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2ea40dec26da89702dface74365cd16cea9ded6c
Analyze and fix the following issue in the Linux kernel code: sh: mach-sh03: Fix up pata_platform build breakage.
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/boards/mach-sh03/setup.c b/arch/sh/boards/mach-sh03/setup.c index 42550bb5505d..74cfb4b8b03d 100644 --- a/arch/sh/boards/mach-sh03/setup.c +++ b/arch/sh/boards/mach-sh03/setup.c @@ -29,7 +29,22 @@ static void __init sh03_setup(char **cmdline_p) board_time_init = sh03_time_init; } -stat...
87884bd8ae42c875adbd62c84f47ed1cbb3e5090
Analyze and fix the following issue in the Linux kernel code: video: fix deferred io fsync()
Problem Details: If CONFIG_FB_DEFERRED_IO is set, but there are framebuffers registered that does not make use of deferred io, then fsync() on those framebuffers will result in a crash. Fix that. This is needed for sh_mobile_lcdcfb since we always enable deferred io at compile time but we may disable deferred io for s...
```diff diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c index 4835bdc4e9f1..e6dafeddfa5b 100644 --- a/drivers/video/fb_defio.c +++ b/drivers/video/fb_defio.c @@ -60,6 +60,10 @@ int fb_deferred_io_fsync(struct file *file, struct dentry *dentry, int datasync) { struct fb_info *info = file->private_dat...
fe58cac35f48a9598c2a1360c2204c73f7bca2d2
Analyze and fix the following issue in the Linux kernel code: sh: Kill off the unused SH_ALPHANUMERIC debug option.
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index eef2fa940ce0..0dc340d5795e 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -121,22 +121,16 @@ config COMPILE_OPTIONS string "Additional compile arguments" depends on MORE_COMPILE_OPTIONS -if SUPERH64 - config SH64_SR_WATCH...
740a3e677b70181d5e2b1458a27891209e3bf635
Analyze and fix the following issue in the Linux kernel code: sh: Enable skipping of bss on debug platforms for sh32 also.
Problem Details: This enables the same functionality that sh64 has for sh32. When running on simulated hardware or via remote memory via the debug interface, memory is gauranteed to be zero on boot already, and skipping the zeroing of BSS has measurable boot time benefits. Signed-off-by: Paul Mundt <lethal@linux-sh.or...
```diff diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 834a2d24342b..eef2fa940ce0 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -98,6 +98,18 @@ config IRQSTACKS for handling hard and soft interrupts. This can help avoid overflowing the process kernel stacks. +config SH_N...
866ef8f48f2272ce8d84156c91964d730666ab33
Analyze and fix the following issue in the Linux kernel code: sh: mach-edosk7705: Fix up edosk7705 so it all builds again.
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/boards/mach-edosk7705/Makefile b/arch/sh/boards/mach-edosk7705/Makefile index 14bdd531f116..cd54acb51499 100644 --- a/arch/sh/boards/mach-edosk7705/Makefile +++ b/arch/sh/boards/mach-edosk7705/Makefile @@ -3,4 +3,3 @@ # obj-y := setup.o io.o - diff --git a/arch/sh/boards/mach-edosk7705...
43eeb0fb9f4e2aaefc4ae9dc964308ce8f55998b
Analyze and fix the following issue in the Linux kernel code: sh: mach-sh03: Use __set_io_port_base(), kill off special ioport_map().
Problem Details: This also fixes up a long-standing bug for this platform where the PIO base was set to a register offset, rather than the actual PIO offset itself. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/boards/mach-sh03/setup.c b/arch/sh/boards/mach-sh03/setup.c index 0d0b37f9fea4..42550bb5505d 100644 --- a/arch/sh/boards/mach-sh03/setup.c +++ b/arch/sh/boards/mach-sh03/setup.c @@ -21,14 +21,6 @@ static void __init init_sh03_IRQ(void) plat_irq_setup_pins(IRQ_MODE_IRQ); } -static void ...
762c69e3cad67a5cc5a01ba74e0b552ae4615258
Analyze and fix the following issue in the Linux kernel code: serial: sh-sci: pr_debug() -> dev_dbg() conversion.
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index 2cbefd2ca522..0251077693d1 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -496,7 +496,7 @@ static inline void sci_receive_chars(struct uart_port *port) } /* Nonzero => end-of-break */ - pr_debug("scif: ...
027e68724935599417faa7dd4123c117d18e2483
Analyze and fix the following issue in the Linux kernel code: serial: sh-sci: Fix up the cpufreq notifier to use the proper port clock.
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index 231f77b16492..2cbefd2ca522 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -748,7 +748,7 @@ static irqreturn_t sci_mpxed_interrupt(int irq, void *ptr) return ret; } -#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_HAV...
e85a47744bbdfbcc65c94b2af67499f861c6fa42
Analyze and fix the following issue in the Linux kernel code: sh: Convert Dreamcast support from hw_interrupt_type to irq_chip
Problem Details: Switch the dreamcast IRQ code over to the irq_chip way of doing things, so that we can set GENERIC_HARDIRQS_NO__DO_IRQ for all SuperH boards. Also, whilst I'm here change some things to make checkpatch.pl happy: - Indent with tabs, not with spaces - Include <linux/io.h>, not <asm/io.h> - Fix the mu...
