diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c index 1007ec36b4cb..fb736fdb4193 100644 --- a/arch/powerpc/kernel/hw_breakpoint.c +++ b/arch/powerpc/kernel/hw_breakpoint.c @@ -247,6 +247,11 @@ static bool stepping_handler(struct pt_regs *regs, struct perf_event *bp, return false; } +/* + * Handle a DABR or DAWR exception. + * + * Called in atomic context. + */ int hw_breakpoint_handler(struct die_args *args) { int rc = NOTIFY_STOP; @@ -315,6 +320,8 @@ NOKPROBE_SYMBOL(hw_breakpoint_handler); /* * Handle single-step exceptions following a DABR hit. + * + * Called in atomic context. */ static int single_step_dabr_instruction(struct die_args *args) { @@ -355,6 +362,8 @@ NOKPROBE_SYMBOL(single_step_dabr_instruction); /* * Handle debug exception notifications. + * + * Called in atomic context. */ int hw_breakpoint_exceptions_notify( struct notifier_block *unused, unsigned long val, void *data) diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 5c91183b5b73..54b6ec44d3be 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2901,18 +2901,11 @@ int ata_eh_reset(struct ata_link *link, int classify, postreset(slave, classes); } - /* - * Some controllers can't be frozen very well and may set spurious - * error conditions during reset. Clear accumulated error - * information and re-thaw the port if frozen. As reset is the - * final recovery action and we cross check link onlineness against - * device classification later, no hotplug event is lost by this. - */ + /* clear cached SError */ spin_lock_irqsave(link->ap->lock, flags); - memset(&link->eh_info, 0, sizeof(link->eh_info)); + link->eh_info.serror = 0; if (slave) - memset(&slave->eh_info, 0, sizeof(link->eh_info)); - ap->pflags &= ~ATA_PFLAG_EH_PENDING; + slave->eh_info.serror = 0; spin_unlock_irqrestore(link->ap->lock, flags); if (ap->pflags & ATA_PFLAG_FROZEN) diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 42309ceee21e..c621c98c6057 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -4544,7 +4544,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd) break; case MAINTENANCE_IN: - if (scsicmd[1] == MI_REPORT_SUPPORTED_OPERATION_CODES) + if ((scsicmd[1] & 0x1f) == MI_REPORT_SUPPORTED_OPERATION_CODES) ata_scsi_rbuf_fill(&args, ata_scsiop_maint_in); else ata_scsi_set_invalid_field(dev, cmd, 1, 0xff); diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index 2b84db59ab3c..7779f8e50256 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -1873,6 +1873,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) "SMBus I801 adapter at %04lx", priv->smba); err = i2c_add_adapter(&priv->adapter); if (err) { + platform_device_unregister(priv->tco_pdev); i801_acpi_remove(priv); return err; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index 1a3017e5f44c..37ce764ed373 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1117,15 +1117,15 @@ static int i40e_quiesce_vf_pci(struct i40e_vf *vf) } /** - * i40e_getnum_vf_vsi_vlan_filters + * __i40e_getnum_vf_vsi_vlan_filters * @vsi: pointer to the vsi * * called to get the number of VLANs offloaded on this VF **/ -static int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) +static int __i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) { struct i40e_mac_filter *f; - int num_vlans = 0, bkt; + u16 num_vlans = 0, bkt; hash_for_each(vsi->mac_filter_hash, bkt, f, hlist) { if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID) @@ -1135,6 +1135,23 @@ static int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) return num_vlans; } +/** + * i40e_getnum_vf_vsi_vlan_filters + * @vsi: pointer to the vsi + * + * wrapper for __i40e_getnum_vf_vsi_vlan_filters() with spinlock held + **/ +static int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) +{ + int num_vlans; + + spin_lock_bh(&vsi->mac_filter_hash_lock); + num_vlans = __i40e_getnum_vf_vsi_vlan_filters(vsi); + spin_unlock_bh(&vsi->mac_filter_hash_lock); + + return num_vlans; +} + /** * i40e_get_vlan_list_sync * @vsi: pointer to the VSI @@ -1144,15 +1161,15 @@ static int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) * * Called to get number of VLANs and VLAN list present in mac_filter_hash. **/ -static void i40e_get_vlan_list_sync(struct i40e_vsi *vsi, int *num_vlans, - s16 **vlan_list) +static void i40e_get_vlan_list_sync(struct i40e_vsi *vsi, u16 *num_vlans, + s16 **vlan_list) { struct i40e_mac_filter *f; int i = 0; int bkt; spin_lock_bh(&vsi->mac_filter_hash_lock); - *num_vlans = i40e_getnum_vf_vsi_vlan_filters(vsi); + *num_vlans = __i40e_getnum_vf_vsi_vlan_filters(vsi); *vlan_list = kcalloc(*num_vlans, sizeof(**vlan_list), GFP_ATOMIC); if (!