Dave Liu 28707af01b powerpc/fsl-booke: Fix the miss interrupt restore ...

The commit e5e774d8833de1a0037be2384efccadf16935675
powerpc/fsl-booke: Fix problem with _tlbil_va being interrupted
introduce one issue. that casue the problem like this:

Kernel BUG at c00b19fc [verbose debug info unavailable]
Oops: Exception in kernel mode, sig: 5 [#1]
MPC8572 DS
Modules linked in:
NIP: c00b19fc LR: c00b1c34 CTR: c0064e88
REGS: ef02b7b0 TRAP: 0700   Not tainted  (2.6.28-rc8-00057-g1bda712)
MSR: 00021000 <ME>  CR: 44048028  XER: 20000000
TASK = ef02c000[1] 'init' THREAD: ef02a000
GPR00: 00000001 ef02b860 ef02c000 eec201a0 c0dec2c0 00000000 000078a1 00000400
GPR08: c00b4e40 000078a1 c048ec00 a1780000 44048028 ecd26917 00000001 ef02b948
GPR16: ffffffea 0000020c 00000000 00000000 00000003 0000000a 00000000 000078a1
GPR24: eec201a0 00000000 ed849000 00000400 ef02b95c 00000001 ef02b978 ef02b984
NIP [c00b19fc] __find_get_block+0x24/0x238
LR [c00b1c34] __getblk+0x24/0x2a0
Call Trace:
[ef02b860] [c017b768] generic_make_request+0x290/0x328 (unreliable)
[ef02b8b0] [c00b1c34] __getblk+0x24/0x2a0
[ef02b910] [c00b4ae4] __bread+0x14/0xf8
[ef02b920] [c00fc228] ext2_get_branch+0xf0/0x138
[ef02b940] [c00fcc88] ext2_get_block+0xb8/0x828
[ef02ba00] [c00bbdc8] do_mpage_readpage+0x188/0x808
[ef02bac0] [c00bc5b4] mpage_readpages+0xec/0x144
[ef02bb50] [c00fba38] ext2_readpages+0x24/0x34
[ef02bb60] [c006ade0] __do_page_cache_readahead+0x150/0x230
[ef02bbb0] [c0064bdc] filemap_fault+0x31c/0x3e0
[ef02bbf0] [c00728b8] __do_fault+0x60/0x5b0
[ef02bc50] [c0011e0c] do_page_fault+0x2d8/0x4c4
[ef02bd10] [c000ed90] handle_page_fault+0xc/0x80
[ef02bdd0] [c00c7adc] set_brk+0x74/0x9c
[ef02bdf0] [c00c9274] load_elf_binary+0x70c/0x1180
[ef02be70] [c00945f0] search_binary_handler+0xa8/0x274
[ef02bea0] [c0095818] do_execve+0x19c/0x1d4
[ef02bed0] [c000766c] sys_execve+0x58/0x84
[ef02bef0] [c000e950] ret_from_syscall+0x0/0x3c
[ef02bfb0] [c009c6fc] sys_dup+0x24/0x6c
[ef02bfc0] [c0001e04] init_post+0xb0/0xf0
[ef02bfd0] [c046c1ac] kernel_init+0xcc/0xf4
[ef02bff0] [c000e6d0] kernel_thread+0x4c/0x68
Instruction dump:
4bffffa4 813f000c 4bffffac 9421ffb0 7c0802a6 7d800026 90010054 bf210034
91810030 7c0000a6 68008000 54008ffe <0f000000> 3d20c04e 3b29ffb8 38000008

The issue was the beqlr returns early but we haven't reenabled interrupts.

Signed-off-by: Dave Liu <daveliu@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

2008-12-17 10:06:13 -06:00

..

vdso32

powerpc: Fixup lwsync at runtime

2008-07-03 16:58:10 +10:00

vdso64

powerpc: Fixup lwsync at runtime

2008-07-03 16:58:10 +10:00

.gitignore

powerpc: Ignore generated vmlinux.lds in git

2008-10-07 14:26:18 +11:00

align.c

powerpc: Fix uninitialised variable in VSX alignment code

2008-09-03 20:53:14 +10:00

asm-offsets.c

Merge branch 'kvm-updates/2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm

2008-10-16 15:36:00 -07:00

audit.c

[PATCH] audit signal recipients

2007-05-11 05:38:25 -04:00

btext.c

powerpc: Use the common ascii hex helpers

2008-08-20 16:34:57 +10:00

clock.c

[POWERPC] clk.h interface for platforms

2007-10-03 09:11:56 +10:00

compat_audit.c

[PATCH] add SIGNAL syscall class (v3)