```diff diff --git a/arch/sh/boards/mach-dreamcast/irq.c b/arch/sh/boards/mach-dreamcast/irq.c index 67bdc33dd411..f55fc8e795e9 100644 --- a/arch/sh/boards/mach-dreamcast/irq.c +++ b/arch/sh/boards/mach-dreamcast/irq.c @@ -10,106 +10,90 @@ */ #include <linux/irq.h> -#include <asm/io.h> +#include <linux/io.h> #inc...
f15b2dc02fef0c53aa5ffa3c4617e184f057d402
Analyze and fix the following issue in the Linux kernel code: sh: Fix up syscall_get_nr() comment in syscall_32.h.
Problem Details: Residual copy-and-paste damage, fix it up. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h index 54773f26cd44..05a868a71ef5 100644 --- a/arch/sh/include/asm/syscall_32.h +++ b/arch/sh/include/asm/syscall_32.h @@ -5,7 +5,7 @@ #include <linux/sched.h> #include <asm/ptrace.h> -/* The system call number is given by the u...
35724a0aed6e62bdad640e8a1b8498329708226f
Analyze and fix the following issue in the Linux kernel code: sh: Fix up the cpu_asid() return value on nommu.
Problem Details: This ought to be unsigned long, rather than defaulting to int. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h index 04c0c9733ad6..5d9157bd474d 100644 --- a/arch/sh/include/asm/mmu_context.h +++ b/arch/sh/include/asm/mmu_context.h @@ -22,7 +22,7 @@ #define MMU_CONTEXT_ASID_MASK 0x000000ff #define MMU_CONTEXT_VERSION_MASK 0xffffff00 #d...
06be3724548a443a99d703ff79f43d6f1e2975f0
Analyze and fix the following issue in the Linux kernel code: sh: Fix an off-by-1 check in __mutex_fastpath_unlock().
Problem Details: Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h index a91990c6e8e5..ee839ee58ac8 100644 --- a/arch/sh/include/asm/mutex-llsc.h +++ b/arch/sh/include/asm/mutex-llsc.h @@ -73,7 +73,7 @@ __mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *)) : "t"); __res |= !...
1fdae0e59a3fc9e391d2422ddcfbdbdec1e8f724
Analyze and fix the following issue in the Linux kernel code: Fix incorrect use of loose in c-checksum.c
Problem Details: Fix incorrect use of loose in c-checksum.c It should be 'lose', not 'loose'. Signed-off-by: Nick Andrew <nick@nick-andrew.net> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/lib64/c-checksum.c b/arch/sh/lib64/c-checksum.c index 5c284e0cff9c..73c0877e3a29 100644 --- a/arch/sh/lib64/c-checksum.c +++ b/arch/sh/lib64/c-checksum.c @@ -35,7 +35,7 @@ static inline unsigned short foldto16(unsigned long x) static inline unsigned short myfoldto16(unsigned long long x)...
77ba93a7ac5fb0d9338bffbf97c787b8efe00806
Analyze and fix the following issue in the Linux kernel code: sh: Fix up the SH-4A mutex fastpath semantics.
Problem Details: This fixes up the __mutex_fastpath_xxx() routines to match the semantics noted in the comment. Previously these were looping rather than doing a single-pass, which is counter-intuitive, as the slow path takes care of the looping for us in the event of contention. Signed-off-by: Paul Mundt <lethal@linu...
```diff diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h index 7c75af5e734b..a91990c6e8e5 100644 --- a/arch/sh/include/asm/mutex-llsc.h +++ b/arch/sh/include/asm/mutex-llsc.h @@ -21,16 +21,18 @@ static inline void __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) { -...
5727003b5d23eb852c057d25459bba27cbf754c3
Analyze and fix the following issue in the Linux kernel code: sh: fix number of interrupts on se7343
Problem Details: Fix to make sure that the on-board interrupt sources are included in the interrupt count on se7343. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/boards/mach-se/7343/setup.c b/arch/sh/boards/mach-se/7343/setup.c index 486f40bf9274..9308660cff59 100644 --- a/arch/sh/boards/mach-se/7343/setup.c +++ b/arch/sh/boards/mach-se/7343/setup.c @@ -126,7 +126,7 @@ static void __init sh7343se_setup(char **cmdline_p) static struct sh_machine_vec...
551ea2b40ecf75e0035406fe75ba995233737e76
Analyze and fix the following issue in the Linux kernel code: sh: sh7343 scif configuration update
Problem Details: Fix interrupt values for the first sh7343 SCIF port and update the configuration to include the remaining 3 ones. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index 75b9c819e442..0623e377f488 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -117,7 +117,22 @@ static struct plat_sci_port sci_platform_data[] = { .mapbase = 0x...
0c0daec7ca4f6a67daeafc4343bb453a4a246dbd
Analyze and fix the following issue in the Linux kernel code: sh: propagate r_clk
Problem Details: Make sure the 32 KHz r_clk rate gets propagated correctly. Without this fix the clocks for RTC, CMT, KEYSC and RWDT are stuck at 0 Hz. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 83b69196bc1a..0e174af21874 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -838,5 +838,7 @@ int __init arch_clk_init(void) clk_put(clk); } + clk_recalc_ra...
