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f2c4583a381c584c8c025048071a120cc9562ded
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: pci_address_to_pio fix
Problem Details: This fixes pci_address_to_pio() to return an unsigned long (to be safe) and fixes a bug in the implementation that caused it to return a bogus IO port number Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index f73a16e9867a..fc60a773af7d 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -1365,16 +1365,17 @@ struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node) #endif /* CONFIG_PPC_MULT...
a04c8780fd234aeeba5e87f7e37beffd05ef21ae
Analyze and fix the following issue in the Linux kernel code: [PATCH] via-pmu: compile without Power Management support
Problem Details: Fix compilation of via-pmu.c without Power Management support. Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index 79c7b44a94ee..3c0552016b91 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -158,8 +158,8 @@ static int pmu_version; static int drop_interrupts; #if defined(CONFIG_PM) && defined(CONFIG_PPC32) static int...
56c8eaee65d688b526c12dca54a30276335679e5
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: Fix g5 DART init
Problem Details: The patch enabling the new G5's with U4 broke initialization of the DART driver, causing it to trigger a BUG_ON for a case that is actually valid. This patch fixes it: Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index df0dbdee762a..e00b46b9514e 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c @@ -216,12 +216,12 @@ static int dart_init(struct device_node *dart_node) base = dart_tablebase >> DART_PAGE_SH...
9cf84d7c97992dbe5360b241327341c07ce30fc9
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: Fix platinumfb for some modes
Problem Details: The platinumfb driver used only on some powermacs has an issue with some video modes & limited VRAM. This patch fixes it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c index ca4082ae5a18..ba0af1b66bb6 100644 --- a/drivers/video/platinumfb.c +++ b/drivers/video/platinumfb.c @@ -138,13 +138,15 @@ static int platinumfb_set_par (struct fb_info *info) init = platinum_reg_init[pinfo->vmode-1]; - if (pinfo->...
f9ce299fc629d5c899a2e56b00e21f5da05cf590
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: fix large nvram access
Problem Details: /dev/nvram uses the user-provided read/write size for kmalloc, which fails, if a large number is passed. This will always use a single page at most, which can be expected to succeed. Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/kernel/nvram_64.c b/arch/powerpc/kernel/nvram_64.c index c0fcd29918ce..fd7db8d542db 100644 --- a/arch/powerpc/kernel/nvram_64.c +++ b/arch/powerpc/kernel/nvram_64.c @@ -80,80 +80,74 @@ static loff_t dev_nvram_llseek(struct file *file, loff_t offset, int origin) static ssize_t dev_nvra...
462c853eb574bc7843d9c56e84aca129aaa8e018
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: fix hexdump format
Problem Details: Output from hexdump with "%08x" depends on HOST platform's endian. When building linux by cross toolchain, that difference makes errors. Signed-off-by: Masato Noguchi <Masato.Noguchi@jp.sony.com> Signed-off-by: Geoff Levand <geoff.levand@am.sony.com> Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Sig...
```diff diff --git a/arch/powerpc/platforms/cell/spufs/Makefile b/arch/powerpc/platforms/cell/spufs/Makefile index ac86b2596d04..9bfaba8791e3 100644 --- a/arch/powerpc/platforms/cell/spufs/Makefile +++ b/arch/powerpc/platforms/cell/spufs/Makefile @@ -46,7 +46,7 @@ cmd_hexdump = ( \ echo " * Do not edit!" ; \ ec...
7945a4a27d5d914918b7637b055e01abfe05906e
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: trivial compile fix
Problem Details: One of my last patches contained a broken line from splitting out some other changes, this restores a working version. Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index fccc7709adbe..719ff27ce73e 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -45,7 +45,7 @@ #include <asm/spu_csa.h> #include "spufs.h" -#define SP...
59d6d39f30f4460b7e6489831caf7fbfe371941a
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: fix module refcount race
Problem Details: One of the two users of spufs_calls.owner still has a race when calling try_module_get while the module is removed. This makes it use the correct instance of owner. Noticed by Milton Miller. Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index 91d564df944e..261b507a901a 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -40,7 +40,7 @@ asmlinkage long sys_spu_create(const char __user *name,...
3a843d7cd30ab6815610d9d6aa66b56df0ee1228
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: fix mailbox polling
Problem Details: Handling mailbox interrupts was broken in multiple respects, the combination of which was hiding the bugs most of the time. - The ibox interrupt mask was open initially even though there are no waiters on a newly created SPU. - Acknowledging the mailbox interrupt did not work because it is level ...
```diff diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c index 8abd4bd19665..f9da79eb3db0 100644 --- a/arch/powerpc/platforms/cell/spu_base.c +++ b/arch/powerpc/platforms/cell/spu_base.c @@ -202,12 +202,15 @@ spu_irq_class_0(int irq, void *data, struct pt_regs *regs) int sp...
b41305a39a6966d8e8b1449d6b7c194923bfb451
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: Fix oops when spufs module is not loaded
Problem Details: try_module_get returns true when NULL arguments, so we first need to check if there is a module loaded before getting the reference count. Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index 43e0b187ffde..91d564df944e 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -37,11 +37,12 @@ asmlinkage long sys_spu_create(const char __user *nam...
d88cfffac0002c56c1a7a813cb885fa6b5fdcd0e
Analyze and fix the following issue in the Linux kernel code: [PATCH] spufs: fix local store page refcounting
Problem Details: With the new rules for reserved pages, the spufs now needs working page reference counting. I should probably look into converting to vm_insert_page, but for now this patch makes spufs work again. Signed-off-by: Arnd Bergmann <arndb@de.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c index 56273e56cbfb..c41a6e2e2c30 100644 --- a/arch/powerpc/platforms/cell/setup.c +++ b/arch/powerpc/platforms/cell/setup.c @@ -114,7 +114,7 @@ static void __init cell_spuprop_present(struct device_node *spe, for (pfn = st...
758438a7b8da593c9116e95cc7fdff6e9e0b0c40
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: Fixups for kernel linked at 32 MB
Problem Details: There's a few places where we need to fix things up for the kernel to work if it's linked at 32MB: - platforms/powermac/smp.c To start secondary cpus on pmac we patch the reset vector, which is fine. Except if we're above 32MB we don't have enough bits for an absolute branch, it needs to rel...
```diff diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index f4194f5fd2e5..0763dd632b78 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -154,11 +154,15 @@ _GLOBAL(__secondary_hold) bne 100b #ifdef CONFIG_HMT - b .hmt_init + LOADADDR(r4, .hmt_init) + mtc...
4693c09a47203d79a9adb69acaf3b3bb3dcf9390
Analyze and fix the following issue in the Linux kernel code: powerpc: Fix typo in head_64.S
Problem Details: Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index 881e18e8ef59..65aedc938a6e 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -727,7 +727,7 @@ decrementer_iSeries_masked: li r11,1 stb r11,PACALPPACA+LPPACADECRINT(r13) LOADBASE(r12,tb_ticks_pe...
d4e4b3520c4df46cf1d15a56379a6fa57e267b7d
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: fix for "Update OF address parsers"
Problem Details: This allows iSeries to build again. It just moves pci_address_to_pio outside the #ifdef CONFIG_PPC_MULTIPLATFORM. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 0988222741f0..4eb93fc1eef2 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -1181,20 +1181,6 @@ void phbs_remap_io(void) remap_bus_range(hose->bus); } -unsigned int pci_address_to_pio(phys_addr_t ...
398f68580f3edd99728028facf571e4a07f9a035
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc/8xx: Fix m8xx_wdt issues
Problem Details: The following fixes some issues with the last mpc8xx_wdt update: - Adds missing #include <asm/io.h> - Use "uint __iomem" pointer for in_be32/out_be32 Signed-off-by: Marcelo Tosatti <marcelo.tosatti@cyclades.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/drivers/char/watchdog/mpc8xx_wdt.c b/drivers/char/watchdog/mpc8xx_wdt.c index ac6fbace4724..b2fc71e20850 100644 --- a/drivers/char/watchdog/mpc8xx_wdt.c +++ b/drivers/char/watchdog/mpc8xx_wdt.c @@ -18,6 +18,7 @@ #include <linux/watchdog.h> #include <asm/8xx_immap.h> #include <asm/uaccess.h> +#in...
e40c7f02723e2be5d3144917191aa9fbec5bb64e
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc32: fix definition of distribute_irqs
Problem Details: When we select ppc32 under the powerpc architecture we get the error below. This relates to defining distribute_irqs when this configuratiom option is undefined. CC arch/powerpc/sysdev/mpic.o .../arch/powerpc/sysdev/mpic.c: In function `mpic_setup_this_cpu': .../arch/powerpc/sysdev...