(*vlan_list)) goto err; @@ -1179,11 +1196,11 @@ static void i40e_get_vlan_list_sync(struct i40e_vsi *vsi, int *num_vlans, **/ static i40e_status i40e_set_vsi_promisc(struct i40e_vf *vf, u16 seid, bool multi_enable, - bool unicast_enable, s16 *vl, int num_vlans) + bool unicast_enable, s16 *vl, u16 num_vlans) { + i40e_status aq_ret, aq_tmp = 0; struct i40e_pf *pf = vf->pf; struct i40e_hw *hw = &pf->hw; - i40e_status aq_ret; int i; /* No VLAN to set promisc on, set on VSI */ @@ -1232,6 +1249,9 @@ i40e_set_vsi_promisc(struct i40e_vf *vf, u16 seid, bool multi_enable, vf->vf_id, i40e_stat_str(&pf->hw, aq_ret), i40e_aq_str(&pf->hw, aq_err)); + + if (!aq_tmp) + aq_tmp = aq_ret; } aq_ret = i40e_aq_set_vsi_uc_promisc_on_vlan(hw, seid, @@ -1245,8 +1265,15 @@ i40e_set_vsi_promisc(struct i40e_vf *vf, u16 seid, bool multi_enable, vf->vf_id, i40e_stat_str(&pf->hw, aq_ret), i40e_aq_str(&pf->hw, aq_err)); + + if (!aq_tmp) + aq_tmp = aq_ret; } } + + if (aq_tmp) + aq_ret = aq_tmp; + return aq_ret; } @@ -1268,7 +1295,7 @@ static i40e_status i40e_config_vf_promiscuous_mode(struct i40e_vf *vf, i40e_status aq_ret = I40E_SUCCESS; struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi; - int num_vlans; + u16 num_vlans; s16 *vl; vsi = i40e_find_vsi_from_id(pf, vsi_id); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index a58711c48850..486e44d20b43 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -2841,8 +2841,6 @@ static int nvme_probe(struct pci_dev *pdev, const struct pci_device_id *id) size_t alloc_size; node = dev_to_node(&pdev->dev); - if (node == NUMA_NO_NODE) - set_dev_node(&pdev->dev, first_memory_node); dev = kzalloc_node(sizeof(*dev), GFP_KERNEL, node); if (!dev) diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c index 36a44a837031..ee1b488d7ded 100644 --- a/drivers/spi/spi-nxp-fspi.c +++ b/drivers/spi/spi-nxp-fspi.c @@ -897,6 +897,13 @@ static int nxp_fspi_default_setup(struct nxp_fspi *f) fspi_writel(f, FSPI_AHBCR_PREF_EN | FSPI_AHBCR_RDADDROPT, base + FSPI_AHBCR); + /* Reset the FLSHxCR1 registers. */ + reg = FSPI_FLSHXCR1_TCSH(0x3) | FSPI_FLSHXCR1_TCSS(0x3); + fspi_writel(f, reg, base + FSPI_FLSHA1CR1); + fspi_writel(f, reg, base + FSPI_FLSHA2CR1); + fspi_writel(f, reg, base + FSPI_FLSHB1CR1); + fspi_writel(f, reg, base + FSPI_FLSHB2CR1); + /* AHB Read - Set lut sequence ID for all CS. */ fspi_writel(f, SEQID_LUT, base + FSPI_FLSHA1CR2); fspi_writel(f, SEQID_LUT, base + FSPI_FLSHA2CR2); diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c index 7803487f0c19..c4ec362eaed4 100644 --- a/drivers/tty/serial/8250/8250_port.c +++ b/drivers/tty/serial/8250/8250_port.c @@ -1865,7 +1865,10 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir) skip_rx = true; if (status & (UART_LSR_DR | UART_LSR_BI) && !skip_rx) { - if (irqd_is_wakeup_set(irq_get_irq_data(port->irq))) + struct irq_data *d; + + d = irq_get_irq_data(port->irq); + if (d && irqd_is_wakeup_set(d)) pm_wakeup_event(tport->tty->dev, 0); if (!up->dma || handle_rx_dma(up, iir)) status = serial8250_rx_chars(up, status); diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index 124ed0e8454e..0396df868bc7 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -2032,7 +2032,7 @@ config FB_COBALT config FB_SH7760 bool "SH7760/SH7763/SH7720/SH7721 LCDC support" - depends on FB && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \ + depends on FB=y && (CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7763 \ || CPU_SUBTYPE_SH7720 || CPU_SUBTYPE_SH7721) select FB_CFB_FILLRECT select FB_CFB_COPYAREA diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c index e707c4797f76..134237d8b8fc 100644 --- a/drivers/watchdog/iTCO_wdt.c +++ b/drivers/watchdog/iTCO_wdt.c @@ -413,6 +413,20 @@ static unsigned int iTCO_wdt_get_timeleft(struct watchdog_device *wd_dev) return time_left; } +/* Returns true if the watchdog was running */ +static bool iTCO_wdt_set_running(struct iTCO_wdt_private *p) +{ + u16 val; + + /* Bit 11: TCO Timer Halt -> 0 = The TCO timer is enabled */ + val = inw(TCO1_CNT(p)); + if (!