331ff103c7737294c8ecd7921564dae07b9e4632
Analyze and fix the following issue in the Linux kernel code: sh: pci-sh7780: fix pci memory address mask
Problem Details: Fix the problem that cannot work a PCI device when system memory size is 256Mbyte in 29bit address mode. Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c index b2a2bfa3c1bd..078dc44d6b08 100644 --- a/arch/sh/drivers/pci/pci-sh7780.c +++ b/arch/sh/drivers/pci/pci-sh7780.c @@ -123,16 +123,14 @@ int __init sh7780_pcic_init(struct sh4_pci_address_map *map) * Window0 = map->window0.si...
679dc3c92ca7894c3df70ee3333ff9878e7d90b9
Analyze and fix the following issue in the Linux kernel code: sh: sh7760fb: Fix color pallette setting
Problem Details: The setting of the color palette was wrong, fixed it. And removed fb_setcmap, and added fb_setcolreg function. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/drivers/video/sh7760fb.c b/drivers/video/sh7760fb.c index 8d0212da4514..653bdfee3057 100644 --- a/drivers/video/sh7760fb.c +++ b/drivers/video/sh7760fb.c @@ -13,6 +13,8 @@ * * Thanks to Siegfried Schaefer <s.schaefer at schaefer-edv.de> * for his original source and testing! + * + * sh776...
c2c5883b3fce61388eb02ca328072400eb54769c
Analyze and fix the following issue in the Linux kernel code: sh: fix DMAOR register access on SH7709
Problem Details: sh7709 hardware manual says DMAOR is 16 bits long on this platform. Tested and working with a modified smsc911x ethernet driver (sh-dma support patch for this driver is coming soon). Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c index b2ffe649c7c0..50887a592dd0 100644 --- a/arch/sh/drivers/dma/dma-sh.c +++ b/arch/sh/drivers/dma/dma-sh.c @@ -205,7 +205,8 @@ static int sh_dmac_get_dma_residue(struct dma_channel *chan) #if defined(CONFIG_CPU_SUBTYPE_SH7720) || \ ...
00e825c6b99b39f12751ea45d38bb4d900de70f4
Analyze and fix the following issue in the Linux kernel code: sh: Fix clock framework compiler warnings.
Problem Details: CC arch/sh/kernel/cpu/clock.o arch/sh/kernel/cpu/clock.c: In function 'clk_disable': arch/sh/kernel/cpu/clock.c:156: warning: 'return' with a value, in function returning void Introduced by ("sh: enable and disable clocks recursively"). Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 717056b3d400..7b17137536d6 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -153,7 +153,7 @@ void clk_disable(struct clk *clk) unsigned long flags; if (!clk) - return -EINVAL; + return; spin_lock_ir...
d6435102d4ca3b5655c0105abe924abec17ffeb8
Analyze and fix the following issue in the Linux kernel code: usb: Fix up sh_mobile usbf clock framework warnings.
Problem Details: drivers/usb/gadget/m66592-udc.c: In function 'm66592_probe': drivers/usb/gadget/m66592-udc.c:1672: warning: label 'clean_up2' defined but not used drivers/usb/host/r8a66597-hcd.c: In function 'r8a66597_probe': drivers/usb/host/r8a66597-hcd.c:2401: warning: label 'clean_up2' defined but not used Added ...
```diff diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c index 201c67b625cc..3a8879ec2061 100644 --- a/drivers/usb/gadget/m66592-udc.c +++ b/drivers/usb/gadget/m66592-udc.c @@ -1668,8 +1668,8 @@ clean_up3: #if defined(CONFIG_SUPERH_BUILT_IN_M66592) && defined(CONFIG_HAVE_CLK) clk_disabl...
d902d04f5410176bdec77bfefa032516326eb542
Analyze and fix the following issue in the Linux kernel code: sh: sh_mobile clock divider index fix
Problem Details: Use divider index value instead of divider value. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index db913855c2fd..ebf1e1d7de00 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -229,7 +229,7 @@ struct frqcr_context sh7722_get_clk_context(const char *name) } /...
ed2b03ed3cec2a4719d04ef208319f9de6a4258a
Analyze and fix the following issue in the Linux kernel code: MIPS: MIPS64R2: Fix buggy __arch_swab64
Problem Details: The way the code is written it was assuming dshd has the function of a hypothetical dshw instruction ... Signed-off-by: David Daney <ddaney@caviumnetworks.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/include/asm/byteorder.h b/arch/mips/include/asm/byteorder.h index 2988d29a0867..33790b9e0cc0 100644 --- a/arch/mips/include/asm/byteorder.h +++ b/arch/mips/include/asm/byteorder.h @@ -50,9 +50,8 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x) static inline __attribute_c...
08d9d1c4d44ce43856da048cb0737ef769b61e9a
Analyze and fix the following issue in the Linux kernel code: MIPS: Fix preprocessor warnings flaged by GCC 4.4
Problem Details: Signed-off-by: David Daney <ddaney@caviumnetworks.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h index a8eac1697b3d..d58f128aa747 100644 --- a/arch/mips/include/asm/elf.h +++ b/arch/mips/include/asm/elf.h @@ -232,7 +232,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; */ #ifdef __MIPSEB__ #define ELF_DATA ELFDATA2MSB -#elif __MI...