```diff diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 58d1cc2023c8..ae24e2b82c5a 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -45,7 +45,11 @@ static struct mpic *mpic_primary; static DEFINE_SPINLOCK(mpic_lock); #ifdef CONFIG_PPC32 /* XXX for now */ -#defin...
bb6b9b28d6847bc71f910e2e82c9040ff4b97ec0
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: udbg updates
Problem Details: The udbg low level io layer has an issue with udbg_getc() returning a char (unsigned on ppc) instead of an int, thus the -1 if you had no available input device could end up turned into 0xff, filling your display with bogus characters. This fixes it, along with adding a little blob to xmon to do a dela...
```diff diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c index 9c2a5be7a56a..23c85af53d47 100644 --- a/arch/powerpc/kernel/prom_parse.c +++ b/arch/powerpc/kernel/prom_parse.c @@ -276,7 +276,7 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus, finish: of_...
54b9a9aedc990dd2aefc45ab16d84f245cb7d8d0
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: powermac adb fix udbg_adb_use_btext warning
Problem Details: When compiling without BOOTX_TEXT the following warning is emitted. Fix up the definition to only be made when required. CC arch/powerpc/platforms/powermac/udbg_adb.o .../arch/powerpc/platforms/powermac/udbg_adb.c:41: warning: `udbg_adb_use_btext' defined but not used Signed-off-by: ...
```diff diff --git a/arch/powerpc/platforms/powermac/udbg_adb.c b/arch/powerpc/platforms/powermac/udbg_adb.c index d1c40e27e37d..3d5ed23bf0e0 100644 --- a/arch/powerpc/platforms/powermac/udbg_adb.c +++ b/arch/powerpc/platforms/powermac/udbg_adb.c @@ -38,8 +38,6 @@ static enum { input_adb_cuda, } input_type = input_a...
52020d2bda9fe447bb50674a2e39e4064b6a10b5
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: powermac adb fix dependency on btext_drawchar
Problem Details: udbg_adb_init() has become dependent on btext_drawchar, even when BOOTX_TEXT support is not selected. This leads to the error below. Make the check dependant on BOOTX_TEXT. LD .tmp_vmlinux1 arch/powerpc/platforms/built-in.o(.toc1+0xa40): undefined reference to `btext_drawchar' Si...
```diff diff --git a/arch/powerpc/platforms/powermac/udbg_adb.c b/arch/powerpc/platforms/powermac/udbg_adb.c index e51de55b2d6e..d1c40e27e37d 100644 --- a/arch/powerpc/platforms/powermac/udbg_adb.c +++ b/arch/powerpc/platforms/powermac/udbg_adb.c @@ -171,9 +171,12 @@ int udbg_adb_init(int force_btext) udbg_adb_old_ge...
8dacaedf04467e32c50148751a96150e73323cdc
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: More serial probe fixes (#2)
Problem Details: This fixes the new serial probe code with some PCI MMIO UARTs, and fixes CHRP build with ARCH=powerpc. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c index 7a685cae81ed..83023bb59ad9 100644 --- a/arch/powerpc/kernel/legacy_serial.c +++ b/arch/powerpc/kernel/legacy_serial.c @@ -38,15 +38,13 @@ static int __init add_legacy_port(struct device_node *np, int want_index, ...
fb64c2446b20bf0206a690e9e1df88b25ac421e6
Analyze and fix the following issue in the Linux kernel code: [PATCH] ppc32: m8xx watchdog update
Problem Details: This updates m8xx_wdt as follows: 1) Remove now obsolete fpos check in the write() function. The driver is currently non functional due to this bug. 2) Use in/out macros for register access. 3) Allows m8xx_wdt to use a kernel timer instead of the builtin RTC/PIT for keep-alive trigger (which is resp...
```diff diff --git a/arch/ppc/syslib/m8xx_setup.c b/arch/ppc/syslib/m8xx_setup.c index 1cc3abe6fa43..688616de3cde 100644 --- a/arch/ppc/syslib/m8xx_setup.c +++ b/arch/ppc/syslib/m8xx_setup.c @@ -135,6 +135,16 @@ static struct irqaction tbint_irqaction = { .name = "tbint", }; +/* per-board overridable init_internal...
623703f620453c798b6fa3eb79ad8ea27bfd302a
Analyze and fix the following issue in the Linux kernel code: [PATCH] Fix code that saves NVGPRS in 32-bit signal frame
Problem Details: On Thu, 2005-11-24 at 12:51 +0000, David Woodhouse wrote: > Somehow this one slipped through the cracks; when we ended up in > do_signal() on a 32-bit kernel but without having the caller-saved > registers into the regs, we didn't set the TIF_SAVE_NVGPRS flag to > ensure they got saved later. Oh, and ...
```diff diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index 8fed9538f188..036b71d2adfc 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -368,7 +368,7 @@ save_user_nvgprs_cont: b 6b save_user_nvgprs: - ld r8,TI_SIGFRAME(r12) + lwz r8,TI_SIGFRAME(r12)...
9177ae4378add0126104e2966aa6150258610d59
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: Fix g5 build with xmon
Problem Details: My previous patches inadvertently broke building a G5 kernel with CONFIG_XMON enabled. This fixes it. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c index ff78eeac10f2..a36527c98133 100644 --- a/arch/powerpc/platforms/powermac/pic.c +++ b/arch/powerpc/platforms/powermac/pic.c @@ -459,7 +459,7 @@ void __init pmac_pic_init(void) mpic_setup_cascade(irqctrler2->intrs[...
706e6b2caf285d3eb056c2847b7c53ae823e8a87
Analyze and fix the following issue in the Linux kernel code: [PATCH] powerpc: Fix suboptimal uImage target
Problem Details: Sam Ravnborg pointed out that calling if_changed was redundant in the rule since a prerequisite had to have changed for us to get there. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
```diff diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index dfc7eacd9bdb..22726aefc8ea 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -169,7 +169,7 @@ $(obj)/vmlinux.gz: $(obj)/vmlinux.bin FORCE $(obj)/uImage: $(obj)/vmlinux.gz $(Q)rm -f $@ - $(call if_changed,ui...
bcb05504edf0e27a648aa1059cbb71e8746758a1
Analyze and fix the following issue in the Linux kernel code: [PATCH] ppc64 syscall_exit_work: call the save_nvgprs function, not its descriptor.
Problem Details: On Tue, 2005-11-15 at 18:52 +0000, David Woodhouse wrote: > This cleanup patch speeds up the null syscall path on ppc64 by about 3%, > and brings the ppc32 and ppc64 code slightly closer together. Needs this unless your binutils, like mine, are clever enough to notice my stupidity and fix it up automa...
```diff diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 0bff31f166dd..7b9397169709 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -241,7 +241,7 @@ syscall_exit_work: bne- 3b subi r12,r12,TI_FLAGS -4: bl save_nvgprs +4: bl .save_nvgprs /* A...
cc6fa432f5eec26c43fd06c0314cb1c2cae6d9a1
Analyze and fix the following issue in the Linux kernel code: modpost/file2alias: Fix typo
Problem Details: SND_MAX should be FF_MAX Signed-off-by: Brian Gerst <bgerst@didntduck.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
```diff diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index e0eedffe565b..be97caf664bb 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -417,7 +417,7 @@ static int do_input_entry(const char *filename, struct input_device_id *id, do_input(alias, id->sndbit, 0, SND_MAX); spr...
f61051cd2fc58546f28c226933942d4360810ffb
Analyze and fix the following issue in the Linux kernel code: [SERIAL] Fix clocal wakeup problem
Problem Details: Jim Alexander reported a problem where "if one calls open() in blocking mode with CLOCAL off, the 8250.c driver under the 2.6 kernel (or at least 2.6.8 and 2.6.10) does not wake up the blocked process when DCD is asserted." Fix this by enabling modem status interrupts immediately before we read the ca...
```diff diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index 34c576dfad8d..9589509fc5bd 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -1440,6 +1440,7 @@ uart_block_til_ready(struct file *filp, struct uart_state *state) * modem is ready for us. */ sp...
