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e4233dec749a3519069d9390561b5636a75c7579
Analyze and fix the following issue in the Linux kernel code: [PATCH] ACPI: fix cpufreq regression
Problem Details: Recently cpufreq support on my laptop (Lenovo T60) broke completely: when it's plugged into AC it would never go higher than 1 GHz - neither 1.3 GHz nor 1.83 GHz is possible - no matter which governor (userspace, speed or ondemand) is used. After some cpufreq debugging i tracked the regression back to...
```diff diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 5207f9e4b443..cbb6f0814ce2 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -322,10 +322,6 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr) if (result) r...
1e9a51dca19dc1d8807c63cb3bd4413d3f95aaf5
Analyze and fix the following issue in the Linux kernel code: [PATCH] SPI: alternative fix for spi_busnum_to_master
Problem Details: If a SPI master device exists, udev (udevtrigger) causes kernel crash, due to wrong kobj pointer in kobject_uevent_env(). This problem was not in 2.6.19. The backtrace (on MIPS) was: [<8024db6c>] kobject_uevent_env+0x54c/0x5e8 [<802a8264>] store_uevent+0x1c/0x3c (in drivers/class.c) [<801cb14c>] sub...
```diff diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 270e6211c2e3..6307428d2c94 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -366,7 +366,6 @@ spi_alloc_master(struct device *dev, unsigned size) class_device_initialize(&master->cdev); master->cdev.class = &spi_master_class; - kobj_set_kset...
863c47028eb469c9e6c4e4287b01bea2bbf78766
Analyze and fix the following issue in the Linux kernel code: [PATCH] Fix NULL ->nsproxy dereference in /proc/*/mounts
Problem Details: /proc/*/mounstats was fixed, all right, but... To reproduce: while true; do find /proc -type f 2>/dev/null | xargs cat 1>/dev/null 2>/dev/null; done BUG: unable to handle kernel NULL pointer dereference at virtual address 0000000c printing eip: c01754df *pde = 00000000 Oops: 0000 [#28] Modules ...
```diff diff --git a/fs/proc/base.c b/fs/proc/base.c index 77a57b5799c4..ff7a66850602 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -371,9 +371,11 @@ static int mounts_open(struct inode *inode, struct file *file) if (task) { task_lock(task); - ns = task->nsproxy->mnt_ns; - if (ns) - get_mnt_ns(ns); + ...
3a0cfadb42e0a6dd221aa49232a65d2771063285
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc vDSO: use VM_ALWAYSDUMP
Problem Details: This patch fixes core dumps to include the vDSO vma, which is left out now. Signed-off-by: Roland McGrath <roland@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andi Kleen <ak@suse.de> Signed-off-by: And...
```diff diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index a4b28c73bba0..ae0ede19879d 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -284,6 +284,13 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, * pages though */ vma->vm_flags = VM_READ|VM_EXEC...
e03f0ca11645ce69a4defcd4f60a5cb2d5e30507
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86_64 ia32 vDSO: use VM_ALWAYSDUMP
Problem Details: This patch fixes ia32 core dumps on x86_64 to include just one phdr for the vDSO vma. Currently it writes a confused format with two phdrs for the address, one without contents and one with. This patch removes the special-case core writing macros for the ia32 vDSO. Instead, it uses VM_ALWAYSDUMP in ...
```diff diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c index 543ef4f405e9..5ce0bd486bbf 100644 --- a/arch/x86_64/ia32/ia32_binfmt.c +++ b/arch/x86_64/ia32/ia32_binfmt.c @@ -64,55 +64,6 @@ typedef unsigned int elf_greg_t; #define ELF_NGREG (sizeof (struct user_regs_struct32) / sizeof(elf_g...
f47aef55d9a18945fcdd7fd6bf01121ce973b91b
Analyze and fix the following issue in the Linux kernel code: [PATCH] i386 vDSO: use VM_ALWAYSDUMP
Problem Details: This patch fixes core dumps to include the vDSO vma, which is left out now. It removes the special-case core writing macros, which were not doing the right thing for the vDSO vma anyway. Instead, it uses VM_ALWAYSDUMP in the vma; there is no need for the fixmap page to be installed. It handles the CO...
```diff diff --git a/arch/i386/kernel/sysenter.c b/arch/i386/kernel/sysenter.c index 454d12df59ea..5da744204d10 100644 --- a/arch/i386/kernel/sysenter.c +++ b/arch/i386/kernel/sysenter.c @@ -79,11 +79,6 @@ int __init sysenter_setup(void) #ifdef CONFIG_COMPAT_VDSO __set_fixmap(FIX_VDSO, __pa(syscall_page), PAGE_READO...
b6558c4a2378af06f2beca6c8a3304e21d1cf135
Analyze and fix the following issue in the Linux kernel code: [PATCH] Fix gate_vma.vm_flags
Problem Details: This patch fixes the initialization of gate_vma.vm_flags and gate_vma.vm_page_prot to reflect reality. This makes the "[vdso]" line in /proc/PID/maps correctly show r-xp instead of ---p, when gate_vma is used (CONFIG_COMPAT_VDSO on i386). Signed-off-by: Roland McGrath <roland@redhat.com> Cc: Ingo Mol...
```diff diff --git a/mm/memory.c b/mm/memory.c index af227d26e104..5beb4b894c5a 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2606,8 +2606,8 @@ static int __init gate_vma_init(void) gate_vma.vm_mm = NULL; gate_vma.vm_start = FIXADDR_USER_START; gate_vma.vm_end = FIXADDR_USER_END; - gate_vma.vm_page_prot = PAGE_R...
a1f3bb9ae4497a2ed3eac773fd7798ac33a0371f
Analyze and fix the following issue in the Linux kernel code: [PATCH] Fix CONFIG_COMPAT_VDSO
Problem Details: I wouldn't mind if CONFIG_COMPAT_VDSO went away entirely. But if it's there, it should work properly. Currently it's quite haphazard: both real vma and fixmap are mapped, both are put in the two different AT_* slots, sysenter returns to the vma address rather than the fixmap address, and core dumps y...
```diff diff --git a/arch/i386/kernel/entry.S b/arch/i386/kernel/entry.S index 06461b8b715d..5e47683fc63a 100644 --- a/arch/i386/kernel/entry.S +++ b/arch/i386/kernel/entry.S @@ -302,12 +302,16 @@ sysenter_past_esp: pushl $(__USER_CS) CFI_ADJUST_CFA_OFFSET 4 /*CFI_REL_OFFSET cs, 0*/ +#ifndef CONFIG_COMPAT_VDSO ...
7f6ee1adc75bf31d1b76814338f76a88e653cb60
Analyze and fix the following issue in the Linux kernel code: [PATCH] spi: fix error setting the spi mode in pxa2xx_spi.c
Problem Details: Currently the spi mode can be set to the wrong mode if you are switching from any mode other than mode 0. This is because the mode is set using a bitwise or on uncleared bits. The following patch clears the mode bits before setting the new mode. I've also modified it to use the appropriate defines f...
```diff diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c index 6ed3f1da9296..8b41f9cc2560 100644 --- a/drivers/spi/pxa2xx_spi.c +++ b/drivers/spi/pxa2xx_spi.c @@ -1169,8 +1169,9 @@ static int setup(struct spi_device *spi) spi->bits_per_word - 16 : spi->bits_per_word) | SSCR0_SSE | (spi->bit...
8736b9270c2f8993ca44c30f64d4c6d25e379687
Analyze and fix the following issue in the Linux kernel code: [PATCH] S3C24XX: fix passing spi chipselect to select routine
Problem Details: It turns out that the spi chipselect was not being passed to the set_cs routine if one was specified in the platform data. As part of the fix, change to using a set_cs field in the controller state, and put a default gpio routine in if the data passed does not specify it. Also remove the //#define DE...
```diff diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c index 8ca08713528e..651379c51ae6 100644 --- a/drivers/spi/spi_s3c24xx.c +++ b/drivers/spi/spi_s3c24xx.c @@ -10,9 +10,6 @@ * */ - -//#define DEBUG - #include <linux/init.h> #include <linux/spinlock.h> #include <linux/workqueue.h> @@ -44,6...
46fe4ddd9dbb15305ab9b458e6cfa4dd47ac3e47
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: SVM: Propagate cpu shutdown events to userspace
Problem Details: This patch implements forwarding of SHUTDOWN intercepts from the guest on to userspace on AMD SVM. A SHUTDOWN event occurs when the guest produces a triple fault (e.g. on reboot). This also fixes the bug that a guest reboot actually causes a host reboot under some circumstances. Signed-off-by: Joer...
```diff diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 717aabb012cc..9c70ff65e6b7 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -502,6 +502,7 @@ static void init_vmcb(struct vmcb *vmcb) (1ULL << INTERCEPT_IOIO_PROT) | (1ULL << INTERCEPT_MSR_PROT) | (1ULL << INTERCEPT_TASK_SWITCH) | ...