9f6c92b9cc2fd41d6c7b493be5637cc5b5659880
Analyze and fix the following issue in the Linux kernel code: [XFS] Fix speculative allocation beyond eof
Problem Details: Speculative allocation beyond eof doesn't work properly. It was broken some time ago after a code cleanup that moved what is now xfs_iomap_eof_align_last_fsb() and xfs_iomap_eof_want_preallocate() out of xfs_iomap_write_delay() into separate functions. The code used to use the current file size in va...
```diff diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c index 67f22b2b44b3..911062cf73a6 100644 --- a/fs/xfs/xfs_iomap.c +++ b/fs/xfs/xfs_iomap.c @@ -290,7 +290,6 @@ STATIC int xfs_iomap_eof_align_last_fsb( xfs_mount_t *mp, xfs_inode_t *ip, - xfs_fsize_t isize, xfs_extlen_t extsize, xfs_fileoff_t *last_fs...
826e08b0157c0ce8a80dfe3c0a6c5a1540dd0b1d
Analyze and fix the following issue in the Linux kernel code: sched: fix warning in fs/proc/base.c
Problem Details: Stephen Rothwell reported this new (harmless) build warning on platforms that define u64 to long: fs/proc/base.c: In function 'proc_pid_schedstat': fs/proc/base.c:352: warning: format '%llu' expects type 'long long unsigned int', but argument 3 has type 'u64' asm-generic/int-l64.h platforms strike ...
```diff diff --git a/fs/proc/base.c b/fs/proc/base.c index 4d745bac768c..a48200c71127 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -347,8 +347,8 @@ static int proc_pid_wchan(struct task_struct *task, char *buffer) static int proc_pid_schedstat(struct task_struct *task, char *buffer) { return sprintf(buffer, ...
2023276ebf074a01eb56f38ed4d04deef1deee67
Analyze and fix the following issue in the Linux kernel code: tg3: WOL fixes
Problem Details: The first hunk of this patch inverts a flag that was accidentally toggled as part of commit 0a459aac9d151c2e36ec65723b9b845b24c5cbc3 ("tg3: Allow WOL for phylib controlled Broadcom phys"). The second hunk of the patch removes the call to device_may_wakeup() in the 5906 config detection path. At the p...
```diff diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 06bd2f4eee6c..bacbfc582704 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -2237,7 +2237,7 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) } } } else { - do_low_power = false; + do_low_power = true; if (tp->l...
bfb8cc31b11ccaf7cd55fd9e0f4794f82527948f
Analyze and fix the following issue in the Linux kernel code: ixgbe: fix the display of DCB control stats in ethtool
Problem Details: Priority flow contol statistics for Data Center Bridging (DCB) weren't included in ethtool. This patch adds them. Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com> Signed-off-by: Eric W Multanen <eric.w.multanen@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-b...
```diff diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index ad9759de3cd8..849c1fe28207 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -881,8 +881,15 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, if (adapter->...
1486a61ebcd2711532f8163d30babc40e11e7b40
Analyze and fix the following issue in the Linux kernel code: net: fix DCB setstate to return success/failure
Problem Details: Data Center Bridging (DCB) had no way to know if setstate had failed in the driver. This patch enables dcb netlink code to handle the status for the DCB setstate interface. Likewise it allows the driver to return a failed status if MSI-X isn't enabled. Signed-off-by: Don Skidmore <donald.c.skidmore@...
```diff diff --git a/drivers/net/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ixgbe/ixgbe_dcb_nl.c index 615c2803202a..7d158a5c545b 100644 --- a/drivers/net/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ixgbe/ixgbe_dcb_nl.c @@ -124,39 +124,45 @@ static u16 ixgbe_dcb_select_queue(struct net_device *dev, struct sk_buff *skb) return 0; ...
4cb56b685617732733d4d9dffbf8c5a81d4a0c71
Analyze and fix the following issue in the Linux kernel code: drivers/net/wan: Remove redundant test
Problem Details: arg is checked not to be NULL a few lines before. A simplified version of the semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @r exists@ local idexpression x; expression E; position p1,p2; @@ if (x@p1 == NULL || ...) { ... when forall return ....
```diff diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c index d67957af589c..c23fde0c0344 100644 --- a/drivers/net/wan/pc300_drv.c +++ b/drivers/net/wan/pc300_drv.c @@ -2718,9 +2718,8 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) } pc300patrntst.num_errors...
93bc933524d05e3b391358e24b3666599f8ec026
Analyze and fix the following issue in the Linux kernel code: HDLC_PPP: Fix Configure-Ack to return original options as required by the standard.
Problem Details: Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
```diff diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c index 72fae217f1c4..57fe714c1c7f 100644 --- a/drivers/net/wan/hdlc_ppp.c +++ b/drivers/net/wan/hdlc_ppp.c @@ -303,7 +303,7 @@ static int cp_table[EVENTS][STATES] = { STA: RTR must supply id SCJ: RUC must supply CP packet len and data *...
139cdab0a2af6f5eaee47cc0144608e53b65279d
Analyze and fix the following issue in the Linux kernel code: IB/ehca: Remove redundant test of vpage
Problem Details: vpage is checked not to be NULL just after it is initialized at the beginning of each loop iteration. A simplified version of the semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @r exists@ local idexpression x; expression E; position p1,p2; @@ if...