3e3850e989c5d2eb1aab6f0fd9257759f0f4cbc6
Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: Fix xfrm lookup in ip_route_me_harder/ip6_route_me_harder
Problem Details: ip_route_me_harder doesn't use the port numbers of the xfrm lookup and uses ip_route_input for non-local addresses which doesn't do a xfrm lookup, ip6_route_me_harder doesn't do a xfrm lookup at all. Use xfrm_decode_session and do the lookup manually, make sure both only do the lookup if the packet ha...
```diff diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 5cfc71529595..9c8f4c9ed429 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -192,6 +192,9 @@ struct inet6_skb_parm { __u16 dst1; __u16 lastopt; __u32 nhoff; + __u16 flags; + +#define IP6SKB_XFRM_TRANSFORMED 1 }; #def...
ee2e6841b934d76cb944a3390bbea84da777d4fa
Analyze and fix the following issue in the Linux kernel code: [XFRM]: Fix sparse warning.
Problem Details: security/selinux/xfrm.c:155:10: warning: Using plain integer as NULL pointer Signed-off-by: Luiz Capitulino <lcapitulino@mandriva.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c index 5b7776504e4c..b2af7ca496c1 100644 --- a/security/selinux/xfrm.c +++ b/security/selinux/xfrm.c @@ -146,7 +146,7 @@ static int selinux_xfrm_sec_ctx_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_us return rc; out: - *ctxp = 0; + *ctxp = NULL...
2c041f4b9be5cecbd0a042ecd9122a9db6f50416
Analyze and fix the following issue in the Linux kernel code: [ARM] 3235/1: SharpSL PM: Fix a gcc4 build error
Problem Details: Patch from Richard Purdie Fix a gcc4 build error (incomplete element type) in the pxa SharpSL PM code. Signed-off-by: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c index de8b2403c929..7a1ab73e9e10 100644 --- a/arch/arm/mach-pxa/corgi_pm.c +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -21,7 +21,6 @@ #include <asm/mach-types.h> #include <asm/hardware.h> #include <asm/hardware/scoop.h> -#include <asm/hardwar...
f99c89297cd6995ccad6394c87383941c2570fe9
Analyze and fix the following issue in the Linux kernel code: [ARM] 3232/1: i.MX Frame Buffer undeclared "dev" variable fix
Problem Details: Patch from Pavel Pisa Correction of the code broken by update whole-tree platform devices update. Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 5924cc225c95..1718baaeed2a 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -554,7 +554,7 @@ static int __init imxfb_probe(struct platform_device *pdev) inf = pdev->dev.platform_data; if(!inf) { - dev_err(dev,"No platform_d...
d758a8fa8ce0566947677f7e70bf70c57ad9445c
Analyze and fix the following issue in the Linux kernel code: [ACPI] fix kernel-doc warnings in acpi/scan.c
Problem Details: Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/Documentation/DocBook/kernel-api.tmpl b/Documentation/DocBook/kernel-api.tmpl index 767433bdbc40..3c47a3f0dc55 100644 --- a/Documentation/DocBook/kernel-api.tmpl +++ b/Documentation/DocBook/kernel-api.tmpl @@ -369,6 +369,7 @@ X!Edrivers/acpi/motherboard.c X!Edrivers/acpi/bus.c --> !Edrivers/acpi...
876c184b31dc73cc3f38c5b86dee55d091a56769
Analyze and fix the following issue in the Linux kernel code: [ACPI] Disable C2/C3 for _all_ IBM R40e Laptops
Problem Details: This adds all known BIOS versions of IBM R40e Laptops to the C2/C3 processor state blacklist and thus prevents them from crashing. workaround for http://bugzilla.kernel.org/show_bug.cgi?id=3549 Signed-off-by: Thomas Rosner <kernel-bugs@digital-trauma.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Si...
```diff diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 807b0df308f1..552420e1f890 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -95,22 +95,57 @@ static int set_max_cstate(struct dmi_system_id *id) } static struct dmi_system_id __initdata processo...
35f652b5ef4ef145ac5514f6302b3f4cebfbbad4
Analyze and fix the following issue in the Linux kernel code: [ACPI] fix acpi_cpufreq.c build warrning
Problem Details: Signed-off-by: Benoit Boissinot <benoit.boissinot@ens-lyon.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c index 31ce890865d5..8a5e159d8185 100644 --- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -306,10 +306,6 @@ acpi_cpufreq_cpu_init ( struct cpufreq_acpi_io...
3963f00831bc01f509c7dc38d050505fca64f67d
Analyze and fix the following issue in the Linux kernel code: [ACPI] acpi_memhotplug.c build fix
Problem Details: drivers/acpi/acpi_memhotplug.c: In function `acpi_memory_get_device_resources': drivers/acpi/acpi_memhotplug.c:101: error: structure has no member named `attribute' drivers/acpi/acpi_memhotplug.c:103: error: structure has no member named `attribute' drivers/acpi/acpi_memhotplug.c: In function `acpi_mem...
```diff diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index b12946ccd135..d882bf87fa96 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -71,8 +71,8 @@ static struct acpi_driver acpi_memory_device_driver = { struct acpi_memory_device { acpi_handle hand...
0aec63e67c69545ca757a73a66f5dcf05fa484bf
Analyze and fix the following issue in the Linux kernel code: [PATCH] Fix posix-cpu-timers sched_time accumulation
Problem Details: I've spent the past 3 days digging into a glibc testsuite failure in current CVS, specifically libc/rt/tst-cputimer1.c The thr1 and thr2 timers fire too early in the second pass of this test. The second pass is noteworthy because it makes use of intervals, whereas the first pass does not. All through...
```diff diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c index cae4f5728997..4c68edff900b 100644 --- a/kernel/posix-cpu-timers.c +++ b/kernel/posix-cpu-timers.c @@ -238,18 +238,7 @@ static int cpu_clock_sample_group_locked(unsigned int clock_idx, while ((t = next_thread(t)) != p) { cpu->sched +...
b4ca1a3f8ca24033d7b7ef595faef97d9f8b2326
Analyze and fix the following issue in the Linux kernel code: IB/uverbs: Fix reference counting on error paths
Problem Details: If an operation fails after incrementing an object's reference count, then it should decrement the reference count on the error path. Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il> Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
```diff diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index a57d021d435a..6985a57fa6ae 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -489,6 +489,7 @@ err_idr: err_unreg: ib_dereg_mr(mr); + atomic_dec(&pd->usecnt); err_u...
221fc10ec89834329e5613e3cab4569ba22da410
Analyze and fix the following issue in the Linux kernel code: [PATCH] fs/ufs: debug mode compilation failure
Problem Details: This patch should fix compilation failure of fs/ufs/dir.c with defined UFS_DIR_DEBUG Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c index d0915fba155a..7c10c68902ae 100644 --- a/fs/ufs/dir.c +++ b/fs/ufs/dir.c @@ -491,7 +491,7 @@ int ufs_delete_entry (struct inode * inode, struct ufs_dir_entry * dir, UFSD(("ino %u, reclen %u, namlen %u, name %s\n", fs32_to_cpu(sb, de->d_ino), - fs16to_cpu(sb...
76ab608d86cf1ef5c5c46819b5733eb9f9f964f8
Analyze and fix the following issue in the Linux kernel code: [NET]: Endian-annotate struct iphdr
Problem Details: And fix trivial warnings that emerged. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/include/linux/ip.h b/include/linux/ip.h index 9e2eb9a602eb..4b55cf1df732 100644 --- a/include/linux/ip.h +++ b/include/linux/ip.h @@ -90,14 +90,14 @@ struct iphdr { #error "Please fix <asm/byteorder.h>" #endif __u8 tos; - __u16 tot_len; - __u16 id; - __u16 frag_off; + __be16 tot_len; + __be16 i...
5f8ac64b15172c7ced7d7990eb28342092bc751b
Analyze and fix the following issue in the Linux kernel code: [LSM-IPSec]: Corrections to LSM-IPSec Nethooks
Problem Details: This patch contains two corrections to the LSM-IPsec Nethooks patches previously applied. (1) free a security context on a failed insert via xfrm_user interface in xfrm_add_policy. Memory leak. (2) change the authorization of the allocation of a security context in a xfrm_policy or xfrm_state fro...