(val & BIT(11))) { + set_bit(WDOG_HW_RUNNING, &p->wddev.status); + return true; + } + return false; +} + /* * Kernel Interfaces */ @@ -501,9 +515,6 @@ static int iTCO_wdt_probe(struct platform_device *pdev) return -ENODEV; /* Cannot reset NO_REBOOT bit */ } - /* Set the NO_REBOOT bit to prevent later reboots, just for sure */ - p->update_no_reboot_bit(p->no_reboot_priv, true); - if (turn_SMI_watchdog_clear_off >= p->iTCO_version) { /* * Bit 13: TCO_EN -> 0 @@ -555,8 +566,13 @@ static int iTCO_wdt_probe(struct platform_device *pdev) watchdog_set_drvdata(&p->wddev, p); platform_set_drvdata(pdev, p); - /* Make sure the watchdog is not running */ - iTCO_wdt_stop(&p->wddev); + if (!iTCO_wdt_set_running(p)) { + /* + * If the watchdog was not running set NO_REBOOT now to + * prevent later reboots. + */ + p->update_no_reboot_bit(p->no_reboot_priv, true); + } /* Check that the heartbeat value is within it's range; if not reset to the default */ diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c index 114774ac2185..cef46650102e 100644 --- a/fs/nilfs2/gcinode.c +++ b/fs/nilfs2/gcinode.c @@ -73,10 +73,8 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff, struct the_nilfs *nilfs = inode->i_sb->s_fs_info; err = nilfs_dat_translate(nilfs->ns_dat, vbn, &pbn); - if (unlikely(err)) { /* -EIO, -ENOMEM, -ENOENT */ - brelse(bh); + if (unlikely(err)) /* -EIO, -ENOMEM, -ENOENT */ goto failed; - } } lock_buffer(bh); @@ -102,6 +100,8 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff, failed: unlock_page(bh->b_page); put_page(bh->b_page); + if (unlikely(err)) + brelse(bh); return err; } diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 6590a0ee65b3..a3e56509d219 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -782,7 +782,9 @@ union bpf_attr { * performed again, if the helper is used in combination with * direct packet access. * Return - * 0 on success, or a negative error in case of failure. + * 0 on success, or a negative error in case of failure. Positive + * error indicates a potential drop or congestion in the target + * device. The particular positive error codes are not defined. * * u64 bpf_get_current_pid_tgid(void) * Return diff --git a/net/ncsi/ncsi-aen.c b/net/ncsi/ncsi-aen.c index 62fb1031763d..f8854bff286c 100644 --- a/net/ncsi/ncsi-aen.c +++ b/net/ncsi/ncsi-aen.c @@ -89,6 +89,11 @@ static int ncsi_aen_handler_lsc(struct ncsi_dev_priv *ndp, if ((had_link == has_link) || chained) return 0; + if (had_link) + netif_carrier_off(ndp->ndev.dev); + else + netif_carrier_on(ndp->ndev.dev); + if (!ndp->multi_package && !nc->package->multi_channel) { if (had_link) { ndp->flags |= NCSI_DEV_RESHUFFLE; diff --git a/security/smack/smack.h b/security/smack/smack.h index 335d2411abe4..a567b3808184 100644 --- a/security/smack/smack.h +++ b/security/smack/smack.h @@ -117,6 +117,7 @@ struct inode_smack { struct task_smack { struct smack_known *smk_task; /* label for access control */ struct smack_known *smk_forked; /* label when forked */ + struct smack_known *smk_transmuted;/* label when transmuted */ struct list_head smk_rules; /* per task access rules */ struct mutex smk_rules_lock; /* lock for the rules */ struct list_head smk_relabel; /* transit allowed labels */ diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 7c06f95955fe..75fc521bad5d 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -983,8 +983,9 @@ static int smack_inode_init_security(struct inode *inode, struct inode *dir, const struct qstr *qstr, const char **name, void **value, size_t *len) { + struct task_smack *tsp = smack_cred(current_cred()); struct inode_smack *issp = smack_inode(inode); - struct smack_known *skp = smk_of_current(); + struct smack_known *skp = smk_of_task(tsp); struct smack_known *isp = smk_of_inode(inode); struct smack_known *dsp = smk_of_inode(dir); int may; @@ -993,20 +994,34 @@ static int smack_inode_init_security(struct