firmware()) {
if (pci_dev->skip_bus_pm && pm_suspend_no_platform()) {
dev_dbg(dev, "PCI PM: Skipped\n");
goto Fixup;
}
@ -914,10 +914,10 @@ static int pci_pm_resume_noirq(struct device *dev)
/*
* In the suspend-to-idle case, devices left in D0 during suspend will
* stay in D0, so it is not necessary to restore or update their
* configuration here and attempting to put them into D0 again may
* confuse some firmware, so avoid doing that.
* configuration here and attempting to put them into D0 again is
* pointless, so avoid doing that.
*/
if (!pci_dev->skip_bus_pm || pm_suspend_via_firmware())
if (!(pci_dev->skip_bus_pm && pm_suspend_no_platform()))
pci_pm_default_resume_early(pci_dev);
pci_fixup_device(pci_fixup_resume_early, pci_dev);

34
drivers/pinctrl/mediatek/mtk-eint.c
View File

@ -113,6 +113,8 @@ static void mtk_eint_mask(struct irq_data *d)
void __iomem *reg = mtk_eint_get_offset(eint, d->hwirq,
eint->regs->mask_set);
eint->cur_mask[d->hwirq >> 5] &= ~mask;
writel(mask, reg);
}
@ -123,6 +125,8 @@ static void mtk_eint_unmask(struct irq_data *d)
void __iomem *reg = mtk_eint_get_offset(eint, d->hwirq,
eint->regs->mask_clr);
eint->cur_mask[d->hwirq >> 5] |= mask;
writel(mask, reg);
if (eint->dual_edge[d->hwirq])
@ -217,19 +221,6 @@ static void mtk_eint_chip_write_mask(const struct mtk_eint *eint,
}
}
static void mtk_eint_chip_read_mask(const struct mtk_eint *eint,
void __iomem *base, u32 *buf)
{
int port;
void __iomem *reg;
for (port = 0; port < eint->hw->ports; port++) {
reg = base + eint->regs->mask + (port << 2);
buf[port] = ~readl_relaxed(reg);
/* Mask is 0 when irq is enabled, and 1 when disabled. */
}
}
static int mtk_eint_irq_request_resources(struct irq_data *d)
{
struct mtk_eint *eint = irq_data_get_irq_chip_data(d);
@ -318,7 +309,7 @@ static void mtk_eint_irq_handler(struct irq_desc *desc)
struct irq_chip *chip = irq_desc_get_chip(desc);
struct mtk_eint *eint = irq_desc_get_handler_data(desc);
unsigned int status, eint_num;
int offset, index, virq;
int offset, mask_offset, index, virq;
void __iomem *reg = mtk_eint_get_offset(eint, 0, eint->regs->stat);
int dual_edge, start_level, curr_level;
@ -328,10 +319,24 @@ static void mtk_eint_irq_handler(struct irq_desc *desc)
status = readl(reg);
while (status) {
offset = __ffs(status);
mask_offset = eint_num >> 5;
index = eint_num + offset;
virq = irq_find_mapping(eint->domain, index);
status &= ~BIT(offset);
/*
* If we get an interrupt on pin that was only required
* for wake (but no real interrupt requested), mask the
* interrupt (as would mtk_eint_resume do anyway later
* in the resume sequence).
*/
if (eint->wake_mask[mask_offset] & BIT(offset) &&
!(eint->cur_mask[mask_offset] & BIT(offset))) {
writel_relaxed(BIT(offset), reg -
eint->regs->stat +
eint->regs->mask_set);
}
dual_edge = eint->dual_edge[index];
if (dual_edge) {
/*
@ -370,7 +375,6 @@ static void mtk_eint_irq_handler(struct irq_desc *desc)
int mtk_eint_do_suspend(struct mtk_eint *eint)
{
mtk_eint_chip_read_mask(eint, eint->base, eint->cur_mask);
mtk_eint_chip_write_mask(eint, eint->base, eint->wake_mask);
return 0;