```diff diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 92e2b804c606..ac87a09ba83e 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -802,6 +802,7 @@ static int xfrm_add_policy(struct sk_buff *skb, struct nlmsghdr *nlh, void **xfr excl = nlh->nlmsg_type == XFRM_MSG_NEWPOLICY; err = xfrm...
ee02b3a613a692a40e0f48a25d9d60cc751ebbe5
Analyze and fix the following issue in the Linux kernel code: [BRIDGE] netfilter: vlan + hw checksum = bug?
Problem Details: It looks like the bridge netfilter code does not correctly update the hardware checksum after popping off the VLAN header. This is by inspection, I have *not* tested this. To test you would need to set up a filtering bridge with vlans and a device the does hardware receive checksum (skge, or sungem) ...
```diff diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index 223f8270daee..7cac3fb9f809 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -394,8 +394,9 @@ inhdr_error: * target in particular. Save the original destination IP * address to be able to detect DNAT afterwards...
a20a8554796bc4e28879beabd0db4bf3ce77b686
Analyze and fix the following issue in the Linux kernel code: [X25]: Fix for broken x25 module.
Problem Details: When a user-space server application calls bind on a socket, then in kernel space this bound socket is considered 'x25-linked' and the SOCK_ZAPPED flag is unset.(As in x25_bind()/af_x25.c). Now when a user-space client application attempts to connect to the server on the listening socket, if the kerne...
```diff diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index 16459c7f54b2..bfabaf9cba87 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -540,12 +540,7 @@ static struct sock *x25_make_new(struct sock *osk) sk->sk_state = TCP_ESTABLISHED; sk->sk_sleep = osk->sk_sleep; sk->sk_backlog_rcv = osk-...
5ceb74557c71465cf8f6fda050aac00e53f9ad3d
Analyze and fix the following issue in the Linux kernel code: IB/mthca: multiple fixes for multicast group handling
Problem Details: Multicast group management fixes: . Fix leak of mailbox memory in error handling on multicast group operations. . Free AMGM indices at detach and in attach error handling. . Fix amount to shift for aligning next_gid_index in mailbox: it starts at bit 6, not bit 5. . Allocate AMGM index after end of M...
```diff diff --git a/drivers/infiniband/hw/mthca/mthca_mcg.c b/drivers/infiniband/hw/mthca/mthca_mcg.c index 2fc449da418d..77bc6c746f43 100644 --- a/drivers/infiniband/hw/mthca/mthca_mcg.c +++ b/drivers/infiniband/hw/mthca/mthca_mcg.c @@ -111,7 +111,8 @@ static int find_mgm(struct mthca_dev *dev, goto out; if (s...
4bad4dc919573dbe9a5b41dd9edff279e99822d7
Analyze and fix the following issue in the Linux kernel code: [NET]: Change sk_run_filter()'s return type in net/core/filter.c
Problem Details: It should return an unsigned value, and fix sk_filter() as well. Signed-off-by: Kris Katterjohn <kjak@ispwest.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/include/linux/filter.h b/include/linux/filter.h index 3ba843c46382..c6cb8f095088 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -143,7 +143,7 @@ static inline unsigned int sk_filter_len(struct sk_filter *fp) struct sk_buff; struct sock; -extern int sk_run_filter(struct sk_b...
0d3b525fff40475e58dab9176740d2efc5f37838
Analyze and fix the following issue in the Linux kernel code: IB/mthca: fix for RTR-to-RTS transition in modify QP
Problem Details: PKEY_INDEX is not a legal parameter in the RTR->RTS transition. Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
```diff diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 623f5144eae2..ff2def3e9dd1 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -383,12 +383,10 @@ static const struct { [UC] = (IB_QP_CUR_STATE | ...
0364ffc3e8c441d4185e3eb41ecc61dbb09614e4
Analyze and fix the following issue in the Linux kernel code: IB/mthca: fix for SQEr-to-RTS transition in modify QP
Problem Details: Fixes to SQEr->RTS transition in modify_qp: 1. The flag IB_QP_ACCESS_FLAGS is optional for UC qps 2. The SQEr state is not supported for RC qps Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
```diff diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index fd60cf3a5ba3..623f5144eae2 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -476,9 +476,8 @@ static const struct { .opt_param = { [UD] = (IB_QP_CUR_STAT...
5b3bc7a68171138d52b1b62012c37ac888895460
Analyze and fix the following issue in the Linux kernel code: IB/mthca: max_inline_data handling tweaks
Problem Details: Fix a case where copying max_inline_data from a successful create_qp capabilities output to create_qp input could cause EINVAL error: mthca_set_qp_size must check max_inline_data directly against max_desc_sz; checking qp->sq.max_gs is wrong since max_inline_data depends on the qp type and does not inv...
```diff diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index ea45fa400fab..fd60cf3a5ba3 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -890,18 +890,13 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, in...
37193147991a53b2e9f573d0ec47f63a2d4de8dc
Analyze and fix the following issue in the Linux kernel code: kconfig: fix gconfig with POSIXLY_CORRECT=1
Problem Details: This patch fixed "make gconfig" with POSIXLY_CORRECT=1 set. This issue was reported by Jens Elkner <elkner@linofee.org> in kernel Bugzilla #2919. Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
```diff diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 3d7f1ac9e00c..5760e057ecba 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -133,8 +133,8 @@ HOSTCFLAGS_zconf.tab.o := -I$(src) HOSTLOADLIBES_qconf = $(KC_QT_LIBS) -ldl HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS) -D LKC_D...
367cb704212cd0c9273ba2b1e62523139210563b
Analyze and fix the following issue in the Linux kernel code: kbuild: un-stringnify KBUILD_MODNAME
Problem Details: Now when kbuild passes KBUILD_MODNAME with "" do not __stringify it when used. Remove __stringnify for all users. This also fixes the output of: $ ls -l /sys/module/ drwxr-xr-x 4 root root 0 2006-01-05 14:24 pcmcia drwxr-xr-x 4 root root 0 2006-01-05 14:24 pcmcia_core drwxr-xr-x 3 root root 0 2006-01-...
```diff diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c index b996fb59b7e4..1d69bf031fb9 100644 --- a/drivers/media/dvb/cinergyT2/cinergyT2.c +++ b/drivers/media/dvb/cinergyT2/cinergyT2.c @@ -60,7 +60,7 @@ MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); #...
26c78e156b1d1b2387ec33b5f2fb62d6e0a186a3
Analyze and fix the following issue in the Linux kernel code: NFSv4: Fix an Oops in nfs_do_expire_all_delegations
Problem Details: If the loop errors, we need to exit. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 66cc720e3927..c6f07c1c71e6 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -236,7 +236,6 @@ int nfs_do_expire_all_delegations(void *ptr) struct nfs4_client *clp = ptr; struct nfs_delegation *delegation; struct inode *inode; - int e...
0065db328533c390fbfb0fe0c46bcf9a278fb99e
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Clean up xprt_destroy()
Problem Details: We ought never to be calling xprt_destroy() if there are still active rpc_tasks. Optimise away the broken code that attempts to "fix" that case. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 8bc0d5acf0da..8ff2c8acb223 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -534,10 +534,6 @@ void xprt_connect(struct rpc_task *task) dprintk("RPC: %4d xprt_connect xprt %p %s connected\n", task->tk_pid, xprt, (xprt_connected(xprt) ? "is" ...
03c21733938aad0758f5f88e1cc7ede69fc3c910
Analyze and fix the following issue in the Linux kernel code: NFSv3: try get_root user-supplied security_flavor
Problem Details: Thanks to Ed Keizer for bug and root cause. He says: "... we could only mount the top-level Solaris share. We could not mount deeper into the tree. Investigation showed that Solaris allows UNIX authenticated FSINFO only on the top level of the share. This is a problem because we share/export our ho...
```diff diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c index c172a7584646..ed67567f0556 100644 --- a/fs/nfs/nfs3proc.c +++ b/fs/nfs/nfs3proc.c @@ -68,26 +68,38 @@ nfs3_async_handle_jukebox(struct rpc_task *task) return 1; } -/* - * Bare-bones access to getattr: this is for nfs_read_super. - */ static int -nfs...
a659753ecc66945e9c69823fcbbe222b446c66d7
Analyze and fix the following issue in the Linux kernel code: NLM: fix parsing of sm notify procedure
Problem Details: The procedure that decodes statd sm_notify call seems to be skipping a few arguments. How did this ever work? >From folks at Polyserve. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c index ae4d6b426c62..fdcf105a5303 100644 --- a/fs/lockd/xdr4.c +++ b/fs/lockd/xdr4.c @@ -354,7 +354,9 @@ nlm4svc_decode_reboot(struct svc_rqst *rqstp, u32 *p, struct nlm_reboot *argp) return 0; argp->state = ntohl(*p++); /* Preserve the address in network byt...