7993ba43db1c07245ada067791f91dbf018095ac
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: MMU: Perform access checks in walk_addr()
Problem Details: Check pte permission bits in walk_addr(), instead of scattering the checks all over the code. This has the following benefits: 1. We no longer set the accessed bit for accessed which fail permission checks. 2. Setting the accessed bit is simplified. 3. Under some circumstances, we used to pretend a p...
```diff diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index c6f972914f08..a05d0609d918 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -992,16 +992,6 @@ static inline int fix_read_pf(u64 *shadow_ent) return 0; } -static int may_access(u64 pte, int write, int user) -{ - - if (user && !(pte & PT_USER_...
bce66ca4a2f695509e1b021311eb4de1e4fdf3e4
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: SVM: Fix SVM idt confusion
Problem Details: There's an obvious typo in svm_{get,set}_idt, causing it to access the ldt instead. Because these functions are only called for save/load on AMD, the bug does not impact normal operation. With the fix, save/load works as expected on AMD hosts. Signed-off-by: Uri Lublin <uril@qumranet.com> Signed-off...
```diff diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 7397bfbbcb1c..717aabb012cc 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -680,14 +680,14 @@ static void svm_get_cs_db_l_bits(struct kvm_vcpu *vcpu, int *db, int *l) static void svm_get_idt(struct kvm_vcpu *vcpu, struct descriptor_table *dt)...
ecdfc9787fe527491baefc22dce8b2dbd5b2908d
Analyze and fix the following issue in the Linux kernel code: Resurrect 'try_to_free_buffers()' VM hackery
Problem Details: It's not pretty, but it appears that ext3 with data=journal will clean pages without ever actually telling the VM that they are clean. This, in turn, will result in the VM (and balance_dirty_pages() in particular) to never realize that the pages got cleaned, and wait forever for an event that already ...
```diff diff --git a/fs/buffer.c b/fs/buffer.c index 3b116078b4c3..460f1c43238e 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2834,7 +2834,7 @@ int try_to_free_buffers(struct page *page) int ret = 0; BUG_ON(!PageLocked(page)); - if (PageDirty(page) || PageWriteback(page)) + if (PageWriteback(page)) return 0; ...
7220c0177b45600eef2cfd3e5e57ab5b96f3222c
Analyze and fix the following issue in the Linux kernel code: JFS: Remove incorrect kgdb define
Problem Details: jfs_debug.h uses an incorrect CONFIG_KERNEL_ASSERT ifdef to redefine the assert macro for kgdb use. I believe the code worked a long time ago, but today it's not a valid config option. Since I'm not aware of anybody interested in debugging jfs with kgdb, it should just be removed. Thanks to Robert P...
```diff diff --git a/fs/jfs/jfs_debug.h b/fs/jfs/jfs_debug.h index ddffbbd4d955..7378798f0b21 100644 --- a/fs/jfs/jfs_debug.h +++ b/fs/jfs/jfs_debug.h @@ -39,10 +39,6 @@ extern void jfs_proc_clean(void); /* * assert with traditional printf/panic */ -#ifdef CONFIG_KERNEL_ASSERTS -/* kgdb stuff */ -#define assert(p)...
7399072a7348d025e7bcb5eb5d5e9be941d490b7
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: nf_conntrack_pptp: fix NAT setup of expected GRE connections
Problem Details: When an expected connection arrives, the NAT helper should be called to set up NAT similar to the master connection. The PPTP conntrack helper incorrectly checks whether the _expected_ connection has NAT setup before calling the NAT helper (which is never the case), instead of checkeing whether the _ma...
```diff diff --git a/net/netfilter/nf_conntrack_pptp.c b/net/netfilter/nf_conntrack_pptp.c index f0ff00e0d052..c59df3bc2bbd 100644 --- a/net/netfilter/nf_conntrack_pptp.c +++ b/net/netfilter/nf_conntrack_pptp.c @@ -113,7 +113,7 @@ static void pptp_expectfn(struct nf_conn *ct, rcu_read_lock(); nf_nat_pptp_expectfn...
a46bf7d5a81b350cd204b82bd25ee6ffbc2967d4
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: nf_nat_pptp: fix expectation removal
Problem Details: When removing the expectation for the opposite direction, the PPTP NAT helper initializes the tuple for lookup with the addresses of the opposite direction, which makes the lookup fail. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c index 0ae45b79a4eb..5df4fcae3ab6 100644 --- a/net/ipv4/netfilter/nf_nat_pptp.c +++ b/net/ipv4/netfilter/nf_nat_pptp.c @@ -72,9 +72,9 @@ static void pptp_nat_expected(struct nf_conn *ct, DEBUGP("we are PAC->PNS\n"); /* build t...
c72c6b2a291bb6c61b1546d116784a79e15a6c29
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: nf_nat: fix ICMP translation with statically linked conntrack
Problem Details: When nf_nat/nf_conntrack_ipv4 are linked statically, nf_nat is initialized before nf_conntrack_ipv4, which makes the nf_ct_l3proto_find_get(AF_INET) call during nf_nat initialization return the generic l3proto instead of the AF_INET specific one. This breaks ICMP error translation since the generic pro...
```diff diff --git a/net/ipv4/netfilter/Makefile b/net/ipv4/netfilter/Makefile index 15e741aeb291..16d177b71bf8 100644 --- a/net/ipv4/netfilter/Makefile +++ b/net/ipv4/netfilter/Makefile @@ -4,6 +4,14 @@ # objects for the standalone - connection tracking / NAT ip_conntrack-objs := ip_conntrack_standalone.o ip_connt...
4d52719a767455d319263d598e0f59e027895e00
Analyze and fix the following issue in the Linux kernel code: [POWERPC] 83xx: Fix Kconfig to only enable FP math emulation for the MPC832x
Problem Details: Updated MATH_EMULATION depends to be on PPC_MPC832x instead of PPC_83xx. Only the the MPC832x has no floating point unit in the core. Updated the other 83xx defconfigs that got math emulation turned on incorrectly. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
```diff diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 0855d55c194d..54d77a5b59f6 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -720,7 +720,7 @@ config FORCE_MAX_ZONEORDER config MATH_EMULATION bool "Math emulation" - depends on 4xx || 8xx || E200 || PPC_83xx || E500 + depends on ...
5ad0d383ddbf0d2fce43b8aac267a6c299fd2dff
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86_64: fix put_user for 64-bit constant
Problem Details: On x86-64, a put_user call using a 64-bit pointer and a constant value that is > 0xffffffff will produce code that doesn't assemble. This patch fixes the asm construct to use the Z constraint for 32-bit constants. Signed-off-by: Roland McGrath <roland@redhat.com> Signed-off-by: Linus Torvalds <torval...
```diff diff --git a/include/asm-x86_64/uaccess.h b/include/asm-x86_64/uaccess.h index d5dbc87274f8..c0eac519840b 100644 --- a/include/asm-x86_64/uaccess.h +++ b/include/asm-x86_64/uaccess.h @@ -157,7 +157,7 @@ do { \ case 1: __put_user_asm(x,ptr,retval,"b","b","iq",-EFAULT); break;\ case 2: __put_user_...
24cb230b587cf3aad8794b150682d8d8303a2120
Analyze and fix the following issue in the Linux kernel code: [BNX2]: Fix 2nd port's MAC address.
Problem Details: On the 5709, we need to add the proper offset to calculate the shared memory base address of the 2nd port correctly. Otherwise, the 2nd port's MAC address and other information will be the same as the 1st port. Update version to 1.5.4. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: ...
```diff diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index ca5acc4736df..953808efe551 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -57,8 +57,8 @@ #define DRV_MODULE_NAME "bnx2" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "1.5.3" -#define DRV_MODULE_RELDATE "January 8, 2007" ...
61dd08c6c8d2b4ede530e43c01fa72f789ef65b1
Analyze and fix the following issue in the Linux kernel code: libata-sff: Don't call bmdma_stop on non DMA capable controllers
Problem Details: Fixes bogus accesses to ports 0-15 with a non DMA capable controller. This I think should go in for 2.6.20 Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
```diff diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 114fa81deb83..942aeba2940a 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -827,7 +827,8 @@ void ata_bmdma_error_handler(struct ata_port *ap) */ void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc) { - ata_...
17234246eb82898cf98e3c29e81d941c738e0587
Analyze and fix the following issue in the Linux kernel code: sata_via: don't diddle with ATA_NIEN in ->freeze
Problem Details: vt6420 completely loses its ability to raise IRQ for ATAPI devices if ATA_NIEN is diddled with in ->freeze. Further investigation is necessary to determine whether this problem is shared on other controllers but it doesn't seem to be at this point. Make vt6420's ->freeze only clear IRQ to fix this pr...
```diff diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index 88f0565c8883..55b01236a6f0 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -74,6 +74,7 @@ enum { static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent); static u32 svia_scr_read (struct ata_port *a...
db3ccdac261e015023cfd922840170f14c9cdc09
Analyze and fix the following issue in the Linux kernel code: [TCP]: Fix sorting of SACK blocks.