2007-05-11 05:38:25 -04:00

cpu_setup_6xx.S

[POWERPC] ppc32: Fix errata for 603 CPUs

2008-04-21 15:00:32 -05:00

cpu_setup_44x.S

powerpc/virtex5: Fix Virtex5 machine check handling

2008-12-05 14:34:26 -05:00

cpu_setup_pa6t.S

[POWERPC] pasemi: Enable one more hid bit

2007-04-24 21:31:49 +10:00

cpu_setup_ppc970.S

powerpc: Use LOAD_REG_IMMEDIATE only for constants on 64-bit

2008-09-15 11:08:35 -07:00

cputable.c

powerpc/virtex5: Fix Virtex5 machine check handling

2008-12-05 14:34:26 -05:00

crash_dump.c

powerpc: Support for relocatable kdump kernel

2008-10-22 15:01:22 +11:00

crash.c

powerpc: Increase CRASH_HANDLER_MAX

2008-06-30 22:31:00 +10:00

dma-iommu.c

powerpc: Update remaining dma_mapping_ops to use map/unmap_page

2008-10-31 16:13:48 +11:00

dma.c

powerpc: Fix dma_map_sg() cache flushing on non coherent platforms

2008-12-03 18:24:08 +11:00

entry_32.S

ftrace: rename FTRACE to FUNCTION_TRACER

2008-10-20 18:27:03 +02:00

entry_64.S

powerpc: Fix system calls on Cell entered with XER.SO=1

2008-12-01 09:40:19 +11:00

firmware.c

Remove obsolete #include <linux/config.h>

2006-06-30 19:25:36 +02:00

fpu.S

powerpc: Add VSX context save/restore, ptrace and signal support

2008-07-01 11:28:50 +10:00

ftrace.c

ftrace, powerpc, sparc64, x86: remove notrace from arch ftrace file

2008-10-23 16:00:25 +02:00

head_8xx.S

[POWERPC] 8xx: fix swap

2008-03-07 08:42:28 -06:00

head_32.S

powerpc: Fix 32-bit SMP boot on CHRP

2008-10-15 10:13:29 +11:00

head_40x.S

[POWERPC] 40x/Book-E: Save/restore volatile exception registers

2008-06-02 14:56:35 -05:00

head_44x.S

powerpc: rework 4xx PTE access and TLB miss

2008-07-09 13:36:17 -04:00

head_64.S

powerpc/ppc64/kdump: Better flag for running relocatable

2008-10-31 16:11:49 +11:00

head_booke.h

powerpc: rework 4xx PTE access and TLB miss

2008-07-09 13:36:17 -04:00

head_fsl_booke.S

powerpc: remove non-dependent load fsl_booke PTE_64BIT

2008-10-13 11:09:59 -05:00

ibmebus.c

powerpc: Update remaining dma_mapping_ops to use map/unmap_page

2008-10-31 16:13:48 +11:00

idle_6xx.S

powerpc: Fix for getting CPU number in power_save_ppc32_restore()

2008-09-03 20:53:47 +10:00

idle_e500.S

powerpc: Fix for getting CPU number in power_save_ppc32_restore()