64a318ee2af9000df482d7a125c3b3e1f1007404
Analyze and fix the following issue in the Linux kernel code: NLM: Further cancel fixes
Problem Details: If the server receives an NLM cancel call and finds no waiting lock to cancel, then chances are the lock has already been applied, and the client just hadn't yet processed the NLM granted callback before it sent the cancel. The Open Group text, for example, perimts a server to return either succes...
```diff diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c index b56d439bad82..9cfced65d4a2 100644 --- a/fs/lockd/svclock.c +++ b/fs/lockd/svclock.c @@ -227,25 +227,27 @@ failed: * It is the caller's responsibility to check whether the file * can be closed hereafter. */ -static void +static int nlmsvc_delete_b...
969b7f2522c90dfed5d0d2553a91522bda2c3bf3
Analyze and fix the following issue in the Linux kernel code: SUNRPC: Fix a potential race in rpc_pipefs.
Problem Details: Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 16a2458f38f7..24cc23af9b95 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -70,8 +70,11 @@ rpc_timeout_upcall_queue(void *data) struct inode *inode = &rpci->vfs_inode; down(&inode->i_sem); + if (rpci->ops == NULL) + goto o...
6b59a75460eb9527145d7bd55068e5d32bee8a44
Analyze and fix the following issue in the Linux kernel code: NFS: Fix error recovery code in fs/nfs/inode.c:__init_nfs()
Problem Details: Red Hat found a problem in the error recovery logic in __init_nfs. Signed-off-by: Chuck Lever <cel@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
```diff diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 740d3cd40246..da58207b366b 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -2152,11 +2152,11 @@ out: #ifdef CONFIG_PROC_FS rpc_proc_unregister("nfs"); #endif - nfs_destroy_writepagecache(); #ifdef CONFIG_NFS_DIRECTIO -out0: nfs_destroy_directcache();...
e761692381f294ea079d2e869fcd7c0afc79e394
Analyze and fix the following issue in the Linux kernel code: NFSv4: Make nfs4_state track O_RDWR, O_RDONLY and O_WRONLY separately
Problem Details: A closer reading of RFC3530 reveals that OPEN_DOWNGRADE must always specify a access modes that have been the argument of a previous OPEN operation. IOW: doing OPEN(O_RDWR) and then OPEN_DOWNGRADE(O_WRONLY) is forbidden unless the user called OPEN(O_WRONLY) In order to fix that, we really need to...
```diff diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index b7f262dcb6e3..4ad5981f9375 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -182,8 +182,9 @@ struct nfs4_state { nfs4_stateid stateid; - unsigned int nreaders; - unsigned int nwriters; + unsigned int n_rdonly; + unsigned int n_wronly; + unsigne...
117a93db1dcd6ed61336b27e4e2938f791c1841b
Analyze and fix the following issue in the Linux kernel code: kbuild: Use git in scripts/setlocalversion
Problem Details: Currently scripts/setlocalversion is a Perl script that tries to figure out the current git commit ID of a repo without using git. It also imports Digest::MD5 without using it and generally is too big for the small task it does. :] And it always reports a git ID, even when the HEAD is tagged -- this ...
```diff diff --git a/scripts/setlocalversion b/scripts/setlocalversion index 7c805c8fccd2..f54dac88cfd1 100644 --- a/scripts/setlocalversion +++ b/scripts/setlocalversion @@ -1,56 +1,22 @@ -#!/usr/bin/perl -# Copyright 2004 - Ryan Anderson <ryan@michonline.com> GPL v2 +#!/bin/sh +# Print additional version information...
6961ece46c7d02de1bb83914900608e39633787d
Analyze and fix the following issue in the Linux kernel code: [PATCH] md-export-rdev-data_offset-via-sysfs-fix
Problem Details: drivers/md/md.c: In function `offset_show': drivers/md/md.c:1670: warning: long long unsigned int format, different type arg (arg 3) Cc: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 742a82a4d10b..27db100d8b12 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1667,7 +1667,7 @@ __ATTR(slot, 0644, slot_show, slot_store); static ssize_t offset_show(mdk_rdev_t *rdev, char *page) { - return sprintf(page, "%llu\n", rdev->data_offset); +...
03c902e17f40cfed63cd2494616f35fc9c58571b
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: fix rdev->pending counts in raid1
Problem Details: When we do a user-requested check/repair, we lose count of the outstanding requests... Also make sure that when anything is written to md/sync_action, the RECOVERY_NEEDED flag is set and the thread is woken up so any changes take effect. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 241d514343ce..0b3081aa4d63 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1826,13 +1826,10 @@ action_store(mddev_t *mddev, const char *page, size_t len) mddev->sync_thread = NULL; mddev->recovery = 0; } - return len; - } - - if (test_bit(M...
f188593ee7af8c71755d2df269a7a5f62c4b695e
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: fix typo in comment
Problem Details: Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index fb952000fae2..8e6f6dfddb2b 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -712,7 +712,7 @@ static void allow_barrier(conf_t *conf) static void freeze_array(conf_t *conf) { /* stop syncio and normal IO and wait for everything to - *...
1345b1d8adbdeceb1c871d9a4af5e2a700b341c6
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: define and use safe_put_page for md
Problem Details: md sometimes call put_page on NULL pointers (treating it like kfree). This is not safe, so define and use a 'safe_put_page' which checks for NULL. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index abe415f0c039..ee4a3424a8a3 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -626,8 +626,7 @@ static void bitmap_file_unmap(struct bitmap *bitmap) kfree(map); kfree(attr); - if (sb_page) - put_page(sb_page); + safe_put_page(sb_page)...
097426f689f179747f3cd6b4749eb2a6b605702d
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: fix possible problem in raid1/raid10 error overwriting
Problem Details: The code to overwrite/reread for addressing read errors in raid1/raid10 currently assumes that the read will not alter the buffer which could be used to write to the next device. This is not a safe assumption to make. So we split the loops into a overwrite loop and a separate re-read loop, so that th...
```diff diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 6e0f59ed3d80..39c10a65683d 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1253,6 +1253,7 @@ static void sync_request_write(mddev_t *mddev, r1bio_t *r1_bio) } while (!success && d != r1_bio->read_disk); if (success) { + int sta...
fccddba060f2b4916a30aa27acc3d03b01bb981e
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: tidy up raid5/6 hash table code
Problem Details: - replace open-coded hash chain with hlist macros - Fix hash-table size at one page - it is already quite generous, so there will never be a need to use multiple pages, so no need for __get_free_pages No functional change. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akp...
```diff diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 9fc50487e2ed..6e4db95cebb1 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -35,12 +35,10 @@ #define STRIPE_SHIFT (PAGE_SHIFT - 9) #define STRIPE_SECTORS (STRIPE_SIZE>>9) #define IO_THRESHOLD 1 -#define HASH_PAGES 1 -#define HASH_PAGES...
9910f16af35419a5382fa7850eecc220103036fa
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: fix up some rdev rcu locking in raid5/6
Problem Details: There is this "FIXME" comment with a typo in it!! that been annoying me for days, so I just had to remove it. conf->disks[i].rdev should only be accessed if - we know we hold a reference or - the mddev->reconfig_sem is down or - we have a rcu_readlock handle_stripe was referencing rdev in thre...
```diff diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 0d016a844ec6..0222ba1a6d35 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -961,11 +961,11 @@ static void handle_stripe(struct stripe_head *sh) syncing = test_bit(STRIPE_SYNCING, &sh->state); /* Now to look around and see what can be don...
ca65b73bd9c301d243df93780f7b26579e6c9204
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: fix raid6 resync check/repair code
Problem Details: raid6 currently does not check the P/Q syndromes when doing a resync, it just calculates the correct value and writes it. Doing the check can reduce writes (often to 0) for a resync, and it is needed to properly implement the echo check > sync_action operation. This patch implements the appropria...