```diff diff --git a/drivers/infiniband/hw/ehca/ehca_eq.c b/drivers/infiniband/hw/ehca/ehca_eq.c index 49660dfa1867..523e733c630e 100644 --- a/drivers/infiniband/hw/ehca/ehca_eq.c +++ b/drivers/infiniband/hw/ehca/ehca_eq.c @@ -113,7 +113,7 @@ int ehca_create_eq(struct ehca_shca *shca, if (h_ret != H_SUCCESS || vpag...
418441d9ebe84b205cb23eb0ab214c1f991621fe
Analyze and fix the following issue in the Linux kernel code: powerpc/mpc5200: fix error paths in PSC UART probe function
Problem Details: - error cases for mapbase and irq were unbundled - mapped irq now gets disposed on error Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
```diff diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index d2a1fc29834e..0c3a2ab1612c 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -1148,22 +1148,29 @@ mpc52xx_uart_of_probe(struct of_device *op, const struct of_device_id *match) return ret; port...
e4efe3c271c5498ffe7e167eaff01514be2b9a77
Analyze and fix the following issue in the Linux kernel code: powerpc/mpc5200: Bestcomm fixes to ATA support
Problem Details: 1) ata.h has dst_pa in the wrong place (needs to match what the BestComm task microcode in bcom_ata_task.c expects); fix it. 2) The BestComm ATA task priority was changed to maximum in bestcomm_priv.h; this fixes a deadlock issue experienced with heavy DMA occurring on both the ATA and Ethern...
```diff diff --git a/arch/powerpc/sysdev/bestcomm/ata.h b/arch/powerpc/sysdev/bestcomm/ata.h index 10982769c465..0374322be93f 100644 --- a/arch/powerpc/sysdev/bestcomm/ata.h +++ b/arch/powerpc/sysdev/bestcomm/ata.h @@ -16,8 +16,8 @@ struct bcom_ata_bd { u32 status; - u32 dst_pa; u32 src_pa; + u32 dst_pa; }; ...
622882455aa718cfbd6785cc5fbc479f1d976095
Analyze and fix the following issue in the Linux kernel code: powerpc/mpc5200: Bugfix on handling variable sized buffer descriptors
Problem Details: The buffer descriptors for the ATA BestComm task are larger than the current definition for bcom_bd. This causes problems because the various bcom_... functions dereference the buffer descriptor pointer by using the array operator which doesn't work when the buffer descriptors are a different size. T...
```diff diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.h b/arch/powerpc/sysdev/bestcomm/bestcomm.h index c960a8b49655..23a95f80dfdb 100644 --- a/arch/powerpc/sysdev/bestcomm/bestcomm.h +++ b/arch/powerpc/sysdev/bestcomm/bestcomm.h @@ -16,8 +16,19 @@ #ifndef __BESTCOMM_H__ #define __BESTCOMM_H__ -struct bcom_bd;...
a14953597b771f793ce32529d7b8b04fdedca3ef
Analyze and fix the following issue in the Linux kernel code: powerpc: Fix missing 'blr' in _tlbia()
Problem Details: Rework to MMU code dropped a much missed 'blr' instruction. Brown-Paper-Bag-Worn-By: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
```diff diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S index 28845604a10c..67850ec9feb3 100644 --- a/arch/powerpc/mm/hash_low_32.S +++ b/arch/powerpc/mm/hash_low_32.S @@ -709,3 +709,4 @@ _GLOBAL(_tlbia) tlbia sync #endif /* CONFIG_SMP */ + blr ```
760ec0e02d8a13d0ed60d99f47879d4aa8ef1910
Analyze and fix the following issue in the Linux kernel code: powerpc/44x: No need to mask MSR:CE, ME or DE in _tlbil_va on 440
Problem Details: The handlers for Critical, Machine Check or Debug interrupts will save and restore MMUCR nowadays, thus we only need to disable normal interrupts when invalidating TLB entries. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Kumar Gala <galak@kernel.crashing.org> Acked-by: J...
```diff diff --git a/arch/powerpc/mm/tlb_nohash_low.S b/arch/powerpc/mm/tlb_nohash_low.S index 763c59fe0076..f900a39e6ec4 100644 --- a/arch/powerpc/mm/tlb_nohash_low.S +++ b/arch/powerpc/mm/tlb_nohash_low.S @@ -75,18 +75,19 @@ _GLOBAL(_tlbil_va) mfspr r5,SPRN_MMUCR rlwimi r5,r4,0,24,31 /* Set TID */ - /* We hav...
fecba96268fc48ab9b4a016356a8f2371df25e64
Analyze and fix the following issue in the Linux kernel code: powerpc: Add reboot notifier to Collaborative Memory Manager
Problem Details: When running Active Memory Sharing, pages can get marked as "loaned" with the hypervisor by the CMM driver. This state gets cleared by the system firmware when rebooting the partition. When using kexec to boot a new kernel, this state never gets cleared and the hypervisor and CMM driver can get out of ...
```diff diff --git a/arch/powerpc/platforms/pseries/cmm.c b/arch/powerpc/platforms/pseries/cmm.c index 5cd4d2761620..6567439fe78d 100644 --- a/arch/powerpc/platforms/pseries/cmm.c +++ b/arch/powerpc/platforms/pseries/cmm.c @@ -28,6 +28,7 @@ #include <linux/kthread.h> #include <linux/module.h> #include <linux/oom.h> ...