Problem Details: The sorting of SACK blocks actually munges them rather than sort, causing the TCP stack to ignore some SACK information and breaking the assumption of ordered SACK blocks after sorting. The sort takes the data from a second buffer which isn't moved causing subsequent data moves to occur from the wrong...
```diff diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 5c16e24a6061..c26076fb890e 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1011,10 +1011,11 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_ for (j = 0; j < i; j++){ if (after(ntohl(sp[j]....
8eda232e226b97c8f2fcbc5f672135247c1ee348
Analyze and fix the following issue in the Linux kernel code: HID: fix hid-input mapping for Firefly Mini Remote Control
Problem Details: Patch adds entries to the HID consumer page for the Firefly Mini IR remote control Signed-off-by: Simon Bennett <simon@levanta.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
```diff diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 9cf591a1bda3..981fcf01d41b 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -431,6 +431,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x040: map_key_clear(KEY_MENU); break...
ad2905f06512c70c44a7efd178536ad197c48528
Analyze and fix the following issue in the Linux kernel code: USB HID: fix hid_blacklist clash for 0x08ca/0x0010
Problem Details: commit d8c8a393166d6283003fb111d0b4a40931c0eda4 introduced a clash in hid_blacklist for 0x08ca/0x0010 (GTCO vs. AIPTEK). As the vendor of GTCO device doesn't seem to be interested in supporting their legacy HW with this conflicting ids, it is OK to remove it. Signed-off-by: Jiri Kosina <jkosina@suse.c...
```diff diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index ea3636d96e1b..b86480457a2c 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -582,7 +582,6 @@ void usbhid_init_reports(struct hid_device *hid) } #define USB_VENDOR_ID_GTCO 0x078c -#define USB_VENDOR...
767fe7877c2928b5633992ee60a49ad4516dc2af
Analyze and fix the following issue in the Linux kernel code: HID: fix memleaking of collection
Problem Details: hid_free_device() doesn't free device->collection (but it does free device->rdesc and device itself). This imposes memory leak. Fix it. Signed-off-by: Jiri Kosina <jkosina@suse.cz>
```diff diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index b8cf50fcd64d..49f18f5b2514 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -543,6 +543,7 @@ void hid_free_device(struct hid_device *device) } kfree(device->rdesc); + kfree(device->collection); kfree(device); } EXPOR...
b229a7b0aed808f2ef6a5e9dbf78b0f17cefb4d0
Analyze and fix the following issue in the Linux kernel code: libata: set_mode, Fix the FIXME
Problem Details: When set_mode() changed ->set_mode didn't adapt. This makes the needed changes and removes the relevant FIXME case. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
```diff diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c index 908751d27e76..24af56081b5d 100644 --- a/drivers/ata/ata_generic.c +++ b/drivers/ata/ata_generic.c @@ -64,6 +64,7 @@ static void generic_error_handler(struct ata_port *ap) /** * generic_set_mode - mode setting * @ap: interface to set u...
dbcb5855d108b7fa20ab42567a5412ce9dcd776a
Analyze and fix the following issue in the Linux kernel code: [AF_PACKET]: Fix BPF handling.
Problem Details: This fixes a bug introduced by: commit fda9ef5d679b07c9d9097aaf6ef7f069d794a8f9 Author: Dmitry Mishin <dim@openvz.org> Date: Thu Aug 31 15:28:39 2006 -0700 [NET]: Fix sk->sk_filter field access sk_run_filter() returns either 0 or an unsigned 32-bit length which says how much of the packet to r...
```diff diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index da73e8a8c18d..594c078c5ebc 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -428,24 +428,18 @@ out_unlock: } #endif -static inline int run_filter(struct sk_buff *skb, struct sock *sk, - unsigned *snaplen) +static inl...
6640e69731b42fd5e3d2b26201c8b34fc897a0ee
Analyze and fix the following issue in the Linux kernel code: [IPV4]: Fix the fib trie iterator to work with a single entry routing tables
Problem Details: In a kernel with trie routing enabled I had a simple routing setup with only a single route to the outside world and no default route. "ip route table list main" showed my the route just fine but /proc/net/route was an empty file. What was going on? Thinking it was a bug in something I did and I look...
```diff diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index cfb249cc0a58..13307c04d5a1 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1989,6 +1989,10 @@ static struct node *fib_trie_get_next(struct fib_trie_iter *iter) unsigned cindex = iter->index; struct tnode *p; + /* A single entry ro...
717d44e849219781ced028a40fcc59d3e1f49e4c
Analyze and fix the following issue in the Linux kernel code: [PATCH] NFS: Fix races in nfs_revalidate_mapping()
Problem Details: Prevent the call to invalidate_inode_pages2() from racing with file writes by taking the inode->i_mutex across the page cache flush and invalidate. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index dee3d6c0f194..d9ba8cb0ee75 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -532,7 +532,7 @@ static int nfs_readdir(struct file *filp, void *dirent, filldir_t filldir) lock_kernel(); - res = nfs_revalidate_mapping(inode, filp->f_mapping); + res = nfs_revalidat...
bde8f00ce64d9824a4f227c8594e335a1a10d044
Analyze and fix the following issue in the Linux kernel code: [PATCH] NFS: Fix Oops in rpc_call_sync()
Problem Details: Fix the Oops in http://bugzilla.linux-nfs.org/show_bug.cgi?id=138 We shouldn't be calling rpc_release_task() for tasks that are not active. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 97c761652581..8b6ce60ea057 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -250,7 +250,6 @@ void rpc_init_task(struct rpc_task *task, struct rpc_clnt *clnt, int flags, const struct rpc_call_ops *...
66218da212bf141532d678a699f5789c78145ab1
Analyze and fix the following issue in the Linux kernel code: [MIPS] Fix wrong checksum calculation on 64-bit MIPS
Problem Details: The commit 8e3d8433d8c22ca6c42cba4a67d300c39aae7822 ([NET]: MIPS checksum annotations and cleanups) broke 64-bit MIPS. The problem is the commit replaces some unsigned long with __be32. On 64bit MIPS, a __be32 (i.e. unsigned int) value is represented as a sign-extented 32-bit value in a 64-bit argume...
```diff diff --git a/include/asm-mips/checksum.h b/include/asm-mips/checksum.h index 24cdcc6eaab8..20a81e1548f5 100644 --- a/include/asm-mips/checksum.h +++ b/include/asm-mips/checksum.h @@ -159,7 +159,8 @@ static inline __wsum csum_tcpudp_nofold(__be32 saddr, #endif " .set pop" : "=r" (sum) - : "0" (daddr), "r"(s...
80aac59ed5b3e5ae2132bc620ff5607929c6a304
Analyze and fix the following issue in the Linux kernel code: [MIPS] Fix reported amount of freed memory - it's in kB not bytes
Problem Details: While at it, change message on DEC for consistency. Signed-off-by: Thiemo Seufer <ths@networkno.de> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/dec/prom/memory.c b/arch/mips/dec/prom/memory.c index 3027ce782797..3aa01d268f2d 100644 --- a/arch/mips/dec/prom/memory.c +++ b/arch/mips/dec/prom/memory.c @@ -122,7 +122,7 @@ unsigned long __init prom_free_prom_memory(void) addr += PAGE_SIZE; } - printk("Freeing unused PROM memory...
ec43c01420fc1da8bf0b19f0ceb24d7d3c7f47f3
Analyze and fix the following issue in the Linux kernel code: [MIPS] SMTC: Fix module build by exporting symbol
Problem Details: Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index c37e83b173e9..6a857bf030b0 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -4,6 +4,7 @@ #include <linux/sched.h> #include <linux/cpumask.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <asm/cpu.h...
a0b6218037b5cf50737a7dc0fc5464ea3f8781cd
Analyze and fix the following issue in the Linux kernel code: [MIPS] SMTC: Fix TLB sizing bug for TLB of 64 >= entries
Problem Details: Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 44238ab2fc99..c37e83b173e9 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -270,9 +270,12 @@ void smtc_configure_tlb(void) * of their initialization in smtc_cpu_setup(). */ - tlbsiz = tlbsiz & 0x3f; /* MIPS32 l...
89c07fd14fe857c223b042a857a08c3ea46b92eb
Analyze and fix the following issue in the Linux kernel code: [MIPS] Fix APM build
Problem Details: Definitions for TIF_FREEZE and _TIF_FREEZE were missing. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/include/asm-mips/thread_info.h b/include/asm-mips/thread_info.h index e475c45ea263..fbcda8204473 100644 --- a/include/asm-mips/thread_info.h +++ b/include/asm-mips/thread_info.h @@ -118,6 +118,7 @@ register struct thread_info *__current_thread_info __asm__("$28"); #define TIF_USEDFPU 16 /* FPU wa...
48c35b2d245fffedadce62769aafea8ecf493d19
Analyze and fix the following issue in the Linux kernel code: [MIPS] There is no __GNUC_MAJOR__
Problem Details: Gcc major version number is in __GNUC__. As side effect fix checking with sparse if sparse was built with gcc 4.1 and mips cross-compiler is 3.4. Sparse will inherit version 4.1, __GNUC__ won't be filtered from "-dM -E -xc" output, sparse will pick only new major, effectively becoming gcc version 3.1 ...