8
drivers/pinctrl/pinctrl-mcp23s08.c
View File

@ -771,6 +771,10 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
if (ret < 0)
goto fail;
ret = devm_gpiochip_add_data(dev, &mcp->chip, mcp);
if (ret < 0)
goto fail;
mcp->irq_controller =
device_property_read_bool(dev, "interrupt-controller");
if (mcp->irq && mcp->irq_controller) {
@ -812,10 +816,6 @@ static int mcp23s08_probe_one(struct mcp23s08 *mcp, struct device *dev,
goto fail;
}
ret = devm_gpiochip_add_data(dev, &mcp->chip, mcp);
if (ret < 0)
goto fail;
if (one_regmap_config) {
mcp->pinctrl_desc.name = devm_kasprintf(dev, GFP_KERNEL,
"mcp23xxx-pinctrl.%d", raw_chip_address);

18
drivers/pinctrl/pinctrl-ocelot.c
View File

@ -396,7 +396,7 @@ static int ocelot_pin_function_idx(struct ocelot_pinctrl *info,
return -1;
}
#define REG(r, info, p) ((r) * (info)->stride + (4 * ((p) / 32)))
#define REG_ALT(msb, info, p) (OCELOT_GPIO_ALT0 * (info)->stride + 4 * ((msb) + ((info)->stride * ((p) / 32))))
static int ocelot_pinmux_set_mux(struct pinctrl_dev *pctldev,
unsigned int selector, unsigned int group)
@ -412,19 +412,21 @@ static int ocelot_pinmux_set_mux(struct pinctrl_dev *pctldev,
/*
* f is encoded on two bits.
* bit 0 of f goes in BIT(pin) of ALT0, bit 1 of f goes in BIT(pin) of
* ALT1
* bit 0 of f goes in BIT(pin) of ALT[0], bit 1 of f goes in BIT(pin) of
* ALT[1]
* This is racy because both registers can't be updated at the same time
* but it doesn't matter much for now.
*/
regmap_update_bits(info->map, REG(OCELOT_GPIO_ALT0, info, pin->pin),
regmap_update_bits(info->map, REG_ALT(0, info, pin->pin),
BIT(p), f << p);
regmap_update_bits(info->map, REG(OCELOT_GPIO_ALT1, info, pin->pin),
regmap_update_bits(info->map, REG_ALT(1, info, pin->pin),
BIT(p), f << (p - 1));
return 0;
}
#define REG(r, info, p) ((r) * (info)->stride + (4 * ((p) / 32)))
static int ocelot_gpio_set_direction(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned int pin, bool input)
@ -432,7 +434,7 @@ static int ocelot_gpio_set_direction(struct pinctrl_dev *pctldev,
struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
unsigned int p = pin % 32;
regmap_update_bits(info->map, REG(OCELOT_GPIO_OE, info, p), BIT(p),
regmap_update_bits(info->map, REG(OCELOT_GPIO_OE, info, pin), BIT(p),
input ? 0 : BIT(p));
return 0;
@ -445,9 +447,9 @@ static int ocelot_gpio_request_enable(struct pinctrl_dev *pctldev,
struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
unsigned int p = offset % 32;
regmap_update_bits(info->map, REG(OCELOT_GPIO_ALT0, info, offset),
regmap_update_bits(info->map, REG_ALT(0, info, offset),
BIT(p), 0);
regmap_update_bits(info->map, REG(OCELOT_GPIO_ALT1, info, offset),
regmap_update_bits(info->map, REG_ALT(1, info, offset),
BIT(p), 0);
return 0;

6
drivers/scsi/vmw_pvscsi.c
View File

@ -763,6 +763,7 @@ static int pvscsi_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd
struct pvscsi_adapter *adapter = shost_priv(host);
struct pvscsi_ctx *ctx;
unsigned long flags;
unsigned char op;
spin_lock_irqsave(&adapter->hw_lock, flags);
@ -775,13 +776,14 @@ static int pvscsi_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd
}
cmd->scsi_done = done;
op = cmd->cmnd[0];
dev_dbg(&cmd->device->sdev_gendev,
"queued cmd %p, ctx %p, op=%x\n", cmd, ctx, cmd->cmnd[0]);
"queued cmd %p, ctx %p, op=%x\n", cmd, ctx, op);
spin_unlock_irqrestore(&adapter->hw_lock, flags);
pvscsi_kick_io(adapter, cmd->cmnd[0]);
pvscsi_kick_io(adapter, op);
return 0;
}