```diff diff --git a/drivers/md/raid6main.c b/drivers/md/raid6main.c index 304455d236f9..52e8796bb8ac 100644 --- a/drivers/md/raid6main.c +++ b/drivers/md/raid6main.c @@ -805,7 +805,7 @@ static void compute_parity(struct stripe_head *sh, int method) } /* Compute one missing block */ -static void compute_block_1(str...
14f8d26b8ea3413b28f2cac208c9a93600fe3a80
Analyze and fix the following issue in the Linux kernel code: [PATCH] md: small cleanups for raid5
Problem Details: Resync code: A test that isn't needed, a 'compute_block' that makes more sense elsewhere (And then doesn't need a test), a couple of BUG_ONs to confirm the change makes sense. Printks: A few were missing KERN_* Also fix a typo in a comment.. Signed-off-by: Neil Brown <neilb@suse.de> Sign...
```diff diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index fafc4bc045f7..334ff7a07283 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -417,7 +417,7 @@ static int raid5_end_read_request(struct bio * bi, unsigned int bytes_done, set_bit(R5_UPTODATE, &sh->dev[i].flags); #endif if (test_bit(R5_Re...
ac81b2ee45eb811fdb0aa1cfb71d468d944d00ce
Analyze and fix the following issue in the Linux kernel code: [PATCH] make dm-mirror not issue invalid resync requests
Problem Details: I've been attempting to set up a (Host)RAID mirror with dm_mirror on 2.6.14.3, and I've been having a strange little problem. The configuration in question is a set of 9GB SCSI disks that have 17942584 sectors. I set up the dm_mirror table as such: 0 17942528 mirror core 2 2048 nosync 2 8:48 0 8:64 ...
```diff diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c index a76349cb10a5..efe4adf78530 100644 --- a/drivers/md/dm-log.c +++ b/drivers/md/dm-log.c @@ -573,7 +573,7 @@ static int core_get_resync_work(struct dirty_log *log, region_t *region) lc->sync_search); lc->sync_search = *region + 1; - if (...
93fbf1a5de8afde08988dda3735669099dee84d0
Analyze and fix the following issue in the Linux kernel code: [PATCH] Keep nfsd from exiting when seeing recv() errors
Problem Details: I submitted this one previously - svc_tcp_recvfrom currently returns any errors to the caller, including ECONNRESET and the like. This is something svc_recv isn't able to deal with: len = svsk->sk_recvfrom(rqstp); [...] if (len == 0 || len == -EAGAIN) { [...] return -EAGAIN; } [...] return...
```diff diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index d68eba481291..e67613e4eb18 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -1026,7 +1026,7 @@ svc_tcp_recvfrom(struct svc_rqst *rqstp) } else { printk(KERN_NOTICE "%s: recvfrom returned errno %d\n", svsk->sk_server->sv_nam...
6fe2e70bbed3995d930f39452fb6ce3be7dc47dc
Analyze and fix the following issue in the Linux kernel code: [PATCH] kernel/module.c: removed dead code
Problem Details: This patch fixes an issue reported by Coverity in kernel/module.c Error reported: Cannot reach this line of code "else return ptr;" Patch description: This is the error path, so 'err' will be negative, the else case is not required, this patch removes it. Signed-off-by: Jayachandran C. <c.jayach...
```diff diff --git a/kernel/module.c b/kernel/module.c index 2ea929d51ad0..4b06bbad49c2 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1854,8 +1854,7 @@ static struct module *load_module(void __user *umod, kfree(args); free_hdr: vfree(hdr); - if (err < 0) return ERR_PTR(err); - else return ptr; + return E...
066bb8d03b6e52e4844d37145573d6a2bedaa339
Analyze and fix the following issue in the Linux kernel code: [PATCH] fix remaining list_for_each_safe_rcu in -mm (take 2)
Problem Details: I missed a use of list_for_each_rcu_safe() in -mm tree. Here is an updated patch to fix it. This time tested on a machine that actually uses IPMI... (Thanks to Serge Hallyn for spotting this.) Signed-off-by: "Paul E. McKenney" <paulmck@us.ibm.com> Cc: Corey Minyard <minyard@acm.org> Cc: Matt Domsch ...
```diff diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 1f56b4cf0f58..561430ed94af 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -787,7 +787,6 @@ int ipmi_destroy_user(ipmi_user_t user) int i; unsigned long ...
6a85081d1c3ab7935c3ade8f4b2700a860d6fb2e
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: include fixes
Problem Details: Small cleanup of includes meant for older implementation. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/net/plip.c b/drivers/net/plip.c index 1bd22cd40c75..87ee3271b17d 100644 --- a/drivers/net/plip.c +++ b/drivers/net/plip.c @@ -98,7 +98,6 @@ static const char version[] = "NET3 PLIP version 2.4-parport gniibe@mri.co.jp\n" #include <linux/in.h> #include <linux/errno.h> #include <linux/dela...
6a19b41b35bf45fc27a46dccf26005b3f44c1aa1
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: Kconfig dependency fixes
Problem Details: Make drivers that use directly PC parport HW depend on PARPORT_PC rather than HW independent PARPORT. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig index c4b9d2adfc08..139cbba76180 100644 --- a/drivers/block/Kconfig +++ b/drivers/block/Kconfig @@ -117,7 +117,7 @@ config BLK_DEV_XD config PARIDE tristate "Parallel port IDE device support" - depends on PARPORT + depends on PARPORT_PC ---help--...
110bee75d2e03d3b4bcc74743dee5a21fe7b43bd
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: DEBUG_PARPORT build fix
Problem Details: Add missing "struct" keyword preventing compilation with DEBUG_PARPORT defined. Also add some "const". Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/include/linux/parport_pc.h b/include/linux/parport_pc.h index c6f762470879..7e62b3429cdd 100644 --- a/include/linux/parport_pc.h +++ b/include/linux/parport_pc.h @@ -85,7 +85,7 @@ extern __inline__ void dump_parport_state (char *str, struct parport *p) unsigned char ecr = inb (ECONTROL (p)); un...
7c9cc3be1094b267a2da2e0016cbd6ced663da6d
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: parport_daisy_select return value fix
Problem Details: parport_daisy_select returned wrong status that is read at wrong time during daisy command execution. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c index 37dc17933518..9109a40fc8c0 100644 --- a/drivers/parport/daisy.c +++ b/drivers/parport/daisy.c @@ -344,9 +344,9 @@ static int cpp_daisy (struct parport *port, int cmd) PARPORT_CONTROL_STROBE, PARPORT_CONTROL_STROBE); udela...
c29a75ed0d94fae64b59345ea96e52424ae9c6a2
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: daisy chain device id reading fix
Problem Details: Device ID reading from daisy chain devices failed because the daisy device could not be opened. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c index 6915114b9536..37dc17933518 100644 --- a/drivers/parport/daisy.c +++ b/drivers/parport/daisy.c @@ -252,7 +252,7 @@ struct pardevice *parport_open (int devnum, const char *name, selected = port->daisy; parport_release (dev); - if (selec...
310c8c324f988625a2880deab67607bf4e5aeb8a
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: daisy chain end detection fix
Problem Details: Daisy chain end detection failed at least with older daisy chain devices that do not implement the last device signal. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c index 075c7eb5c85d..6915114b9536 100644 --- a/drivers/parport/daisy.c +++ b/drivers/parport/daisy.c @@ -436,7 +436,7 @@ static int select_port (struct parport *port) static int assign_addrs (struct parport *port) { - unsigned char s, last_dev; +...
742ec650e9b63ea61891455bb6f76bac37025c78
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: phase fixes
Problem Details: Did not move the parport interface properly into IEEE1284_PH_REV_IDLE phase at end of data due to comparing bytes with nibbles. Internal phase IEEE1284_PH_HBUSY_DNA became unused, so remove it. Signed-off-by: Marko Kohtala <marko.kohtala@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-...
```diff diff --git a/drivers/media/video/cpia_pp.c b/drivers/media/video/cpia_pp.c index ddf184f95d80..6861d408f1b3 100644 --- a/drivers/media/video/cpia_pp.c +++ b/drivers/media/video/cpia_pp.c @@ -170,16 +170,9 @@ static size_t cpia_read_nibble (struct parport *port, /* Does the error line indicate end of data? */...
c660629059abbbd0eb56e12f9bb4494f01800bbc
Analyze and fix the following issue in the Linux kernel code: [PATCH] parport: buffer overflow fix
Problem Details: Fix potential buffer overflow in case the device ID did not end in semicolon. Also might fail to negotiate back to IEEE1284_MODE_COMPAT in case of failure. parport_device_id did not return what Documentation/parport-lowlevel.txt said, so I changed it to match it. Determining device ID length is overly...