```diff diff --git a/arch/mips/Makefile b/arch/mips/Makefile index d1b026a0337d..c68b5d3e5d18 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -623,7 +623,7 @@ LDFLAGS += -m $(ld-emul) ifdef CONFIG_MIPS CHECKFLAGS += $(shell $(CC) $(CFLAGS) -dM -E -xc /dev/null | \ - egrep -vw '__GNUC_(MAJOR|MINOR|PATC...
7baced8a5923ce13d3d42d50a042a869092ab4e5
Analyze and fix the following issue in the Linux kernel code: [ARM] 4106/1: S3C2410: typo fixes in register definitions
Problem Details: The Trcd* bits of the S3C24xx BANKCON6 and BANKCON7 registers are misspelled in include/asm-arm/arch-s3c2410/regs-mem.h as Trdc*. Signed-off-by: Matt Reimer <mreimer@vpop.net> Acked-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/include/asm-arm/arch-s3c2410/regs-mem.h b/include/asm-arm/arch-s3c2410/regs-mem.h index 375dca50364e..e4d82341f7ba 100644 --- a/include/asm-arm/arch-s3c2410/regs-mem.h +++ b/include/asm-arm/arch-s3c2410/regs-mem.h @@ -133,10 +133,10 @@ #define S3C2410_BANKCON_SDRAM (0x3 << 15) /* next bits onl...
d4e1c889c1ec547371227558e1da5f2f50c7dd5e
Analyze and fix the following issue in the Linux kernel code: [ARM] 4102/1: Allow for PHYS_OFFSET on any valid 2MiB address
Problem Details: This patchs allows the offset to the first page of physical memory to be on any 2MB boundary whereas the previous code could only handle psysical offset to any 16MB boundary (0xNN000000) or any 1MB boundary below 0x01000000 (e.g. 0x00N00000). The problem is a consequence of the orr one-byte syntax, so ...
```diff diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index d994561816a1..cf495a3084b3 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -22,6 +22,10 @@ #include <asm/thread_info.h> #include <asm/system.h> +#if (PHYS_OFFSET & 0x001fffff) +#error "PHYS_OFFSET must be at an even 2MiB ...
d28122a5877cc40350fa801353fd5a9350563ec3
Analyze and fix the following issue in the Linux kernel code: [ARM] Fix AMBA serial drivers for non-first serial ports
Problem Details: Using console=ttyAM1 or console=ttyAMA1 resulted in an oops during boot due to trying to drive the console before that port had been registered. Fix this by checking whether the port is present before allowing console setup to proceed. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 61db6973755a..f69bd097166e 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -589,6 +589,8 @@ static int __init pl010_console_setup(struct console *co, char *options) */ if (co->index >= UART_NR) co-...
7f215abc69302dc027f024fe656e4841063e8fe8
Analyze and fix the following issue in the Linux kernel code: [ARM] 4100/1: iop3xx: fix cpu mask for iop333
Problem Details: cosmetic fix so iop333 is not reported as ixp46x iop333 cpuid = 0x69054210 Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index 490e11b34231..d29fe927ee9e 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -708,7 +708,7 @@ __8032x_proc_info: .type __8033x_proc_info,#object __8033x_proc_info: .long 0x69054010 - .long 0xffffff30 + .long 0x...
204ecae4e10c235e6987cb7b2809a665511ab174
Analyze and fix the following issue in the Linux kernel code: [ARM] Fix show_mem() for discontigmem
Problem Details: show_mem() was assuming incorrectly that the mem_map for any node started at PFN 0. This is obviously wrong; fix it to take account of node_start_pfn. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index b5814b4b6f35..7760193e74cc 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -52,15 +52,18 @@ void show_mem(void) printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); for_each_online_node(node) { + pg_data_t *n = NODE_DA...
6c3c5bb3c68b932ece9f92b9d201196d537cb99c
Analyze and fix the following issue in the Linux kernel code: [ARM] 4095/1: S3C24XX: Fix GPIO set for Bank A
Problem Details: GPIO bank A can only be output or a special function, and the regs-gpio.h header has mistakenly got this as input or output. The mistake is carried on into the gpio.c s3c2410_gpio_cfgpin() call which will set the wrong value if S3C2410_GPIO_OUTPUT is passed. Signed-off-by: Ben Dooks <ben-linux@fluff....
```diff diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c index ba346546150b..d1740643a135 100644 --- a/arch/arm/mach-s3c2410/gpio.c +++ b/arch/arm/mach-s3c2410/gpio.c @@ -57,6 +57,7 @@ void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function) case S3C2410_GPIO_SFN2: case S3C2410_GPIO...
9b938166907558e664d8fa413e6233a36669e0c0
Analyze and fix the following issue in the Linux kernel code: [ARM] 4088/1: AT91: Unbalanced IRQ in serial driver suspend/resume
Problem Details: This patch fixes the unbalanced calls to enable_irq_wake() and disable_irq_wake() in the AT91 (and AVR32) serial driver. It should resolve these kernel messages: Unbalanced IRQ x wake disable BUG: warning at kernel/irq/manage.c:167/set_irq_wake() Original patch from Marc Pignat. Signed-off-by: A...
```diff diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 1f9222c2e656..881f886b91c6 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -890,7 +890,6 @@ static int atmel_serial_suspend(struct platform_device *pdev, pm_message_t state if (device_may_wakeup(...
410f4eae4b33631ace70d84470218f3db302afac
Analyze and fix the following issue in the Linux kernel code: [ARM] 4085/1: AT91: Header fixes.
Problem Details: Fix two typo's where AT01_* was used instead of AT91_*. [Patch from Wojtek Kaniewski] Fix definition of AT91_SMC_EXNWMODE for the SAM9 processors. [Patch from Wu Xuan] Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/include/asm-arm/arch-at91rm9200/at91_rstc.h b/include/asm-arm/arch-at91rm9200/at91_rstc.h index ccdc52da973d..237d3c40b318 100644 --- a/include/asm-arm/arch-at91rm9200/at91_rstc.h +++ b/include/asm-arm/arch-at91rm9200/at91_rstc.h @@ -17,7 +17,7 @@ #define AT91_RSTC_PROCRST (1 << 0) /* Processor ...
ef66f796751a214dc8fadaef2f068c3baa8969fa
Analyze and fix the following issue in the Linux kernel code: [POWERPC] Fix oprofile support on Cell LPAR
Problem Details: Op_model_cell supports native Cell. By returning -EINVAL, oprofile uses timer interrupt on Cell LPAR. Signed-off-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp> Acked-by: Arnd Bergmann <arnd.bergmann@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c index b6d82390b6a6..fbd62eacfdf4 100644 --- a/arch/powerpc/oprofile/common.c +++ b/arch/powerpc/oprofile/common.c @@ -149,6 +149,8 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) #ifdef CONFIG_PPC64 #ifdef CONFIG_PP...
7e60d1b427c51cf2525e5d736a71780978cfb828
Analyze and fix the following issue in the Linux kernel code: [POWERPC] Move ELF_ET_DYN_BASE up to 512MB point
Problem Details: I often test new versions of glibc by doing: LD_LIBRARY_PATH=/XXX/lib /XXX/lib/ld.so.1 <binary> One test case ended up SEGV'ing. Upon closer inspection ld.so was loaded at 0x8000000 (128MB) with the heap right after it. Since we normally link binaries at 0x10000000 (256MB) we only had about 128MB of ...
```diff diff --git a/include/asm-powerpc/elf.h b/include/asm-powerpc/elf.h index d36426c01b6b..de507995c7b1 100644 --- a/include/asm-powerpc/elf.h +++ b/include/asm-powerpc/elf.h @@ -173,7 +173,7 @@ typedef elf_vrreg_t elf_vrregset_t32[ELF_NVRREG32]; the loader. We need to make sure that it is out of the way of th...
ded84bcb246780137ecaa3f6d137ac1b0f06fd08
Analyze and fix the following issue in the Linux kernel code: [POWERPC] ps3_free_io_irq: Fix inverted error check
Problem Details: ps3_free_io_irq: Fix inverted error check after calling lv1_destruct_io_irq_outlet(). Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c index 056c1e4141ba..6f5de438b980 100644 --- a/arch/powerpc/platforms/ps3/interrupt.c +++ b/arch/powerpc/platforms/ps3/interrupt.c @@ -71,7 +71,7 @@ int ps3_free_io_irq(unsigned int virq) result = lv1_destruct_io_irq...
63ea9c1710f05a7309c272750bbf40134c628f36
Analyze and fix the following issue in the Linux kernel code: [POWERPC] PS3: Fix uniprocessor kernel build
Problem Details: Allow to build a uniprocessor kernel for PS3. Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/ps3/Makefile b/arch/powerpc/platforms/ps3/Makefile index 3757cfabc8ce..1994904f580f 100644 --- a/arch/powerpc/platforms/ps3/Makefile +++ b/arch/powerpc/platforms/ps3/Makefile @@ -1,4 +1,5 @@ -obj-y += setup.o mm.o smp.o time.o hvcall.o htab.o repository.o +obj-y += setup.o mm...