2218108e182fd8a6d9106077833ed7ad05fc8e75
Analyze and fix the following issue in the Linux kernel code: powerpc: Disable Collaborative Memory Manager for kdump
Problem Details: When running Active Memory Sharing, the Collaborative Memory Manager (CMM) may mark some pages as "loaned" with the hypervisor. Periodically, the CMM will query the hypervisor for a loan request, which is a single signed value. When kexec'ing into a kdump kernel, the CMM driver in the kdump kernel is ...
```diff diff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig index 97619fd51e39..ddc2a307cd50 100644 --- a/arch/powerpc/platforms/pseries/Kconfig +++ b/arch/powerpc/platforms/pseries/Kconfig @@ -54,7 +54,7 @@ config PPC_SMLPAR config CMM tristate "Collaborative memory manage...
7a2eab0d4e656341cc0f6481d722d410f0414f0b
Analyze and fix the following issue in the Linux kernel code: powerpc: Protect against NULL pointer deref in phyp-dump code
Problem Details: print_dump_header() will be called at least once with a NULL pointer in a normal boot sequence. If DEBUG is defined then we will dereference the pointer and crash. Add a quick fix to exit early in the NULL pointer case. Signed-off-by: Tony Breeds <tony@bakeyournoodle.com> Acked-by: Manish Ahuja <mah...
```diff diff --git a/arch/powerpc/platforms/pseries/phyp_dump.c b/arch/powerpc/platforms/pseries/phyp_dump.c index edbc012c2ebc..16e659a71440 100644 --- a/arch/powerpc/platforms/pseries/phyp_dump.c +++ b/arch/powerpc/platforms/pseries/phyp_dump.c @@ -130,6 +130,9 @@ static unsigned long init_dump_header(struct phyp_dum...
74b7ff48a93f44198ac03cc4e628d713f53d4668
Analyze and fix the following issue in the Linux kernel code: ALSA: hda: fix incorrect mixer index values for 92hd83xx
Problem Details: Fixed incorrect mixer index values for 92hd83xx codec's audio input mixer. Signed-off-by: Matthew Ranostay <mranostay@embeddedalley.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 7ee4d4df8932..71d3a773e94b 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1063,21 +1063,21 @@ static struct snd_kcontrol_new stac92hd83xxx_mixer[] = { HDA_CODEC_VOLUME_IDX("Capture Volume",...
3d44cc3e01ee1b40317f79ed54324e25c4f848df
Analyze and fix the following issue in the Linux kernel code: Null pointer deref with hrtimer_try_to_cancel()
Problem Details: Impact: Prevent kernel crash with posix timer clockid CLOCK_MONOTONIC_RAW commit 2d42244ae71d6c7b0884b5664cf2eda30fb2ae68 (clocksource: introduce CLOCK_MONOTONIC_RAW) introduced a new clockid, which is only available to read out the raw not NTP adjusted system time. The above commit did not prevent t...
```diff diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c index 5e79c662294b..a140e44eebba 100644 --- a/kernel/posix-timers.c +++ b/kernel/posix-timers.c @@ -197,6 +197,11 @@ static int common_timer_create(struct k_itimer *new_timer) return 0; } +static int no_timer_create(struct k_itimer *new_timer) +{ +...
69dfaefee4a2dfdfee3488a306403fe1e51f0be5
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Add quirk for another HP dv7
Problem Details: Added the model=hp-m4 quirk for another HP dv7 (103c:30fc) with IDT 92HD71b* codec. Reference: Novell bnc#461108 https://bugzilla.novell.com/show_bug.cgi?id=461108 Cc: stable@kernel.org Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 2cadf7c3b71b..e2941cd8aeea 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1731,6 +1731,8 @@ static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = { "HP dv5", STAC_HP_M4), SND_PCI_Q...
280a9ca5d0663b185ddc4443052076c29652a328
Analyze and fix the following issue in the Linux kernel code: x86: fix resume (S2R) broken by Intel microcode module, on A110L
Problem Details: Impact: fix deadlock This is in response to the following bug report: Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12100 Subject : resume (S2R) broken by Intel microcode module, on A110L Submitter : Andreas Mohr <andi@lisas.de> Date : 2008-11-25 08:48 (19 days...
```diff diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index 82fb2809ce32..c4b5b24e0217 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c @@ -272,13 +272,18 @@ static struct attribute_group mc_attr_group = { .name = "microcode", }; -static void m...
9e031624d50c82a47671e09cc996eebb9e36f698
Analyze and fix the following issue in the Linux kernel code: ALSA: ASoC: DaVinci: i2s, evm, pass same value to codec and cpu_dai
Problem Details: Fix the meaning of SND_SOC_DAIFMT_NB_NF to match that used in the codec. Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
```diff diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c index 5c041bf05f31..d2476e206a87 100644 --- a/sound/soc/davinci/davinci-evm.c +++ b/sound/soc/davinci/davinci-evm.c @@ -28,6 +28,8 @@ #define EVM_CODEC_CLOCK 22579200 +#define AUDIO_FORMAT (SND_SOC_DAIFMT_I2S | \ + SND_SOC_DAIF...
ff75427a7f641c4468610fbda2ccb69218174cd1
Analyze and fix the following issue in the Linux kernel code: ALSA: ca0106 - disable 44.1kHz capture
Problem Details: The capture with 44.1kHz on ca0106 seems to cause loud noises on later playbacks, which doesn't support 44.1kHz. A simple fix is to disable 44.1kHz, as the "default" PCM with dsnoop is anyway only with 48kHz. Reference: Novell bnc#447624 https://bugzilla.novell.com/show_bug.cgi?id=447624 Signed-off...