4
fs/afs/callback.c
View File

@ -275,9 +275,9 @@ static void afs_break_one_callback(struct afs_server *server,
struct afs_super_info *as = AFS_FS_S(cbi->sb);
struct afs_volume *volume = as->volume;
write_lock(&volume->cb_break_lock);
write_lock(&volume->cb_v_break_lock);
volume->cb_v_break++;
write_unlock(&volume->cb_break_lock);
write_unlock(&volume->cb_v_break_lock);
} else {
data.volume = NULL;
data.fid = *fid;

31
fs/afs/inode.c
View File

@ -55,6 +55,16 @@ static noinline void dump_vnode(struct afs_vnode *vnode, struct afs_vnode *paren
dump_stack();
}
/*
* Set the file size and block count. Estimate the number of 512 bytes blocks
* used, rounded up to nearest 1K for consistency with other AFS clients.
*/
static void afs_set_i_size(struct afs_vnode *vnode, u64 size)
{
i_size_write(&vnode->vfs_inode, size);
vnode->vfs_inode.i_blocks = ((size + 1023) >> 10) << 1;
}
/*
* Initialise an inode from the vnode status.
*/
@ -124,12 +134,7 @@ static int afs_inode_init_from_status(struct afs_vnode *vnode, struct key *key,
return afs_protocol_error(NULL, -EBADMSG, afs_eproto_file_type);
}
/*
* Estimate 512 bytes blocks used, rounded up to nearest 1K
* for consistency with other AFS clients.
*/
inode->i_blocks = ((i_size_read(inode) + 1023) >> 10) << 1;
i_size_write(&vnode->vfs_inode, status->size);
afs_set_i_size(vnode, status->size);
vnode->invalid_before = status->data_version;
inode_set_iversion_raw(&vnode->vfs_inode, status->data_version);
@ -207,11 +212,13 @@ static void afs_apply_status(struct afs_fs_cursor *fc,
if (expected_version &&
*expected_version != status->data_version) {
kdebug("vnode modified %llx on {%llx:%llu} [exp %llx] %s",
(unsigned long long) status->data_version,
vnode->fid.vid, vnode->fid.vnode,
(unsigned long long) *expected_version,
fc->type ? fc->type->name : "???");
if (test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags))
pr_warn("kAFS: vnode modified {%llx:%llu} %llx->%llx %s\n",
vnode->fid.vid, vnode->fid.vnode,
(unsigned long long)*expected_version,
(unsigned long long)status->data_version,
fc->type ? fc->type->name : "???");
vnode->invalid_before = status->data_version;
if (vnode->status.type == AFS_FTYPE_DIR) {
if (test_and_clear_bit(AFS_VNODE_DIR_VALID, &vnode->flags))
@ -230,7 +237,7 @@ static void afs_apply_status(struct afs_fs_cursor *fc,
if (data_changed) {
inode_set_iversion_raw(&vnode->vfs_inode, status->data_version);
i_size_write(&vnode->vfs_inode, status->size);
afs_set_i_size(vnode, status->size);
}
}

8
fs/afs/internal.h
View File

@ -109,10 +109,8 @@ struct afs_call {
struct rxrpc_call *rxcall; /* RxRPC call handle */
struct key *key; /* security for this call */
struct afs_net *net; /* The network namespace */
union {
struct afs_server *server;
struct afs_vlserver *vlserver;
};
struct afs_server *server; /* The fileserver record if fs op (pins ref) */
struct afs_vlserver *vlserver; /* The vlserver record if vl op */
struct afs_cb_interest *cbi; /* Callback interest for server used */
struct afs_vnode *lvnode; /* vnode being locked */
void *request; /* request data (first part) */
@ -616,7 +614,7 @@ struct afs_volume {
unsigned int servers_seq; /* Incremented each time ->servers changes */
unsigned cb_v_break; /* Break-everything counter. */
rwlock_t cb_break_lock;
rwlock_t cb_v_break_lock;
afs_voltype_t type; /* type of volume */
short error;