7a801184fa480e11e6431f184a5bdf31f63326fb
Analyze and fix the following issue in the Linux kernel code: libata: Fixup n_elem initialization
Problem Details: Fixup the inialization of qc->n_elem. It currently gets initialized to 1 for commands that do not transfer any data. Fix this by initializing n_elem to 0 and only setting to 1 in ata_scsi_qc_new when there is data to transfer. This fixes some problems seen with SATA devices attached to ipr adapters. S...
```diff diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 836947da5b14..7cc5a4a910a4 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -372,7 +372,7 @@ struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev, if (cmd->use_sg) { qc->__sg = (struct scatterlist *...
f740d1689d91415cfc749d17138a11ed03b7d38b
Analyze and fix the following issue in the Linux kernel code: sata_nv: don't rely on NV_INT_DEV indication with ADMA
Problem Details: Several people reported issues with certain drive commands timing out on sata_nv controllers running in ADMA mode. The commands in question were non-DMA-mapped commands, usually FLUSH CACHE or FLUSH CACHE EXT. From experimentation it appears that the NV_INT_DEV indication isn't always set when a legi...
```diff diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index f6d498e1cf80..f7a963eb1f02 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -700,7 +700,6 @@ static void nv_adma_check_cpb(struct ata_port *ap, int cpb_num, int force_err) static int nv_host_intr(struct ata_port *ap, u8 irq_stat)...
82490c0937cb455e7e4150455ff52e89a9fc5ab8
Analyze and fix the following issue in the Linux kernel code: ahci: make ULi M5288 ignore interface fatal error bit
Problem Details: As with JMicron controllers, ULi M5288 sets interface fatal error bit on device error including ATAPI CC. This makes libata hardreset the port on ATAPI CC thus making it impossible to use. Ignore interface fatal error bit on ULi M5288. This fixes bugzilla bug #7837. Signed-off-by: Tejun Heo <htejun...
```diff diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index b517d2493551..bd241767caea 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -361,7 +361,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x27c1), board_ahci }, /* ICH7 */ { PCI_VDEVICE(INTEL, 0x27c5), board_a...
1e5c11fc89ef6663aaa14db1e9e27477f07c24e0
Analyze and fix the following issue in the Linux kernel code: [SCTP]: Fix compiler warning.
Problem Details: > --- a/net/sctp/sm_statefuns.c > +++ b/net/sctp/sm_statefuns.c > @@ -462,24 +461,6 @@ sctp_disposition_t sctp_sf_do_5_1C_ack(const struct sctp_endpoint *ep, > - if (!init_tag) { > - struct sctp_chunk *reply = sctp_make_abort(asoc, chunk, 0); > - if (!reply) > - goto nomem; This introduced a comp...
```diff diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index fce1f602cde2..fbbc9e6a3b78 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -531,9 +531,6 @@ sctp_disposition_t sctp_sf_do_5_1C_ack(const struct sctp_endpoint *ep, SCTP_CHUNK(err_chunk)); return SCTP_DISPOSITION_CO...
6fd8bb881509c6bdc3469b3ed16ec25a3b7cad0e
Analyze and fix the following issue in the Linux kernel code: [IP] TUNNEL: Fix to be built with user application.
Problem Details: include/linux/if_tunnel.h is broken for user application because it was changed to use __be32 which is required to include linux/types.h in advance but didn't. (This issue is found when building MIPL2 daemon. We are not sure this is the last header to be fixed about __be32.) Signed-off-by: Masahide N...
```diff diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h index 8de079ba1107..660b5010c2d9 100644 --- a/include/linux/if_tunnel.h +++ b/include/linux/if_tunnel.h @@ -1,6 +1,8 @@ #ifndef _IF_TUNNEL_H_ #define _IF_TUNNEL_H_ +#include <linux/types.h> + #define SIOCGETTUNNEL (SIOCDEVPRIVATE + 0) #d...
2748e5dec7ca8a3804852c7c4171f9156384d15c
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: Fix iptables ABI breakage on (at least) CRIS
Problem Details: With the introduction of x_tables we accidentally broke compatibility by defining IPT_TABLE_MAXNAMELEN to XT_FUNCTION_MAXNAMELEN instead of XT_TABLE_MAXNAMELEN, which is two bytes larger. On most architectures it doesn't really matter since we don't have any tables with names that long in the kernel a...
```diff diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index 4f06dad0bde9..98d566c5e32a 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -28,7 +28,7 @@ #include <linux/netfilter/x_tables.h> #define IPT_FUNCTION_...
a6c7ab55dda3e16ab5a3cf6f39585aee5876ac3a
Analyze and fix the following issue in the Linux kernel code: [IPSEC]: Policy list disorder
Problem Details: The recent hashing introduced an off-by-one bug in policy list insertion. Instead of adding after the last entry with a lesser or equal priority, we're adding after the successor of that entry. This patch fixes this and also adds a warning if we detect a duplicate entry in the policy list. This shoul...
```diff diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index bebd40e5a62e..b7e537fe2d75 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -650,19 +650,18 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl) struct xfrm_policy *pol; struct xfrm_policy *delpol; st...
732ba35e759112be5cecd79d4351084edf88dba7
Analyze and fix the following issue in the Linux kernel code: [SCTP]: Fix SACK sequence during shutdown
Problem Details: Currently, when association enters SHUTDOWN state,the implementation will SACK any DATA first and then transmit the SHUTDOWN chunk. This is against the order required by 2960bis spec. SHUTDOWN must always be first, followed by SACK. This change forces this order and also enables bundling. Signed-off...
```diff diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 7bbc6156e455..8bd30976cdee 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -217,7 +217,7 @@ static int sctp_gen_sack(struct sctp_association *asoc, int force, asoc->peer.sack_needed = 0; - error = sctp_outq_ta...
16d807988ffaf9b7cbb1966955aa8f738c32e740
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: fix xt_state compile failure
Problem Details: In file included from net/netfilter/xt_state.c:13: include/net/netfilter/nf_conntrack_compat.h: In function 'nf_ct_l3proto_try_module_get': include/net/netfilter/nf_conntrack_compat.h:70: error: 'PF_INET' undeclared (first use in this function) include/net/netfilter/nf_conntrack_compat.h:70: error: (Ea...
```diff diff --git a/include/net/netfilter/nf_conntrack_compat.h b/include/net/netfilter/nf_conntrack_compat.h index b9ce5c80d9d5..6f84c1f7fcd4 100644 --- a/include/net/netfilter/nf_conntrack_compat.h +++ b/include/net/netfilter/nf_conntrack_compat.h @@ -6,6 +6,7 @@ #if defined(CONFIG_IP_NF_CONNTRACK) || defined(CONFI...
c54ea3b95ac504ed81e0ec3acfaa26d0f55bdfa4
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: ctnetlink: fix leak in ctnetlink_create_conntrack error path
Problem Details: Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c index 5fcf91d617cd..6f31fad9be13 100644 --- a/net/ipv4/netfilter/ip_conntrack_netlink.c +++ b/net/ipv4/netfilter/ip_conntrack_netlink.c @@ -959,7 +959,7 @@ ctnetlink_create_conntrack(struct nfattr *cda[], if (cd...
334c85569b8adeaa820c0f2fab3c8f0a9dc8b92e
Analyze and fix the following issue in the Linux kernel code: [SELINUX]: increment flow cache genid
Problem Details: Currently, old flow cache entries remain valid even after a reload of SELinux policy. This patch increments the flow cache generation id on policy (re)loads so that flow cache entries are revalidated as needed. Thanks to Herbet Xu for pointing this out. See: http://marc.theaimsgroup.com/?l=linux-netd...
```diff diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index 3eb1fa9f0de1..ff0393317f39 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -1299,6 +1299,7 @@ int security_load_policy(void *data, size_t len) avc_ss_reset(seqno); selnl_notify_policyload...
d88ae4cc97b24783ee4480697fbdcc02ab4133a6
Analyze and fix the following issue in the Linux kernel code: [IPV6] MCAST: Fix joining all-node multicast group on device initialization.
Problem Details: Join all-node multicast group after assignment of dev->ip6_ptr because it must be assigned when ipv6_dev_mc_inc() is called. This fixes Bug#7817, reported by <gernoth@informatik.uni-erlangen.de>. Closes: 7817 Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <da...
```diff diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 171e5b55d7d6..2a7e4618f526 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -341,6 +341,7 @@ void in6_dev_finish_destroy(struct inet6_dev *idev) static struct inet6_dev * ipv6_add_dev(struct net_device *dev) { struct inet6_dev *ndev; ...
e0e8f1c8220c43bdf25cfb5622f6ab6947027fb1
Analyze and fix the following issue in the Linux kernel code: [IPSEC] flow: Fix potential memory leak
Problem Details: When old flow cache entries that are not at the head of their chain trigger a transient security error they get unlinked along with all the entries preceding them in the chain. The preceding entries are not freed correctly. This patch fixes this by simply leaving the entry around. It's based on a su...