```diff diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c index 88fbf285d2b7..31b5b89fc7bf 100644 --- a/sound/pci/ca0106/ca0106_main.c +++ b/sound/pci/ca0106/ca0106_main.c @@ -305,9 +305,15 @@ static struct snd_pcm_hardware snd_ca0106_capture_hw = { SNDRV_PCM_INFO_BLOCK_TRANSFER | ...
4200844bd9dc511088258437d564a187f0ffc94e
Analyze and fix the following issue in the Linux kernel code: Input: atkbd - Samsung NC10 key repeat fix
Problem Details: This patch fixes the key repeat issue with the Fn+F? keys on the new Samsung NC10 Netbook, so that the keys can be defined and used within ACPID correctly, otherwise the keys repeat indefinately. This solves part of http://bugzilla.kernel.org/show_bug.cgi?id=12021 Signed-off-by: Stuart Hopkins <stuar...
```diff diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index fa6ed339d171..97f709f2a68f 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -900,6 +900,22 @@ static void atkbd_hp_zv6100_keymap_fixup(struct atkbd *atkbd) atkbd->force_release_mask); } ...
6ff232070a1088807e24f657b5d6f299f1ec32f6
Analyze and fix the following issue in the Linux kernel code: 9p: Remove potentially bad parameter from function entry debug print.
Problem Details: Signed-off-by: Duane Griffin <duaneg@dghda.com> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
```diff diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 8314d3f43b71..7c7352838098 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -1022,7 +1022,8 @@ v9fs_vfs_put_link(struct dentry *dentry, struct nameidata *nd, void *p) { char *s = nd_get_link(nd); - P9_DPRINTK(P9_DEBUG_VFS, " %s %s\n", dentry...
34945ede31071ac7d72270cc6c1893323f392b3f
Analyze and fix the following issue in the Linux kernel code: x86: common.c boot_cpu_stack and boot_exception_stacks should be static
Problem Details: Impact: cleanup, avoid sparse warnings, reduce kernel size a bit Fixes these sparse warnings: arch/x86/kernel/cpu/common.c:869:6: warning: symbol 'boot_cpu_stack' was not declared. Should it be static? arch/x86/kernel/cpu/common.c:910:6: warning: symbol 'boot_exception_stacks' was not declared. Sho...
```diff diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index b9c9ea0217a9..aba49c782fd6 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -862,7 +862,7 @@ EXPORT_SYMBOL(_cpu_pda); struct desc_ptr idt_descr = { 256 * 16 - 1, (unsigned long) idt_table }; -char ...
94c46572a6d9bb497eda0a14099d9f1360d57d5d
Analyze and fix the following issue in the Linux kernel code: x86: perf_counter.c intel_perfmon_event_map and max_intel_perfmon_events should be static
Problem Details: Impact: cleanup, avoid sparse warnings, reduce kernel size a bit Fixes these sparse warnings: arch/x86/kernel/cpu/perf_counter.c:44:11: warning: symbol 'intel_perfmon_event_map' was not declared. Should it be static? arch/x86/kernel/cpu/perf_counter.c:54:11: warning: symbol 'max_intel_perfmon_events...
```diff diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 8a154bd7ba94..bdbdb56eaa34 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -41,7 +41,7 @@ struct cpu_hw_counters { */ static DEFINE_PER_CPU(struct cpu_hw_counters, cpu_hw_cou...
b909895739427874c089bc0e03dc119f99cab2dd
Analyze and fix the following issue in the Linux kernel code: sparseirq: fix numa_migrate_irq_desc dependency and comments
Problem Details: Impact: reduce kconfig variable scope and clean up Bartlomiej pointed out that the config dependencies and comments are not right. update it depend to NUMA, and fix some comments Reported-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by:...
```diff diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 60a008857a38..5c243826334a 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -250,7 +250,7 @@ config SPARSE_IRQ config NUMA_MIGRATE_IRQ_DESC bool "Move irq desc when changing irq smp_affinity" - depends on SPARSE_IRQ && SMP + depends on SPARSE_IR...
26cc271db798cf211d35967cbfbb53e997126b84
Analyze and fix the following issue in the Linux kernel code: printk: fix discarding message when recursion_bug
Problem Details: Impact: fix truncated recursion bug message printout When recursion_bug is true, kernel discards original message because printk_buf contains recursion_bug_msg with NULL terminator. The sizeof(recursion_bug_msg) makes this, use strlen() to get correct length without NULL terminator. Reported-by: Tosh...