```diff diff --git a/drivers/parport/probe.c b/drivers/parport/probe.c index 4b48b31ec235..5c29e8222211 100644 --- a/drivers/parport/probe.c +++ b/drivers/parport/probe.c @@ -128,8 +128,131 @@ static void parse_data(struct parport *port, int device, char *str) kfree(txt); } +/* Read up to count-1 bytes of device i...
2e1973a3cd0b9fe31469be62df3583bdc5a34f51
Analyze and fix the following issue in the Linux kernel code: [PATCH] I2O: Beautifying
Problem Details: Fix some typos and minor code beautifying. Signed-off-by: Markus Lidel <Markus.Lidel@shadowconnect.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/message/i2o/bus-osm.c b/drivers/message/i2o/bus-osm.c index ce039d322fd0..ac06f10c54ec 100644 --- a/drivers/message/i2o/bus-osm.c +++ b/drivers/message/i2o/bus-osm.c @@ -17,7 +17,7 @@ #include <linux/i2o.h> #define OSM_NAME "bus-osm" -#define OSM_VERSION "$Rev$" +#define OSM_VERSION "1....
dcceafe25a5f47cf69e5b46b4da6f15186ec8386
Analyze and fix the following issue in the Linux kernel code: [PATCH] I2O: Bugfixes
Problem Details: - Removed some kmalloc's with __GFP_ZERO and replace it with memset() because it didn't work properly. - Fixed returned message frame in i2o_cfg_passthru() which caused raidutils to display wrong error message in case a disk was missing. - Fixed size of printk() in i2o_scsi.c. - Fixed get_device...
```diff diff --git a/drivers/message/i2o/driver.c b/drivers/message/i2o/driver.c index 25292b36e2d9..9c631c873dc6 100644 --- a/drivers/message/i2o/driver.c +++ b/drivers/message/i2o/driver.c @@ -217,14 +217,15 @@ int i2o_driver_dispatch(struct i2o_controller *c, u32 m) /* cut of header from message size (in 32-bit w...
793fd15d9fafe5b1c71e50d3c041f1463895dbde
Analyze and fix the following issue in the Linux kernel code: [PATCH] I2O: SPARC fixes
Problem Details: Fix lot of BE <-> LE bugs which prevent it from working on SPARC. Signed-off-by: Markus Lidel <Markus.Lidel@shadowconnect.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/drivers/message/i2o/Kconfig b/drivers/message/i2o/Kconfig index 43a942a29c2e..fef677103880 100644 --- a/drivers/message/i2o/Kconfig +++ b/drivers/message/i2o/Kconfig @@ -24,6 +24,18 @@ config I2O If unsure, say N. +config I2O_LCT_NOTIFY_ON_CHANGES + bool "Enable LCT notification" + depends ...
9bbc8346fb21fad3f678220b067450e436e45dbf
Analyze and fix the following issue in the Linux kernel code: [PATCH] s390: fix invalid return code in sclp_cpi
Problem Details: When the sclp_cpi module is loaded on a system which does not support the required SCLP call (e.g. on z/VM), ENOSUPP is returned to user space. The correct return value is EOPNOTSUPP. Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@d...
```diff diff --git a/drivers/s390/char/sclp_cpi.c b/drivers/s390/char/sclp_cpi.c index 5a6cef2dfa13..80f7f31310e6 100644 --- a/drivers/s390/char/sclp_cpi.c +++ b/drivers/s390/char/sclp_cpi.c @@ -204,7 +204,7 @@ cpi_module_init(void) printk(KERN_WARNING "cpi: no control program identification " "support\n")...
3b793060e768197d525e892fd1f84dbc8767cada
Analyze and fix the following issue in the Linux kernel code: [PATCH] s390: Fix missing release function and cosmetic changes
Problem Details: - Use kzalloc() in blacklist.c. - Kill unwanted casts in blacklist.c. - Provide release function for struct channel_subsystem. Signed-off-by: Cornelia Huck <huckc@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <tor...
```diff diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c index 2d444cb2fdf7..daf21e03b21d 100644 --- a/drivers/s390/cio/blacklist.c +++ b/drivers/s390/cio/blacklist.c @@ -299,10 +299,9 @@ cio_ignore_proc_seq_start(struct seq_file *s, loff_t *offset) if (*offset >= (__MAX_SUBCHANNEL + 1) * (_...
089545f0c71bab6511395c2a060d7f81a99bad58
Analyze and fix the following issue in the Linux kernel code: [PATCH] s390: cputime_t fixes
Problem Details: There are some more places where the use of cputime_t instead of an integer type and the associated macros is necessary for the virtual cputime accounting on s390. Affected are the s390 specific appldata code and BSD process accounting. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signe...
```diff diff --git a/arch/s390/appldata/appldata_os.c b/arch/s390/appldata/appldata_os.c index e0a476bf4fd6..99ddd3bf2fba 100644 --- a/arch/s390/appldata/appldata_os.c +++ b/arch/s390/appldata/appldata_os.c @@ -141,19 +141,19 @@ static void appldata_get_os_data(void *data) j = 0; for_each_online_cpu(i) { os_data...
4e3df37e7fb4e41bec84465ff31949737160ed58
Analyze and fix the following issue in the Linux kernel code: [PATCH] s390: rt_sigreturn fix
Problem Details: Check return code of do_sigaltstack and force a SIGSEGV if it is -EFAULT. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Cedric Le Goater <clg@fr.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index 4ff6808456ea..fa2b3bc22f20 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -467,8 +467,6 @@ asmlinkage long sys32_rt_sigreturn(struct pt_regs *regs) if (err) goto badframe; - /*...
973bd9937569146de0917f54f05b2942f8257912
Analyze and fix the following issue in the Linux kernel code: [PATCH] s390: atomic primitives
Problem Details: Hugh Dickins <hugh@veritas.com> Fix the broken atomic_cmpxchg primitive. Add atomic_sub_and_test, atomic64_sub_return, atomic64_sub_and_test, atomic64_cmpxchg, atomic64_add_unless and atomic64_inc_not_zero. Replace old style atomic_compare_and_swap by atomic_cmpxchg. Shorten the whole header by def...
```diff diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c index 5aa71b05b8ae..f0ed5c642c74 100644 --- a/arch/s390/kernel/machine_kexec.c +++ b/arch/s390/kernel/machine_kexec.c @@ -85,7 +85,7 @@ kexec_halt_all_cpus(void *kernel_image) pfault_fini(); #endif - if (atomic_compare_and_sw...
3a331a511a2fe522034f3958eecf58751be434ac
Analyze and fix the following issue in the Linux kernel code: [PATCH] uml: fix whitespace in mconsole driver
Problem Details: Fix up some bogus spacing in the mconsole driver. Also delete the emacs formatting comment at the end. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index 8b453a7e685c..be610125429f 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c @@ -422,7 +422,7 @@ void mconsole_remove(struct mc_request *req) { struct mc_device *dev; char *ptr = req->reque...
9159c9dfffe1746d58b015ceaa3b7b8e99ee9d5c
Analyze and fix the following issue in the Linux kernel code: [PATCH] uml: Fix flip_buf full handling
Problem Details: When the tty flip_buf is full, it's a good idea to delay the input processing for a jiffy, rather than just scheduling the tasklet immediately. Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-of...
```diff diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 1bb920c0d77a..36df55ad64c2 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -629,7 +629,7 @@ void chan_interrupt(struct list_head *chans, struct work_struct *task, do { if((tty != NULL) && (tt...
9b791d4766c19ac014a7b81a551efe4a7511e12a
Analyze and fix the following issue in the Linux kernel code: [PATCH] m32r: Fix M32104 cache flushing routines
Problem Details: This patch fixes cache memory parameter setting for the M32104 target. So far, its performance seemed to have been degraded due to incorrect cache parameter setting. * arch/m32r/boot/setup.S: Set SFR(Special Fuction Registers) region to be non-cachable explicitly. * arch/m32r/mm/cache.c: Fix ...