```diff diff --git a/net/core/flow.c b/net/core/flow.c index d137f971f97d..5d25697920b1 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -231,22 +231,16 @@ nocache: err = resolver(key, family, dir, &obj, &obj_ref); - if (fle) { - if (err) { - /* Force security policy check on next lookup */ - *head...
419dd8378dfa32985672ab7927b4bc827f33b332
Analyze and fix the following issue in the Linux kernel code: V4L/DVB (5123): Buf_qbuf: fix: videobuf_queue->stream corruption and lockup
Problem Details: We are doing ->buf_prepare(buf) before adding buf to q->stream list. This means that videobuf_qbuf() should not try to re-add a STATE_PREPARED buffer. Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
```diff diff --git a/drivers/media/video/video-buf.c b/drivers/media/video/video-buf.c index 635d102c86f0..6504a5866849 100644 --- a/drivers/media/video/video-buf.c +++ b/drivers/media/video/video-buf.c @@ -700,6 +700,7 @@ videobuf_qbuf(struct videobuf_queue *q, goto done; } if (buf->state == STATE_QUEUED || + ...
d344bff9c36db17dc4765215495aaa7212c1eb6c
Analyze and fix the following issue in the Linux kernel code: mv643xx_eth: Fix race condition in mv643xx_eth_free_tx_descs
Problem Details: mv643xx_eth: Fix race condition in mv643xx_eth_free_tx_descs This bug was found and isolated by Thibaut VARENE <T-Bone@parisc-linux.org> and Jarek Poplawski <jarkao2@o2.pl>. This patch is a modification of their fixes. We acquire and release the lock for each descriptor that is freed to minimize the...
```diff diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index c41ae4286eea..b3bf86422734 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -314,6 +314,13 @@ int mv643xx_eth_free_tx_descs(struct net_device *dev, int force) while (mp->tx_desc_count > 0) { spin_lock_irqsav...
73f66ace34e3d935d1ad01208234f8871ac1f500
Analyze and fix the following issue in the Linux kernel code: [PATCH] fix prototype of csum_ipv6_magic() (ia64)
Problem Details: Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/include/asm-ia64/checksum.h b/include/asm-ia64/checksum.h index 2b78582cbd61..97af155057e4 100644 --- a/include/asm-ia64/checksum.h +++ b/include/asm-ia64/checksum.h @@ -72,8 +72,8 @@ static inline __sum16 csum_fold(__wsum csum) #define _HAVE_ARCH_IPV6_CSUM 1 struct in6_addr; -extern unsigned s...
c3ea6729feb304e0c3be74e8eca001215e78d1bc
Analyze and fix the following issue in the Linux kernel code: [PATCH] funsoft: ktermios fix
Problem Details: Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/drivers/usb/serial/funsoft.c b/drivers/usb/serial/funsoft.c index 31501c9361b9..2bebd63d5ed1 100644 --- a/drivers/usb/serial/funsoft.c +++ b/drivers/usb/serial/funsoft.c @@ -27,7 +27,7 @@ MODULE_DEVICE_TABLE(usb, id_table); static int funsoft_ioctl(struct usb_serial_port *port, struct file *file, ...
1b5180b65122666a36a1a232b7b9b38b21a9dcdd
Analyze and fix the following issue in the Linux kernel code: [PATCH] notifiers: fix blocking_notifier_call_chain() scalability
Problem Details: while lock-profiling the -rt kernel i noticed weird contention during mmap-intense workloads, and the tracer showed the following gem, in one of our MM hotpaths: threaded-2771 1.... 65us : sys_munmap (sysenter_do_call) threaded-2771 1.... 66us : profile_munmap (sys_munmap) threaded-2771 1......
```diff diff --git a/kernel/sys.c b/kernel/sys.c index c7675c1bfdf2..6e2101dec0fc 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -323,11 +323,18 @@ EXPORT_SYMBOL_GPL(blocking_notifier_chain_unregister); int blocking_notifier_call_chain(struct blocking_notifier_head *nh, unsigned long val, void *v) { - int ret; + ...
95543179f158b4891c5dc49004853ce081e8d794
Analyze and fix the following issue in the Linux kernel code: [PATCH] elevator: move clearing of unplug flag earlier
Problem Details: A flag was recently added to the elevator code to avoid performing an unplug when reuests are being re-queued. The goal of this flag was to avoid a deep recursion that can occur when re-queueing requests after a SCSI device/host reset. See http://lkml.org/lkml/2006/5/17/254 However, that fix added th...
```diff diff --git a/block/elevator.c b/block/elevator.c index 536be740ba4e..f6dafa8c7c4d 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -590,6 +590,12 @@ void elv_insert(request_queue_t *q, struct request *rq, int where) */ rq->cmd_flags |= REQ_SOFTBARRIER; + /* + * Most requeues happen because of...
364ca8a897eadb2f0e76b7f0ffe94168f6d83d66
Analyze and fix the following issue in the Linux kernel code: [MIPS] Vr41xx: Fix after GENERIC_HARDIRQS_NO__DO_IRQ change
Problem Details: Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c index 397ba94cd7ec..16decf4ac2f4 100644 --- a/arch/mips/vr41xx/common/irq.c +++ b/arch/mips/vr41xx/common/irq.c @@ -1,7 +1,7 @@ /* * Interrupt handing routines for NEC VR4100 series. * - * Copyright (C) 2005 Yoichi Yuasa <yoichi_...
3a7122923e87fc5cdf8affa1845924a0def4657d
Analyze and fix the following issue in the Linux kernel code: [PATCH] acpi: remove "video device notify" message
Problem Details: Seems to be some left-over debug code. Cc: Len Brown <lenb@kernel.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 36b37d755dbc..3d54680d0333 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1677,8 +1677,6 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) struct acpi_video_device *video_device = data; struct a...
de14569f94513279e3d44d9571a421e9da1759ae
Analyze and fix the following issue in the Linux kernel code: [PATCH] resierfs: avoid tail packing if an inode was ever mmapped
Problem Details: This patch fixes a confusion reiserfs has for a long time. On release file operation reiserfs used to try to pack file data stored in last incomplete page of some files into metadata blocks. After packing the page got cleared with clear_page_dirty. It did not take into account that the page may be m...
```diff diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index 99b6f329ba23..5109f1d5e7ff 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -48,6 +48,11 @@ static int reiserfs_file_release(struct inode *inode, struct file *filp) } mutex_lock(&inode->i_mutex); + + mutex_lock(&(REISERFS_I(inode)->i_mm...
79603a35009ff39562cd5634fa1cf513eb080f27
Analyze and fix the following issue in the Linux kernel code: [PATCH] tlclk: bug fix + misc fixes
Problem Details: The following patch fixes a few problems with the tlclk driver. * bug in the select_amcb1_transmit_clock * racy read sys call * racy open sys call * use of add_timer where mod_timer would be better * change to the timer data parameter use Signed-off-by: Mark Gross <mark.gross@intel.com> Signed-off-by:...
```diff diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c index 448d5083c381..4fac2bdf6215 100644 --- a/drivers/char/tlclk.c +++ b/drivers/char/tlclk.c @@ -186,6 +186,7 @@ static int got_event; /* if events processing have been done */ static void switchover_timeout(unsigned long data); static struct timer_li...
cda9205da24aeaa8fb086b0fb85cdf39571ecc3f
Analyze and fix the following issue in the Linux kernel code: [PATCH] fix blk_direct_IO bio preparation
Problem Details: For large size DIO that needs multiple bio, one full page worth of data was lost at the boundary of bio's maximum sector or segment limits. After a bio is full and got submitted. The outer while (nbytes) { ... } loop will allocate a new bio and just march on to index into next page. It just forgets...
```diff diff --git a/fs/block_dev.c b/fs/block_dev.c index da020be25dd2..d9bdf2b3ade2 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -190,6 +190,12 @@ static struct page *blk_get_page(unsigned long addr, size_t count, int rw, return pvec->page[pvec->idx++]; } +/* return a page back to pvec array */ +static vo...
15c945c3d0913d73a7d57d7a0a3c4e2902598cc6
Analyze and fix the following issue in the Linux kernel code: [PATCH] rtc-sh: act on rtc_wkalrm.enabled when setting an alarm
Problem Details: This fixes the SH rtc driver correctly act on the "enabled" flag when setting an alarm. Signed-off-by: Jamie Lenehan <lenehan@twibble.org> Cc: David Brownell <david-b@pacbell.net> Cc: Alessandro Zummo <alessandro.zummo@towertech.it> Cc: Paul Mundt <lethal@linux-sh.org> Signed-off-by: Andrew Morton <ak...