2008-09-03 20:53:47 +10:00

idle_power4.S

[POWERPC] powermac: Support G5 CPU hotplug

2007-05-07 20:31:13 +10:00

idle.c

powerpc: Fix failure to shutdown with CPU hotplug

2008-09-30 13:25:06 +10:00

init_task.c

[PATCH] take init_files to fs/file.c

2008-05-16 17:22:20 -04:00

io.c

ftrace: support for PowerPC

2008-05-23 22:43:11 +02:00

iomap.c

[POWERPC] Add 64-bit resources support to pci_iomap

2007-09-20 07:36:52 -05:00

iommu.c

powerpc: Update remaining dma_mapping_ops to use map/unmap_page

2008-10-31 16:13:48 +11:00

irq.c

powerpc: Make the irq reverse mapping radix tree lockless

2008-09-15 11:08:45 -07:00

isa-bridge.c

[POWERPC] Remove leftover printk in isa-bridge.c

2008-05-09 20:22:59 +10:00

kgdb.c

kgdb, x86, arm, mips, powerpc: ignore user space single stepping

2008-09-26 10:36:41 -05:00

kprobes.c

kprobes: improve kretprobe scalability with hashed locking

2008-07-25 10:53:30 -07:00

l2cr_6xx.S

Convert files to UTF-8 and some cleanups

2007-10-19 23:21:04 +02:00

legacy_serial.c

powerpc/powermac: Fixup default serial port device for pmac_zilog

2008-07-28 16:30:53 +10:00

lparcfg.c

powerpc: Replace __FUNCTION__ with __func__

2008-08-20 16:34:57 +10:00

machine_kexec_32.c

kexec jump: rename KEXEC_CONTROL_CODE_SIZE to KEXEC_CONTROL_PAGE_SIZE

2008-08-15 08:35:42 -07:00

machine_kexec_64.c

powerpc: Kexec exit should not use magic numbers

2008-10-31 16:11:44 +11:00

machine_kexec.c

powerpc: Support for relocatable kdump kernel

2008-10-22 15:01:22 +11:00

Makefile

ftrace: rename FTRACE to FUNCTION_TRACER

2008-10-20 18:27:03 +02:00

misc_32.S

powerpc/fsl-booke: Fix the miss interrupt restore

2008-12-17 10:06:13 -06:00

misc_64.S

powerpc: Kexec exit should not use magic numbers

2008-10-31 16:11:44 +11:00

misc.S

powerpc: Use LOAD_REG_IMMEDIATE only for constants on 64-bit

2008-09-15 11:08:35 -07:00

module_32.c

powerpc: Move common module code into its own file

2008-07-01 11:28:05 +10:00

module_64.c

Fix compile failure with non modular builds

2008-09-17 09:14:42 -07:00

module.c

powerpc: Remove dead module_find_bug code

2008-08-18 14:22:35 +10:00

msi.c

[POWERPC] Fix sparse warnings in arch/powerpc/kernel

2008-05-14 22:31:59 +10:00

nvram_64.c

[POWERPC] pseries: Eliminate global error_log_cnt variable

2007-08-17 11:01:52 +10:00

of_device.c

OF-device: Don't overwrite numa_node in device registration

2008-10-31 16:12:01 +11:00

of_platform.c

powerpc: Add missing reference to coherent_dma_mask

2008-07-08 21:06:35 -07:00

paca.c

powerpc: Make the 64-bit kernel as a position-independent executable

2008-09-15 11:08:38 -07:00

pci_32.c

powerpc: Fix link errors on 32-bit machines using legacy DMA

2008-10-15 10:13:29 +11:00

pci_64.c

powerpc/pci: Fix unmapping of IO space on 64-bit

2008-10-31 16:13:46 +11:00

pci_dn.c

[POWERPC] iSeries: eliminate pci_dn bussubno

2008-01-17 14:57:05 +11:00

pci-common.c

powerpc/pci: Properly allocate bus resources for hotplug PHBs

2008-10-31 16:12:03 +11:00

pmc.c

[POWERPC] Made FSL Book-E PMC support more generic

2008-02-05 23:34:14 -06:00

ppc32.h

powerpc: Add VSX context save/restore, ptrace and signal support

2008-07-01 11:28:50 +10:00

ppc_ksyms.c

ftrace: rename FTRACE to FUNCTION_TRACER

2008-10-20 18:27:03 +02:00

proc_ppc64.c

powerpc: use non-racy method for proc entries creation

2008-04-29 08:06:22 -07:00

process.c

powerpc: Remove use of CONFIG_PPC_MERGE

2008-08-04 13:18:17 +10:00

prom_init_check.sh

powerpc: Fix build issue with CONFIG_RELOCATABLE=y

2008-10-21 15:17:49 +11:00

prom_init.c

Revert "powerpc: Sync RPA note in zImage with kernel's RPA note"