inode *inode, struct inode *dir, *name = XATTR_SMACK_SUFFIX; if (value && len) { - rcu_read_lock(); - may = smk_access_entry(skp->smk_known, dsp->smk_known, - &skp->smk_rules); - rcu_read_unlock(); + /* + * If equal, transmuting already occurred in + * smack_dentry_create_files_as(). No need to check again. + */ + if (tsp->smk_task != tsp->smk_transmuted) { + rcu_read_lock(); + may = smk_access_entry(skp->smk_known, dsp->smk_known, + &skp->smk_rules); + rcu_read_unlock(); + } /* - * If the access rule allows transmutation and - * the directory requests transmutation then - * by all means transmute. + * In addition to having smk_task equal to smk_transmuted, + * if the access rule allows transmutation and the directory + * requests transmutation then by all means transmute. * Mark the inode as changed. */ - if (may > 0 && ((may & MAY_TRANSMUTE) != 0) && - smk_inode_transmutable(dir)) { - isp = dsp; + if ((tsp->smk_task == tsp->smk_transmuted) || + (may > 0 && ((may & MAY_TRANSMUTE) != 0) && + smk_inode_transmutable(dir))) { + /* + * The caller of smack_dentry_create_files_as() + * should have overridden the current cred, so the + * inode label was already set correctly in + * smack_inode_alloc_security(). + */ + if (tsp->smk_task != tsp->smk_transmuted) + isp = dsp; issp->smk_flags |= SMK_INODE_CHANGED; } @@ -1440,10 +1455,19 @@ static int smack_inode_getsecurity(struct inode *inode, struct super_block *sbp; struct inode *ip = (struct inode *)inode; struct smack_known *isp; + struct inode_smack *ispp; + size_t label_len; + char *label = NULL; - if (strcmp(name, XATTR_SMACK_SUFFIX) == 0) + if (strcmp(name, XATTR_SMACK_SUFFIX) == 0) { isp = smk_of_inode(inode); - else { + } else if (strcmp(name, XATTR_SMACK_TRANSMUTE) == 0) { + ispp = smack_inode(inode); + if (ispp->smk_flags & SMK_INODE_TRANSMUTE) + label = TRANS_TRUE; + else + label = ""; + } else { /* * The rest of the Smack xattrs are only on sockets. */ @@ -1465,13 +1489,18 @@ static int smack_inode_getsecurity(struct inode *inode, return -EOPNOTSUPP; } + if (!label) + label = isp->smk_known; + + label_len = strlen(label); + if (alloc) { - *buffer = kstrdup(isp->smk_known, GFP_KERNEL); + *buffer = kstrdup(label, GFP_KERNEL); if (*buffer == NULL) return -ENOMEM; } - return strlen(isp->smk_known); + return label_len; } @@ -4516,7 +4545,7 @@ static int smack_inode_copy_up(struct dentry *dentry, struct cred **new) /* * Get label from overlay inode and set it in create_sid */ - isp = smack_inode(d_inode(dentry->d_parent)); + isp = smack_inode(d_inode(dentry)); skp = isp->smk_inode; tsp->smk_task = skp; *new = new_creds; @@ -4567,8 +4596,10 @@ static int smack_dentry_create_files_as(struct dentry *dentry, int mode, * providing access is transmuting use the containing * directory label instead of the process label. */ - if (may > 0 && (may & MAY_TRANSMUTE)) + if (may > 0 && (may & MAY_TRANSMUTE)) { ntsp->smk_task = isp->smk_inode; + ntsp->smk_transmuted = ntsp->smk_task; + } } return 0; } diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 9b7a345233cf..01e53f1444ae 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2237,6 +2237,7 @@ static struct snd_pci_quirk power_save_blacklist[] = { SND_PCI_QUIRK(0x8086, 0x2068, "Intel NUC7i3BNB", 0), /* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */ SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0), + SND_PCI_QUIRK(0x17aa, 0x316e, "Lenovo ThinkCentre M70q", 0), /* https://bugzilla.redhat.com/show_bug.cgi?id=1689623 */ SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0), /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */ diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 65fd7ce06ecd..53a3b7e737b3 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -782,7 +782,9 @@ union bpf_attr { * performed again, if the helper is used in combination with * direct packet access. * Return - * 0 on success, or a negative error in case of failure. + * 0 on success, or a negative error in case of failure. Positive + * error indicates a potential drop or congestion in the target + * device. The particular positive error codes are not defined. * * u64 bpf_get_current_pid_tgid(void) * Return