```diff diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index e9e0934380b8..198b9f22fbff 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -492,10 +492,10 @@ static int sh_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) spin_lock_irq(&rtc->lock); - /* disable alarm interrupt an...
fc3dffe12148b9612870eb21b24f2aecefa9ea24
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: fix bogus pagefault on writable pages
Problem Details: If a page is marked as dirty in the guest pte, set_pte_common() can set the writable bit on newly-instantiated shadow pte. This optimization avoids a write fault after the initial read fault. However, if a write fault instantiates the pte, fix_write_pf() incorrectly reports the fault as a guest page ...
```diff diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h index 2dbf4307ed9e..6bc41950fbb3 100644 --- a/drivers/kvm/paging_tmpl.h +++ b/drivers/kvm/paging_tmpl.h @@ -274,7 +274,7 @@ static int FNAME(fix_write_pf)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *page; if (is_writeble_pte(*shadow_ent)) ...
038e51de2e7ae2c8e9d8a0b15231f8509875dc33
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: x86 emulator: fix bit string instructions
Problem Details: The various bit string instructions (bts, btc, etc.) fail to adjust the address correctly if the bit address is beyond BITS_PER_LONG. This bug creeped in as the emulator originally relied on cr2 to contain the memory address; however we now decode it from the mod r/m bits, and must adjust the offset t...
```diff diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c index be70795b4822..7513cddb929f 100644 --- a/drivers/kvm/x86_emulate.c +++ b/drivers/kvm/x86_emulate.c @@ -61,6 +61,7 @@ #define ModRM (1<<6) /* Destination is only written; never read. */ #define Mov (1<<7) +#define BitOp ...
cccf748b810832cfab4dbb3ed4c7cf1a1ee35ad2
Analyze and fix the following issue in the Linux kernel code: [PATCH] KVM: fix race between mmio reads and injected interrupts
Problem Details: The kvm mmio read path looks like: 1. guest read faults 2. kvm emulates read, calls emulator_read_emulated() 3. fails as a read requires userspace help 4. exit to userspace 5. userspace emulates read, kvm sets vcpu->mmio_read_completed 6. re-enter guest, fault again 7. kvm emulates read, calls ...
```diff diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 714f6a7841cd..7397bfbbcb1c 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -1407,7 +1407,8 @@ static int svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) int r; again: - do_interrupt_requests(vcpu, kvm_run); + if (!vcpu->mmio_re...
a517b9f9fe8e57437b0b9b50e279220aaf651268
Analyze and fix the following issue in the Linux kernel code: [PATCH] SubmitChecklist update
Problem Details: Sing the praises of `gcc -W'. Would have prevented that blockdev direct-IO bug. Cc: "Chen, Kenneth W" <kenneth.w.chen@intel.com> Cc: "Randy.Dunlap" <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/Documentation/SubmitChecklist b/Documentation/SubmitChecklist index 2270efa10153..bfbb2718a279 100644 --- a/Documentation/SubmitChecklist +++ b/Documentation/SubmitChecklist @@ -72,3 +72,7 @@ kernel patches. If the new code is substantial, addition of subsystem-specific fault injection ...
790816dd54e22827f63c8cbb30bd623d3d45e594
Analyze and fix the following issue in the Linux kernel code: [PATCH] blockdev direct_io: fix signedness bug
Problem Details: size_t is unsigned. IO errors aren't getting through. Cc: "Chen, Kenneth W" <kenneth.w.chen@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/fs/block_dev.c b/fs/block_dev.c index 8b18e43b82fe..da020be25dd2 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -146,7 +146,7 @@ static int blk_end_aio(struct bio *bio, unsigned int bytes_done, int error) iocb->ki_nbytes = -EIO; if (atomic_dec_and_test(bio_count)) { - if (iocb->ki_nbyt...
bbe1a59b3a3d4af3869647d294618a23f6c9c6a4
Analyze and fix the following issue in the Linux kernel code: [PATCH] fix "kvm: add vm exit profiling"
Problem Details: export profile_hits() on !SMP too. Cc: Ingo Molnar <mingo@elte.hu> Cc: Avi Kivity <avi@qumranet.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/kernel/profile.c b/kernel/profile.c index a6574a18514e..d6579d511069 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -331,7 +331,6 @@ out: local_irq_restore(flags); put_cpu(); } -EXPORT_SYMBOL_GPL(profile_hits); static int __devinit profile_cpu_callback(struct notifier_block *info, ...
bc6191b10018311a301fb6ef22994177c769b868
Analyze and fix the following issue in the Linux kernel code: [ALSA] Repair snd-usb-usx2y over OHCI
Problem Details: The previous patch 'Repair snd-usb-usx2y for usb 2.6.18' assumed urb->start_frame roll over beyond MAX_INT for both UHCI & OHCI. This isn't true until now (kernel 2.6.20). Fix this by only looking at the common between OHCI & UHCI Frame number range. This is for mainline and stable kernels >= 2.6.18. ...
```diff diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 367f8a32a665..0a352e46862f 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -322,7 +322,7 @@ static void i_usX2Y_urb_complete(struct urb *urb) usX2Y_error_urb_status(usX2Y, subs, urb); ...
602e0d100daa9ba9bc7c17e0014a6f76b638dc80
Analyze and fix the following issue in the Linux kernel code: ehea: Fixing firmware queue config issue
Problem Details: Fix to use exactly one queue for incoming packets in all firmware configurations Signed-off-by: Thomas Klein <tklein@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
```diff diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 49f669c4b019..3e9c760cb283 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -998,7 +998,7 @@ static int ehea_configure_port(struct ehea_port *port) | EHEA_BMASK_SET(PXLY_RC_JUMBO_FRAME, 1); ...
9ee79a3d372fcb6729893437f4923c5efd1f85db
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86: fix PDA variables to work during boot
Problem Details: The current PDA code, which went in in post 2.6.19 has a flaw in that it doesn't correctly cycle the GDT and %GS segment through the boot PDA, the CPU PDA and finally the per-cpu PDA. The bug generally doesn't show up if the boot CPU id is zero, but everything falls apart for a non zero boot CPU id. ...
```diff diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c index 8689d62abd4a..8a8bbdaaf38a 100644 --- a/arch/i386/kernel/cpu/common.c +++ b/arch/i386/kernel/cpu/common.c @@ -710,11 +710,8 @@ __cpuinit int init_gdt(int cpu, struct task_struct *idle) return 1; } -/* Common CPU init for both ...
e00154891137e3b0659556b877d45a16cabd700c
Analyze and fix the following issue in the Linux kernel code: [PATCH] vmx: Fix register constraint in launch code
Problem Details: Both "=r" and "=g" breaks my build on i386: $ make CC [M] drivers/kvm/vmx.o {standard input}: Assembler messages: {standard input}:3318: Error: bad register name `%sil' make[1]: *** [drivers/kvm/vmx.o] Error 1 make: *** [_module_drivers/kvm] Error 2 The reason is that setbe requires an...
```diff diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index ce219e3f557f..0aa2659f6ae5 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -1824,7 +1824,7 @@ again: #endif "setbe %0 \n\t" "popf \n\t" - : "=g" (fail) + : "=q" (fail) : "r"(vcpu->launched), "d"((unsigned long)HOST_RSP...
cea9ea67e9927da18af89b49bd949a8d65ba1b15
Analyze and fix the following issue in the Linux kernel code: IB/ehca: Fix mismatched spin_unlock in irq handler
Problem Details: The lock is taken with _irqsave and hence must be released with _irqrestore on all paths. Signed-off-by Hoang-Nam Nguyen <hnguyen@de.ibm.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
```diff diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c index e7209afb4250..c069be8cbcb2 100644 --- a/drivers/infiniband/hw/ehca/ehca_irq.c +++ b/drivers/infiniband/hw/ehca/ehca_irq.c @@ -440,7 +440,8 @@ void ehca_tasklet_eq(unsigned long data) cq = idr_find(&ehca_cq_idr...
ce29d72cc737df3573854a4719f00385adf1c9a6
Analyze and fix the following issue in the Linux kernel code: IB/ehca: Fix improper use of yield() with spinlock held
Problem Details: Signed-off-by: Hoang-Nam Nguyen <hnguyen@de.ibm.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
```diff diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c index 93995b658d94..6074c897f51c 100644 --- a/drivers/infiniband/hw/ehca/ehca_cq.c +++ b/drivers/infiniband/hw/ehca/ehca_cq.c @@ -344,8 +344,11 @@ int ehca_destroy_cq(struct ib_cq *cq) unsigned long flags; spin_lock_i...
ae9608af9e300395ec032479621f32688c121141
Analyze and fix the following issue in the Linux kernel code: PCI: fix pci-driver kernel-doc
Problem Details: Function short description should be on only one line. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index b8d2385e29bc..92d5e8db0de7 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -150,8 +150,7 @@ const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, } /** - * pci_match_device - Tell if a PCI devi...
caaf26325d70f5b559a647d4c11d84ef5a3341a4
Analyze and fix the following issue in the Linux kernel code: USB: Fix for typo in ohci-ep93xx.c
Problem Details: Attached patch fixes typo in USB driver reported by Chase Douglas on linux-cirrus mailing list. http://www.freelists.org/archives/linux-cirrus/12-2006/msg00003.html Signed-off-by: Petr Stetiar <ynezz@true.cz> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Har...