```diff diff --git a/arch/m32r/boot/setup.S b/arch/m32r/boot/setup.S index 742669fab8a9..398542507d84 100644 --- a/arch/m32r/boot/setup.S +++ b/arch/m32r/boot/setup.S @@ -1,11 +1,10 @@ /* * linux/arch/m32r/boot/setup.S -- A setup code. * - * Copyright (C) 2001, 2002 Hiroyuki Kondo, Hirokazu Takata, - * and Hit...
60c83c77c4a6a399d55e4f9ad156bccdfe51c96b
Analyze and fix the following issue in the Linux kernel code: [PATCH] m32r: trivial fix to remove unused instructions
Problem Details: A trivial fix to remove unused instructions. Signed-off-by: Naoto Sugai <Sugai.Naoto@ak.MitsubishiElectric.co.jp> Signed-off-by: Hirokazu Takata <takata@linux-m32r.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
```diff diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 396c94218cc2..f6d4a5821a2c 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -651,8 +651,6 @@ ENTRY(rie_handler) /* void rie_handler(int error_code) */ SWITCH_TO_KERNEL_STACK SAVE_ALL - mvfc r0, bpc - ld r1, @r0 ...
e5e2fa7857f6bf46605c77d949fa6698b9b0bc28
Analyze and fix the following issue in the Linux kernel code: [PATCH] swsusp: fix enough_free_mem
Problem Details: This patch fixes a problem with the function enough_free_mem() used by swsusp to verify if there is a sufficient number of memory pages available to it to create and save the suspend image. Namely, enough_free_mem() uses nr_free_pages() to obtain the number of free memory pages, which is incorrect, be...
```diff diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index e80d282dbf58..41f66365f0d8 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -428,8 +428,14 @@ void swsusp_free(void) static int enough_free_mem(unsigned int nr_pages) { - pr_debug("swsusp: available memory: %u pages\n"...
76865c3f87e825dda0c458b02f30dd8ae64b7bdc
Analyze and fix the following issue in the Linux kernel code: [PATCH] i386: ioapic virtual wire mode fix
Problem Details: o Currently, during kexec reboot, IOAPIC is re-programmed back to virtual wire mode if there was an i8259 connected to it. This enables getting timer interrupts in second kernel in legacy mode. o After putting into virtual wire mode, IOAPIC delivers the i8259 interrupts to CPU0. This works well ...
```diff diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 22c8675c79f4..7554f8fd874a 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -1722,8 +1722,8 @@ void disable_IO_APIC(void) entry.dest_mode = 0; /* Physical */ entry.delivery_mode = dest_ExtINT; /* ...
bcf0f0d233fc76e7c59c7f731caad555428d0e8d
Analyze and fix the following issue in the Linux kernel code: [PATCH] fix cpu frequency detection in arch/i386/kernel/timers/timer_tsc.c::recalibrate_cpu_khz()
Problem Details: When we re-calibrate the frequency, it is likely that an interrupt (as for example the main system clock) will be triggered by the system. Therefore the calibration may not be accurate. This will also provide a fix to bug #5266. Many thanks to Larry Finger for helping resolving this issue. Signed-o...
```diff diff --git a/arch/i386/kernel/timers/timer_tsc.c b/arch/i386/kernel/timers/timer_tsc.c index d395e3b42485..47675bbbb316 100644 --- a/arch/i386/kernel/timers/timer_tsc.c +++ b/arch/i386/kernel/timers/timer_tsc.c @@ -330,7 +330,9 @@ int recalibrate_cpu_khz(void) unsigned int cpu_khz_old = cpu_khz; if (cpu_h...
3841b0a173cb6fc52163e67c03280543f2412db3
Analyze and fix the following issue in the Linux kernel code: [PATCH] APM Screen Blanking fix
Problem Details: - Fix screen blanking on BIOSes that return APM_NOT_ENGAGED when APM enabled screen blanking is not turned on. The original code only tried to set the state on device 0x100, and then 0x1FF, and I added 0x101 to the mix too. - Clean up logic in apm_console_blank(). - Prevent the error message f...
```diff diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c index d0b488056cc4..2d793d4aef1a 100644 --- a/arch/i386/kernel/apm.c +++ b/arch/i386/kernel/apm.c @@ -1064,22 +1064,23 @@ static int apm_engage_power_management(u_short device, int enable) static int apm_console_blank(int blank) { - int error; - ...
f8af095d3a4c8300b4e63ee2c4bb198b565d9431
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86: change_page_attr() fix
Problem Details: The 'make rodata read-only' patch in -mm exposes a latent bug in the 32-bit change_page_attr() function, which causes certain CPUs (Those with NX basically) to reboot instantly after pages are marked read-only. The same bug got fixed a while back on x86-64, but never got propagated to i386. Stuart Ha...
```diff diff --git a/arch/i386/mm/pageattr.c b/arch/i386/mm/pageattr.c index f600fc244f02..c30a16df6440 100644 --- a/arch/i386/mm/pageattr.c +++ b/arch/i386/mm/pageattr.c @@ -13,6 +13,7 @@ #include <asm/processor.h> #include <asm/tlbflush.h> #include <asm/pgalloc.h> +#include <asm/sections.h> static DEFINE_SPINLO...
c728252c7a072628bd3932ff87943d1e12423359
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86/x86_64: mark rodata section read only: generic x86-64 bugfix
Problem Details: Bug fix required for the .rodata work on x86-64: when change_page_attr() and friends need to break up a 2Mb page into 4Kb pages, it always set the NX bit on the PMD, which causes the cpu to consider the entire 2Mb region to be NX regardless of the actual PTE perms. This is fine in general, with one b...
```diff diff --git a/arch/x86_64/mm/pageattr.c b/arch/x86_64/mm/pageattr.c index b90e8fe9eeb0..35f1f1aab063 100644 --- a/arch/x86_64/mm/pageattr.c +++ b/arch/x86_64/mm/pageattr.c @@ -128,6 +128,7 @@ __change_page_attr(unsigned long address, unsigned long pfn, pgprot_t prot, pte_t *kpte; struct page *kpte_page; u...
2684927c6b938ec7a679891e0ec1fa0709c521bd
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86: Deprecate useless bug
Problem Details: Remove the "temporary debugging check" which has managed to live for quite some time, and is clearly unneeded. The mm can never be live at this point, so clearly checking the LDT in the mm->context is redundant as well. Signed-off-by: Zachary Amsden <zach@vmware.com> Cc: "Seth, Rohit" <rohit.seth@int...
```diff diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c index 6081a10d3416..45e7f0ac4b04 100644 --- a/arch/i386/kernel/process.c +++ b/arch/i386/kernel/process.c @@ -402,17 +402,7 @@ void flush_thread(void) void release_thread(struct task_struct *dead_task) { - if (dead_task->mm) { - // tempor...
eb05c3249a8e8a675e79d221f4a0874dc10ec903
Analyze and fix the following issue in the Linux kernel code: [PATCH] i386: fix bound check IDT gate
Problem Details: Other than apparently commonly assumed, the bound instruction does not require the corresponding IDT entry to have DPL 3. Acked-by: "Seth, Rohit" <rohit.seth@intel.com> Acked-by: Zachary Amsden <zach@vmware.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl....
```diff diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c index f0c4060bd4d5..53ad954e3ba4 100644 --- a/arch/i386/kernel/traps.c +++ b/arch/i386/kernel/traps.c @@ -1078,9 +1078,9 @@ void __init trap_init(void) set_trap_gate(0,&divide_error); set_intr_gate(1,&debug); set_intr_gate(2,&nmi); - set_sys...
7c4cb60e5b97677424e95baee9c29df54b26e6ba
Analyze and fix the following issue in the Linux kernel code: [PATCH] x86: GDT alignment fix
Problem Details: Make GDT page aligned and page padded to support running inside of a hypervisor. This prevents false sharing of the GDT page with other hot data, which is not allowed in Xen, and causes performance problems in VMware. Rather than go back to the old method of statically allocating the GDT (which waste...
```diff diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c index 1e60acbed3c1..6c8e483ce9e4 100644 --- a/arch/i386/kernel/apm.c +++ b/arch/i386/kernel/apm.c @@ -2317,6 +2317,8 @@ static int __init apm_init(void) for (i = 0; i < NR_CPUS; i++) { struct desc_struct *gdt = get_cpu_gdt_table(i); + if (!g...