diff --git a/Makefile b/Makefile index d3cb458b295a..f6a2cbd438a1 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 3 PATCHLEVEL = 10 -SUBLEVEL = 103 +SUBLEVEL = 104 EXTRAVERSION = NAME = TOSSUG Baby Fish diff --git a/arch/mips/kvm/kvm_tlb.c b/arch/mips/kvm/kvm_tlb.c index 4bee4397dca8..8a47bd96cee3 100644 --- a/arch/mips/kvm/kvm_tlb.c +++ b/arch/mips/kvm/kvm_tlb.c @@ -182,7 +182,7 @@ static int kvm_mips_map_page(struct kvm *kvm, gfn_t gfn) srcu_idx = srcu_read_lock(&kvm->srcu); pfn = kvm_mips_gfn_to_pfn(kvm, gfn); - if (kvm_mips_is_error_pfn(pfn)) { + if (is_error_noslot_pfn(pfn)) { kvm_err("Couldn't get pfn for gfn %#" PRIx64 "!\n", gfn); err = -EFAULT; goto out; diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index a5e339806589..d55357ee9028 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1088,16 +1088,6 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp) current->thread.regs = regs - 1; } -#ifdef CONFIG_PPC_TRANSACTIONAL_MEM - /* - * Clear any transactional state, we're exec()ing. The cause is - * not important as there will never be a recheckpoint so it's not - * user visible. - */ - if (MSR_TM_SUSPENDED(mfmsr())) - tm_reclaim_current(0); -#endif - memset(regs->gpr, 0, sizeof(regs->gpr)); regs->ctr = 0; regs->link = 0; diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index fcae5fa2e1b3..95b6371e1fe7 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -492,23 +492,22 @@ static void acpi_global_event_handler(u32 event_type, acpi_handle device, static int get_status(u32 index, acpi_event_status *status, acpi_handle *handle) { - int result = 0; + int result; if (index >= num_gpes + ACPI_NUM_FIXED_EVENTS) - goto end; + return -EINVAL; if (index < num_gpes) { result = acpi_get_gpe_device(index, handle); if (result) { ACPI_EXCEPTION((AE_INFO, AE_NOT_FOUND, "Invalid GPE 0x%x", index)); - goto end; + return result; } result = acpi_get_gpe_status(*handle, index, status); } else if (index < (num_gpes + ACPI_NUM_FIXED_EVENTS)) result = acpi_get_event_status(index - num_gpes, status); -end: return result; } diff --git a/drivers/crypto/nx/nx.c b/drivers/crypto/nx/nx.c index bbdab6e5ccf0..fe689643a5ad 100644 --- a/drivers/crypto/nx/nx.c +++ b/drivers/crypto/nx/nx.c @@ -309,7 +309,7 @@ static void nx_of_update_msc(struct device *dev, ((bytes_so_far + sizeof(struct msc_triplet)) <= lenp) && i < msc->triplets; i++) { - if (msc->fc > NX_MAX_FC || msc->mode > NX_MAX_MODE) { + if (msc->fc >= NX_MAX_FC || msc->mode >= NX_MAX_MODE) { dev_err(dev, "unknown function code/mode " "combo: %d/%d (ignored)\n", msc->fc, msc->mode); diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h index f2faa779e3fe..dd6b7c362813 100644 --- a/drivers/net/xen-netback/common.h +++ b/drivers/net/xen-netback/common.h @@ -66,6 +66,8 @@ struct xenvif { /* The shared rings and indexes. */ struct xen_netif_tx_back_ring tx; struct xen_netif_rx_back_ring rx; + atomic_t ring_refcnt; + wait_queue_head_t waiting_to_unmap; /* Frontend feature information. */ u8 can_sg:1; @@ -120,6 +122,8 @@ void xenvif_free(struct xenvif *vif); void xenvif_get(struct xenvif *vif); void xenvif_put(struct xenvif *vif); +void xenvif_get_rings(struct xenvif *vif); +void xenvif_put_rings(struct xenvif *vif); int xenvif_xenbus_init(void); diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 540a796593a3..7e3817a55e77 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -44,12 +44,23 @@ void xenvif_get(struct xenvif *vif) atomic_inc(&vif->refcnt); } +void xenvif_get_rings(struct xenvif *vif) +{ + atomic_inc(&vif->ring_refcnt); +} + void xenvif_put(struct xenvif *vif) { if (atomic_dec_and_test(&vif->refcnt)) wake_up(&vif->waiting_to_free); } +void xenvif_put_rings(struct xenvif *vif) +{ + if (atomic_dec_and_test(&vif->ring_refcnt)) + wake_up(&vif->waiting_to_unmap); +} + int xenvif_schedulable(struct xenvif *vif) { return netif_running(vif->dev) && netif_carrier_ok(vif->dev); @@ -91,6 +102,7 @@ static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Reserve ring slots for the worst-case number of fragments. */ vif->rx_req_cons_peek += xen_netbk_count_skb_slots(vif, skb); xenvif_get(vif); + xenvif_get_rings(vif); if (vif->can_queue && xen_netbk_must_stop_queue(vif)) netif_stop_queue(dev); @@ -271,6 +283,7 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, vif->dev = dev; INIT_LIST_HEAD(&vif->schedule_list); INIT_LIST_HEAD(&vif->notify_list); + init_waitqueue_head(&vif->waiting_to_unmap); vif->credit_bytes = vif->remaining_credit = ~0UL; vif->credit_usec = 0UL; @@ -365,12 +378,12 @@ void xenvif_disconnect(struct xenvif *vif) if (netif_carrier_ok(vif->dev)) xenvif_carrier_off(vif); + disable_irq(vif->irq); + xen_netbk_unmap_frontend_rings(vif); if (vif->irq) { unbind_from_irqhandler(vif->irq, vif); vif->irq = 0; } - - xen_netbk_unmap_frontend_rings(vif); } void xenvif_free(struct xenvif *vif) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 70b830f6c4bf..1595f818b8c0 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -814,6 +814,7 @@ static void xen_netbk_rx_action(struct xen_netbk *netbk) xenvif_put(vif); npo.meta_cons += sco->meta_slots_used; dev_kfree_skb(skb); + xenvif_put_rings(vif); } list_for_each_entry_safe(vif, tmp, ¬ify, notify_list) { @@ -1864,6 +1865,9 @@ static int xen_netbk_kthread(void *data) void xen_netbk_unmap_frontend_rings(struct xenvif *vif) { + atomic_dec(&vif->ring_refcnt); + wait_event(vif->waiting_to_unmap, atomic_read(&vif->ring_refcnt) == 0); + if (vif->tx.sring) xenbus_unmap_ring_vfree(xenvif_to_xenbus_device(vif), vif->tx.sring); @@ -1882,6 +1886,8 @@ int xen_netbk_map_frontend_rings(struct xenvif *vif, int err = -ENOMEM; + atomic_set(&vif->ring_refcnt, 1); + err = xenbus_map_ring_valloc(xenvif_to_xenbus_device(vif), tx_ring_ref, &addr); if (err) diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 689f3c87ee5c..aee15ce8cfce 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1308,10 +1308,10 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) if (!sysfs_initialized) return -EACCES; - if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE) - retval = sysfs_create_bin_file(&pdev->dev.kobj, &pci_config_attr); - else + if (pdev->cfg_size > PCI_CFG_SPACE_SIZE) retval = sysfs_create_bin_file(&pdev->dev.kobj, &pcie_config_attr); + else + retval = sysfs_create_bin_file(&pdev->dev.kobj, &pci_config_attr); if (retval) goto err; @@ -1368,10 +1368,10 @@ err_rom_file: err_resource_files: pci_remove_resource_files(pdev); err_config_file: - if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE) - sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr); - else + if (pdev->cfg_size > PCI_CFG_SPACE_SIZE) sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr); + else + sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr); err: return retval; } @@ -1405,10 +1405,10 @@ void pci_remove_sysfs_dev_files(struct pci_dev *pdev) pci_remove_capabilities_sysfs(pdev); - if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE) - sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr); - else + if (pdev->cfg_size > PCI_CFG_SPACE_SIZE) sysfs_remove_bin_file(&pdev->dev.kobj, &pcie_config_attr); + else + sysfs_remove_bin_file(&pdev->dev.kobj, &pci_config_attr); pci_remove_resource_files(pdev); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 390e4094e4d5..a6637158d078 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -292,6 +292,18 @@ static void quirk_citrine(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, quirk_citrine); +/* + * This chip can cause bus lockups if config addresses above 0x600 + * are read or written. + */ +static void quirk_nfp6000(struct pci_dev *dev) +{ + dev->cfg_size = 0x600; +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME, PCI_DEVICE_ID_NETRONOME_NFP4000, quirk_nfp6000); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME, PCI_DEVICE_ID_NETRONOME_NFP6000, quirk_nfp6000); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETRONOME, PCI_DEVICE_ID_NETRONOME_NFP6000_VF, quirk_nfp6000); + /* On IBM Crocodile ipr SAS adapters, expand BAR to system page size */ static void quirk_extend_bar_to_page(struct pci_dev *dev) { diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index ee6caddd978c..d6fcadd7de2c 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -63,7 +63,7 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg) struct fib *fibptr; struct hw_fib * hw_fib = (struct hw_fib *)0; dma_addr_t