2008-10-31 22:36:21 +11:00

prom_parse.c

powerpc: Fix IRQ assignment for some PCIe devices

2008-12-01 09:40:18 +11:00

prom.c

powerpc: Make the 64-bit kernel as a position-independent executable

2008-09-15 11:08:38 -07:00

ptrace32.c

powerpc: Correctly hookup PTRACE_GET/SETVSRREGS for 32 bit processes

2008-07-30 15:26:54 +10:00

ptrace.c

powerpc: Don't use the wrong thread_struct for ptrace get/set VSX regs

2008-07-30 15:26:54 +10:00

reloc_64.S

powerpc: Make the 64-bit kernel as a position-independent executable

2008-09-15 11:08:38 -07:00

rtas_flash.c

SL*B: drop kmem cache argument from constructor

2008-07-26 12:00:07 -07:00

rtas_pci.c

[POWERPC] Fix sparse warnings in arch/powerpc/kernel

2008-05-14 22:31:59 +10:00

rtas-proc.c

[POWERPC] Fix sparse warnings in arch/powerpc/kernel

2008-05-14 22:31:59 +10:00

rtas-rtc.c

[PATCH] powerpc: reorg RTAS delay code

2006-06-09 21:21:06 +10:00

rtas.c

powerpc: Zero fill the return values of rtas argument buffer

2008-08-11 10:09:56 +10:00

setup_32.c

powerpc: Reflect the used arguments in machine_init() prototype

2008-10-14 10:35:26 +11:00

setup_64.c

powerpc: Fix compiler warning for the relocatable kernel

2008-10-31 16:11:54 +11:00

setup-common.c

powerpc: Move memory size print into common show_cpuinfo for 32-bit

2008-10-22 11:00:25 +11:00

setup.h

[PATCH] powerpc: Make early xmon logic immune to location of early parsing

2006-05-19 15:02:12 +10:00

signal_32.c

powerpc: Fix msr check in compat_sys_swapcontext

2008-11-11 19:42:22 +11:00

signal_64.c

powerpc: Fix swapcontext system for VSX + old ucontext size

2008-10-31 16:12:00 +11:00

signal.c

powerpc: Add TIF_NOTIFY_RESUME support for tracehook

2008-07-28 16:30:50 +10:00

signal.h

x86, um: get rid of uml signal.h

2008-10-22 22:55:20 -07:00

smp-tbsync.c

[POWERPC] Replace kmalloc+memset with kzalloc

2006-12-04 20:42:09 +11:00

smp.c

Merge commit 'origin'

2008-10-15 11:31:54 +11:00

softemu8xx.c

Remove asm/a.out.h files for all architectures without a.out support.

2008-09-06 19:30:24 +01:00

stacktrace.c

powerpc: Removed duplicated include in stacktrace.c

2008-07-28 16:30:47 +10:00

suspend.c

PAGE_ALIGN(): correctly handle 64-bit values on 32-bit architectures

2008-07-24 10:47:21 -07:00

swsusp_32.S

[POWERPC] Make altivec code in swsusp_32.S depend on CONFIG_ALTIVEC

2007-11-08 14:15:34 +11:00

swsusp_64.c

[POWERPC] powermac: Suspend to disk on G5

2007-05-07 20:31:14 +10:00

swsusp_asm64.S

powerpc: Fix 64-bit hibernation with 64k pages

2008-10-07 14:26:20 +11:00

swsusp.c

powerpc: fixup hard_irq_disable semantics

2007-05-11 08:29:34 -07:00

sys_ppc32.c

compat: generic compat get/settimeofday

2008-10-16 11:21:33 -07:00

syscalls.c

powerpc/mm: Add Strong Access Ordering support

2008-07-09 16:30:45 +10:00

sysfs.c

powerpc: Fix build for 32-bit SMP configs

2008-12-01 13:28:19 +11:00

systbl_chk.c

[POWERPC] Fix a couple of copyright symbols

2008-01-25 22:52:50 +11:00

systbl_chk.sh

[POWERPC] Fix a couple of copyright symbols

2008-01-25 22:52:50 +11:00

systbl.S

[POWERPC] Align the sys_call_table

2007-10-11 14:36:47 +10:00

tau_6xx.c

on_each_cpu(): kill unused 'retry' parameter

2008-06-26 11:24:38 +02:00

time.c

Merge commit 'origin/master'

2008-07-16 11:07:59 +10:00

traps.c

Remove asm/a.out.h files for all architectures without a.out support.

2008-09-06 19:30:24 +01:00

udbg_16550.c

powerpc: Unsigned speed cannot be negative in udbg_16559.c

2008-10-21 15:17:47 +11:00

udbg.c

[POWERPC] Mark udbg console as CON_ANYTIME, ie. callable early in boot

2008-04-24 21:08:11 +10:00

vdso.c

powerpc: Remove use of CONFIG_PPC_MERGE

2008-08-04 13:18:17 +10:00

vecemu.c

[PATCH] powerpc: Move arch/ppc*/kernel/vecemu.c to arch/powerpc

2005-09-21 19:21:07 +10:00

vector.S

Remove obsolete #include <linux/config.h>

2006-06-30 19:25:36 +02:00

vio.c

powerpc: Update remaining dma_mapping_ops to use map/unmap_page

2008-10-31 16:13:48 +11:00

vmlinux.lds.S

Revert "powerpc: Sync RPA note in zImage with kernel's RPA note"

2008-10-31 22:36:21 +11:00