1
fs/afs/volume.c
View File

@ -43,6 +43,7 @@ static struct afs_volume *afs_alloc_volume(struct afs_fs_context *params,
atomic_set(&volume->usage, 1);
INIT_LIST_HEAD(&volume->proc_link);
rwlock_init(&volume->servers_lock);
rwlock_init(&volume->cb_v_break_lock);
memcpy(volume->name, vldb->name, vldb->name_len + 1);
slist = afs_alloc_server_list(params->cell, params->key, vldb, type_mask);

28
fs/aio.c
View File

@ -2095,6 +2095,7 @@ SYSCALL_DEFINE6(io_pgetevents,
struct __aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 ts;
bool interrupted;
int ret;
if (timeout && unlikely(get_timespec64(&ts, timeout)))
@ -2108,8 +2109,10 @@ SYSCALL_DEFINE6(io_pgetevents,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &ts : NULL);
restore_user_sigmask(ksig.sigmask, &sigsaved);
if (signal_pending(current) && !ret)
interrupted = signal_pending(current);
restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@ -2128,6 +2131,7 @@ SYSCALL_DEFINE6(io_pgetevents_time32,
struct __aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 ts;
bool interrupted;
int ret;
if (timeout && unlikely(get_old_timespec32(&ts, timeout)))
@ -2142,8 +2146,10 @@ SYSCALL_DEFINE6(io_pgetevents_time32,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &ts : NULL);
restore_user_sigmask(ksig.sigmask, &sigsaved);
if (signal_pending(current) && !ret)
interrupted = signal_pending(current);
restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@ -2193,6 +2199,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
struct __compat_aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 t;
bool interrupted;
int ret;
if (timeout && get_old_timespec32(&t, timeout))
@ -2206,8 +2213,10 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &t : NULL);
restore_user_sigmask(ksig.sigmask, &sigsaved);
if (signal_pending(current) && !ret)
interrupted = signal_pending(current);
restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@ -2226,6 +2235,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
struct __compat_aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 t;
bool interrupted;
int ret;
if (timeout && get_timespec64(&t, timeout))
@ -2239,8 +2249,10 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &t : NULL);
restore_user_sigmask(ksig.sigmask, &sigsaved);
if (signal_pending(current) && !ret)
interrupted = signal_pending(current);
restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;

23
fs/binfmt_flat.c
View File

@ -856,9 +856,14 @@ static int load_flat_file(struct linux_binprm *bprm,
static int load_flat_shared_library(int id, struct lib_info *libs)
{
/*
* This is a fake bprm struct; only the members "buf", "file" and
* "filename" are actually used.
*/
struct linux_binprm bprm;
int res;
char buf[16];
loff_t pos = 0;
memset(&bprm, 0, sizeof(bprm));
@ -872,25 +877,11 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
if (IS_ERR(bprm.file))
return res;
bprm.cred = prepare_exec_creds();
res = -ENOMEM;
if (!bprm.cred)
goto out;
res = kernel_read(bprm.file, bprm.buf, BINPRM_BUF_SIZE, &pos);
/* We don't really care about recalculating credentials at this point
* as we're past the point of no return and are dealing with shared
* libraries.
*/
bprm.called_set_creds = 1;
res = prepare_binprm(&bprm);
if (!res)
if (res >= 0)
res = load_flat_file(&bprm, libs, id, NULL);
abort_creds(bprm.cred);
out:
allow_write_access(bprm.file);
fput(bprm.file);