```diff diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c index 43ae696b2ec2..3348b07f0fe5 100644 --- a/drivers/usb/host/ohci-ep93xx.c +++ b/drivers/usb/host/ohci-ep93xx.c @@ -169,7 +169,7 @@ static int ohci_hcd_ep93xx_drv_remove(struct platform_device *pdev) static int ohci_hcd_ep93xx_drv_s...
53e8f84dc68f29c724bbb7e0675040386f6143ae
Analyze and fix the following issue in the Linux kernel code: USB: add vendor/device id for Option GT Max 3.6 cards
Problem Details: This fixes http://bugzilla.kernel.org/show_bug.cgi?id=7814 Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 5ca04e82ea19..0fed43a96871 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -78,6 +78,7 @@ static int option_send_setup(struct usb_serial_port *port); #define OPTION_PRODUCT_FUSION2 0x6300 #defi...
379885a9b204dec9d0009b6b450e104389b4a590
Analyze and fix the following issue in the Linux kernel code: USB: unusual_devs.h for 0x046b:ff40
Problem Details: American Megatrends did something wrong in their floppy emulator. It breaks with both kinds of MODE SENSE which our stack sends. Alan and I tried a few tweaks, and got LUNs sensed right, but US_FL_NO_WP_DETECT is still needed. I set the firmware bracket to 1.00 exactly, in case AMI or Sun fix it with ...
```diff diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index cddef3efba0a..4ef6496e021e 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -254,6 +254,18 @@ UNUSUAL_DEV( 0x045a, 0x5210, 0x0101, 0x0101, US_SC_SCSI, US_PR_KARMA, rio_karma_...
deb31f1764e0a11bcfe8d44e0658f83d83860e84
Analyze and fix the following issue in the Linux kernel code: USB: rndis_host: fix crash while probing a Nokia S60 mobile
Problem Details: Bug fix for driver rndis_host which fixes rndis_host probing certain Nokia S60 (Series 60) mobiles. While the rndis_host get probed by usbnet and tries to bind the Nokia mobile the bind is going to fail. The rndis_host module tries to release the device, in a wrong way, which cause the oops. Fixes Bug...
```diff diff --git a/drivers/usb/net/rndis_host.c b/drivers/usb/net/rndis_host.c index ea5f44de3de2..a322a16d9cf8 100644 --- a/drivers/usb/net/rndis_host.c +++ b/drivers/usb/net/rndis_host.c @@ -379,6 +379,7 @@ static int rndis_bind(struct usbnet *dev, struct usb_interface *intf) { int retval; struct net_device ...
c9d8c2b324d24ffb4fdcd93b3f752530a5a0a591
Analyze and fix the following issue in the Linux kernel code: usbtouchscreen: make ITM screens report BTN_TOUCH as zero when not touched
Problem Details: ITM screens send invalid x/y data when not touched. this was fixes a while ago but the problem is if the screen is not touched anymore the driver never does not report BTN_TOUCH as zero. fix it by sending the report with the last valid coordinates when pressure is released. Signed-off-by: Daniel Ritz ...
```diff diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c index 7f3c57da9bc0..86e37a20f8e5 100644 --- a/drivers/usb/input/usbtouchscreen.c +++ b/drivers/usb/input/usbtouchscreen.c @@ -66,7 +66,7 @@ struct usbtouch_device_info { void (*process_pkt) (struct usbtouch_usb *usbtouch, u...
6d3154cc1143f62c3b80d9929caeaec6db8cb451
Analyze and fix the following issue in the Linux kernel code: Revert "[PATCH] Fix up mmap_kmem"
Problem Details: This reverts commit 99a10a60ba9bedcf5d70ef81414d3e03816afa3f. As per Hugh Dickins: "Nadia Derbey has reported that mmap of /dev/kmem no longer works with the kernel virtual address as offset, and Franck has confirmed that his patch came from a misunderstanding of what an offset means to /d...
```diff diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 4f1813e04754..f5c160caf9f4 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -293,8 +293,8 @@ static int mmap_kmem(struct file * file, struct vm_area_struct * vma) { unsigned long pfn; - /* Turn a pfn offset into an absolute pfn */ - pfn ...
434f98c48fc1d2a1f562a28a1562a7b53e940957
Analyze and fix the following issue in the Linux kernel code: [POWERPC] atomic_dec_if_positive sign extension fix
Problem Details: On 64-bit machines, if an atomic counter is explicitly set to a negative value, the atomic_dec_if_positive function will decrement and store the next smallest value in the atomic counter, contrary to its intended operation. The comparison to determine if the decrement will make the result negative was...
```diff diff --git a/include/asm-powerpc/atomic.h b/include/asm-powerpc/atomic.h index 53283e2540b3..f038e33e6d48 100644 --- a/include/asm-powerpc/atomic.h +++ b/include/asm-powerpc/atomic.h @@ -207,7 +207,8 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u) /* * Atomically test *v and decrement...
06cd9396778d5b70ba27fa8158db78d6bc0f007b
Analyze and fix the following issue in the Linux kernel code: [POWERPC] Fix OF node refcnt underflow in 836x and 832x platform code
Problem Details: Incorrect use of of_find_node_by_name() causes of_node_put() on a node which has already been put. It causes the refcount of the node to underflow, which triggers the WARN_ON in kref_get for 836x and 832x. This fixes it. Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Paul Mackerras <pau...
```diff diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index f58c9780b66f..4d471190be8d 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -103,7 +103,7 @@ static void __init mpc832x_sys_setup_arch(void) #ifdef C...
77319254f109963213f33cbb15e0103f2e81a64a
Analyze and fix the following issue in the Linux kernel code: [POWERPC] Fix broken DMA on non-LPAR pSeries
Problem Details: It appears that the iommu table address is never stored, and thus never found, on non-lpar systems. Thus, for example, during boot: <7>[ 93.067916] PCI: Scanning bus 0001:41 <7>[ 93.068542] PCI: Found 0001:41:01.0 [8086/100f] 000200 00 <7>[ 93.068550] PCI: Calling quirk c0000000007822e0 for 0001...
```diff diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index 3c95392f4f41..e6653a868b91 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -459,7 +459,8 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev) tbl = k...
6984ee797a8798128e94ab2447c8ed91f0156eb5
Analyze and fix the following issue in the Linux kernel code: [POWERPC] Fix cell's mmio nvram to properly parse device tree
Problem Details: The mmio nvram driver (used by cell only atm) isn't properly parsing the device-tree, meaning that nvram isn't found correctly on the new Cell blades. It works ok for old blades where the nvram is at the root of the device tree but fails on Malta and CAB when it's hanging off axon. This fixes it by u...
```diff diff --git a/arch/powerpc/sysdev/mmio_nvram.c b/arch/powerpc/sysdev/mmio_nvram.c index ff23f5a4d4b9..e073e246293d 100644 --- a/arch/powerpc/sysdev/mmio_nvram.c +++ b/arch/powerpc/sysdev/mmio_nvram.c @@ -80,33 +80,39 @@ static ssize_t mmio_nvram_get_size(void) int __init mmio_nvram_init(void) { struct device...
8e6f195af0e1f226e9b2e0256af8df46adb9d595
Analyze and fix the following issue in the Linux kernel code: [CIFS] Fix oops when Windows server sent bad domain name null terminator
Problem Details: Fixes RedHat bug 211672 Windows sends one byte (instead of two) of null to terminate final Unicode string (domain name) in session setup response in some cases - this caused cifs to misalign some informational strings (making it hard to convert from UCS16 to UTF8). Thanks to Shaggy for his help and A...
```diff diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index bbdda99dce61..758464630893 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -182,11 +182,14 @@ static int decode_unicode_ssetup(char ** pbcc_area, int bleft, struct cifsSesInf cFYI(1,("bleft %d",bleft)); - /* word align, if bytes remaining is not even ...
592282cf2eaa33409c6511ddd3f3ecaa57daeaaa
Analyze and fix the following issue in the Linux kernel code: ocfs2: Directory c/mtime update fixes
Problem Details: ocfs2 wasn't updating c/mtime on directories during dirent creation/deletion. Fix ocfs2_unlink(), ocfs2_rename() and __ocfs2_add_entry() by adding the proper code to update the struct inode and push the change out to disk. This helps rename/unlink on nfs exported file systems in particular as those cl...
```diff diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index 9637039c2633..f3d7803b4b46 100644 --- a/fs/ocfs2/namei.c +++ b/fs/ocfs2/namei.c @@ -932,14 +932,15 @@ static int ocfs2_unlink(struct inode *dir, goto leave; } - if (S_ISDIR(inode->i_mode)) { + dir->i_ctime = dir->i_mtime = CURRENT_TIME; + if (S_ISDIR...