hw_fib_pa = (dma_addr_t)0LL; - unsigned size; + unsigned int size, osize; int retval; if (dev->in_reset) { @@ -87,7 +87,8 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg) * will not overrun the buffer when we copy the memory. Return * an error if we would. */ - size = le16_to_cpu(kfib->header.Size) + sizeof(struct aac_fibhdr); + osize = size = le16_to_cpu(kfib->header.Size) + + sizeof(struct aac_fibhdr); if (size < le16_to_cpu(kfib->header.SenderSize)) size = le16_to_cpu(kfib->header.SenderSize); if (size > dev->max_fib_size) { @@ -118,6 +119,14 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg) goto cleanup; } + /* Sanity check the second copy */ + if ((osize != le16_to_cpu(kfib->header.Size) + + sizeof(struct aac_fibhdr)) + || (size < le16_to_cpu(kfib->header.SenderSize))) { + retval = -EINVAL; + goto cleanup; + } + if (kfib->header.Command == cpu_to_le16(TakeABreakPt)) { aac_adapter_interrupt(dev); /* diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index e6dfa8108301..6ced6a398d60 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -3470,7 +3470,7 @@ static int megasas_init_fw(struct megasas_instance *instance) /* Find first memory bar */ bar_list = pci_select_bars(instance->pdev, IORESOURCE_MEM); instance->bar = find_first_bit(&bar_list, sizeof(unsigned long)); - if (pci_request_selected_regions(instance->pdev, instance->bar, + if (pci_request_selected_regions(instance->pdev, 1<bar, "megasas: LSI")) { printk(KERN_DEBUG "megasas: IO memory region busy!\n"); return -EBUSY; @@ -3640,7 +3640,7 @@ fail_ready_state: iounmap(instance->reg_set); fail_ioremap: - pci_release_selected_regions(instance->pdev, instance->bar); + pci_release_selected_regions(instance->pdev, 1<bar); return -EINVAL; } @@ -3661,7 +3661,7 @@ static void megasas_release_mfi(struct megasas_instance *instance) iounmap(instance->reg_set); - pci_release_selected_regions(instance->pdev, instance->bar); + pci_release_selected_regions(instance->pdev, 1<bar); } /** diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index a7d56687bfca..d478088ce5cf 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -2020,7 +2020,7 @@ megasas_release_fusion(struct megasas_instance *instance) iounmap(instance->reg_set); - pci_release_selected_regions(instance->pdev, instance->bar); + pci_release_selected_regions(instance->pdev, 1<bar); } /** diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c index b87f95c3e17d..1465a26b15cf 100644 --- a/drivers/staging/comedi/drivers/daqboard2000.c +++ b/drivers/staging/comedi/drivers/daqboard2000.c @@ -678,7 +678,7 @@ static const void *daqboard2000_find_boardinfo(struct comedi_device *dev, const struct daq200_boardtype *board; int i; - if (pcidev->subsystem_device != PCI_VENDOR_ID_IOTECH) + if (pcidev->subsystem_vendor != PCI_VENDOR_ID_IOTECH) return NULL; for (i = 0; i < ARRAY_SIZE(boardtypes); i++) { diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 6c7bb35ad6d1..302182a2f99d 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2472,6 +2472,13 @@ #define PCI_DEVICE_ID_KORENIX_JETCARDF2 0x1700 #define PCI_DEVICE_ID_KORENIX_JETCARDF3 0x17ff +#define PCI_VENDOR_ID_NETRONOME 0x19ee +#define PCI_DEVICE_ID_NETRONOME_NFP3200 0x3200 +#define PCI_DEVICE_ID_NETRONOME_NFP3240 0x3240 +#define PCI_DEVICE_ID_NETRONOME_NFP4000 0x4000 +#define PCI_DEVICE_ID_NETRONOME_NFP6000 0x6000 +#define PCI_DEVICE_ID_NETRONOME_NFP6000_VF 0x6003 + #define PCI_VENDOR_ID_QMI 0x1a32 #define PCI_VENDOR_ID_AZWAVE 0x1a3b diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c index 13c88fbcf037..0038834b558e 100644 --- a/security/yama/yama_lsm.c +++ b/security/yama/yama_lsm.c @@ -292,7 +292,7 @@ int yama_ptrace_access_check(struct task_struct *child, return rc; /* require ptrace target be a child of ptracer on attach */ - if (mode == PTRACE_MODE_ATTACH) { + if (mode & PTRACE_MODE_ATTACH) { switch (ptrace_scope) { case YAMA_SCOPE_DISABLED: /* No additional restrictions. */ @@ -318,7 +318,7 @@ int yama_ptrace_access_check(struct task_struct *child, } } - if (rc) { + if (rc && (mode & PTRACE_MODE_NOAUDIT) == 0) { printk_ratelimited(KERN_NOTICE "ptrace of pid %d was attempted by: %s (pid %d)\n", child->pid, current->comm, current->pid);