3
fs/ceph/mds_client.c
View File

@ -2121,9 +2121,10 @@ char *ceph_mdsc_build_path(struct dentry *dentry, int *plen, u64 *pbase,
if (inode && ceph_snap(inode) == CEPH_SNAPDIR) {
dout("build_path path+%d: %p SNAPDIR\n",
pos, temp);
} else if (stop_on_nosnap && inode &&
} else if (stop_on_nosnap && inode && dentry != temp &&
ceph_snap(inode) == CEPH_NOSNAP) {
spin_unlock(&temp->d_lock);
pos++; /* get rid of any prepended '/' */
break;
} else {
pos -= temp->d_name.len;

4
fs/eventpoll.c
View File

@ -2327,7 +2327,7 @@ SYSCALL_DEFINE6(epoll_pwait, int, epfd, struct epoll_event __user *, events,
error = do_epoll_wait(epfd, events, maxevents, timeout);
restore_user_sigmask(sigmask, &sigsaved);
restore_user_sigmask(sigmask, &sigsaved, error == -EINTR);
return error;
}
@ -2352,7 +2352,7 @@ COMPAT_SYSCALL_DEFINE6(epoll_pwait, int, epfd,
err = do_epoll_wait(epfd, events, maxevents, timeout);
restore_user_sigmask(sigmask, &sigsaved);
restore_user_sigmask(sigmask, &sigsaved, err == -EINTR);
return err;
}

2
fs/inode.c
View File

@ -362,7 +362,7 @@ EXPORT_SYMBOL(inc_nlink);
static void __address_space_init_once(struct address_space *mapping)
{
xa_init_flags(&mapping->i_pages, XA_FLAGS_LOCK_IRQ);
xa_init_flags(&mapping->i_pages, XA_FLAGS_LOCK_IRQ | XA_FLAGS_ACCOUNT);
init_rwsem(&mapping->i_mmap_rwsem);
INIT_LIST_HEAD(&mapping->private_list);
spin_lock_init(&mapping->private_lock);

12
fs/io_uring.c
View File

@ -579,6 +579,7 @@ static struct io_kiocb *io_get_req(struct io_ring_ctx *ctx,
state->cur_req++;
}
req->file = NULL;
req->ctx = ctx;
req->flags = 0;
/* one is dropped after submission, the other at completion */
@ -1801,10 +1802,8 @@ static int io_req_set_file(struct io_ring_ctx *ctx, const struct sqe_submit *s,
req->sequence = ctx->cached_sq_head - 1;
}
if (!io_op_needs_file(s->sqe)) {
req->file = NULL;
if (!io_op_needs_file(s->sqe))
return 0;
}
if (flags & IOSQE_FIXED_FILE) {
if (unlikely(!ctx->user_files ||
@ -2201,11 +2200,12 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events,
}
ret = wait_event_interruptible(ctx->wait, io_cqring_events(ring) >= min_events);
if (ret == -ERESTARTSYS)
ret = -EINTR;
if (sig)
restore_user_sigmask(sig, &sigsaved);
restore_user_sigmask(sig, &sigsaved, ret == -ERESTARTSYS);
if (ret == -ERESTARTSYS)
ret = -EINTR;
return READ_ONCE(ring->r.head) == READ_ONCE(ring->r.tail) ? ret : 0;
}

2
fs/nfs/flexfilelayout/flexfilelayoutdev.c
View File

@ -18,7 +18,7 @@
#define NFSDBG_FACILITY NFSDBG_PNFS_LD
static unsigned int dataserver_timeo = NFS_DEF_TCP_RETRANS;
static unsigned int dataserver_timeo = NFS_DEF_TCP_TIMEO;
static unsigned int dataserver_retrans;
static bool ff_layout_has_available_ds(struct pnfs_layout_segment *lseg);

2
fs/proc/array.c
View File

@ -462,7 +462,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
* a program is not able to use ptrace(2) in that case. It is
* safe because the task has stopped executing permanently.
*/
if (permitted && (task->flags & PF_DUMPCORE)) {
if (permitted && (task->flags & (PF_EXITING|PF_DUMPCORE))) {
if (try_get_task_stack(task)) {
eip = KSTK_EIP(task);
esp = KSTK_ESP(task);

Some files were not shown because too many files have changed in this diff Show More