```diff diff --git a/kernel/printk.c b/kernel/printk.c index f492f1583d77..e651ab05655f 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -662,7 +662,7 @@ asmlinkage int vprintk(const char *fmt, va_list args) if (recursion_bug) { recursion_bug = 0; strcpy(printk_buf, recursion_bug_msg); - printed_len = siz...
ad7a953c522ceb496611d127e51e278bfe0ff483
Analyze and fix the following issue in the Linux kernel code: kbuild: strip generated symbols from *.ko
Problem Details: This patch changes the way __crc_ symbols are being resolved from using ld to do so to using the assembler, thus allowing these symbols to be marked local (the linker creates then as global ones) and hence allow stripping (for modules) or ignoring (for vmlinux) them. While at this, also strip other gen...
```diff diff --git a/Makefile b/Makefile index e1c5ae8a8162..5dd0ed3b12c6 100644 --- a/Makefile +++ b/Makefile @@ -605,19 +605,19 @@ MODLIB = $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE) export MODLIB # -# INSTALL_MOD_STRIP, if defined, will cause modules to be -# stripped after they are installed. If INSTAL...
ada9cfdd158abb8169873dc8e5ae39b1ec6ffa8c
Analyze and fix the following issue in the Linux kernel code: doc: fix kernel-parameters.txt formatting
Problem Details: Spell out "wrt". I suspect plenty of people won't know what that means. Fix a '}' that should be a ']'. Reformat long lines into shorter lines. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 1d089eeff3cf..350e71960a96 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -151,15 +151,16 @@ and is between 256 and 4096 characters. It is defined in the file acpi_sleep=...
b34b086c1c1d934c5314d46ba25ccfa9acc471ae
Analyze and fix the following issue in the Linux kernel code: Btrfs: Fix compile warning around num_online_cpus() in a min statement
Problem Details: Signed-off-by: Chris Mason <chris.mason@oracle.com>
```diff diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 04f8d7080b17..40a540f31161 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1528,7 +1528,8 @@ struct btrfs_root *open_ctree(struct super_block *sb, fs_info->btree_inode->i_ino = 1; fs_info->btree_inode->i_nlink = 1; - fs_info->thread_p...
d10d0e5707fb7b8afa7e68a14d69e752604ee294
Analyze and fix the following issue in the Linux kernel code: b43: Fix some MAC locking
Problem Details: This fixes some locking w.r.t. the lower MAC (firmware). It also removes a lot of ancient IRQ-locking that's not needed anymore. We simply suspend the MAC. That's easier and causes less trouble. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index ba7a5ab7fe1d..07dc9886d968 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -3324,7 +3324,6 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) unsigned long flags; int ant...
ea6121328885640c137b0a8830f67ca6c386a24a
Analyze and fix the following issue in the Linux kernel code: ath9k: Fix key cache slot selection for splitmic
Problem Details: ath_reserve_key_cache_slot() was obviously supposed to return an index to a free slot, not reserved one. This could have caused problems with hardware revisions that use splitmic. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 94c526669a4d..b44736782abd 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -756,12 +756,12 @@ static int ath_reserve_key_cache_slot(struct ath_softc *sc) (test_bit(i , sc->s...
aa33de09a849bd65b1201e1aec42e3e412c14cf6
Analyze and fix the following issue in the Linux kernel code: ath9k: Protect config() callback with a mutex
Problem Details: This should fix the timeout issues seen when using wpa_supplicant. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/ath9k/core.h b/drivers/net/wireless/ath9k/core.h index e38f0331cfd5..4ca2aed236e0 100644 --- a/drivers/net/wireless/ath9k/core.h +++ b/drivers/net/wireless/ath9k/core.h @@ -701,6 +701,7 @@ struct ath_softc { struct ath_hal *sc_ah; void __iomem *mem; spinlock_t sc_resetloc...
6110781af080c007b2202187a8518920e03d5748
Analyze and fix the following issue in the Linux kernel code: p54usb: bring first generation devices back to life
Problem Details: This patch fixes a serious regression (introduced by: "p54: fix memory management") that affected isl3886+net2280 usb devices operation. Signed-off-by: Christian Lamparter <chunkeey@web.de> Tested-by: Artur Skawina <art.08.09@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 17f89c7eb098..c44a200059d2 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -301,6 +301,8 @@ static void p54u_tx_net2280(struct ieee80211_hw *dev, struct sk_buff *skb) struct net22...
6ace2891a1d632303283816ae050849da48df142
Analyze and fix the following issue in the Linux kernel code: ath9k: Key cache allocation for AP mode
Problem Details: Enhance allocation of key cache entries to support multiple pairwise keys to fix AP mode with more than one associated STA. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 11064cae8af6..e768be4669e7 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -664,13 +664,6 @@ static u32 ath_get_extchanmode(struct ath_softc *sc, return chanmode; } -static voi...
f66000f7a39769b0ce2355fca13c40ac2f1c39db
Analyze and fix the following issue in the Linux kernel code: ath9k: Fix a NULL pointer dereference in ath_rate_get
Problem Details: It looks like mac80211 may try to send unicast frames to a STA that does not have a STA entry. We need to make sure that that is caught in the rate control code before dereferencing STA data. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.c...
```diff diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c index 0ae5988e0b65..04ab457a8faa 100644 --- a/drivers/net/wireless/ath9k/rc.c +++ b/drivers/net/wireless/ath9k/rc.c @@ -1498,7 +1498,8 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, __le16 fc = h...
f1bc4ac61f2c08515afd80c6dc3962aa6d0b138b
Analyze and fix the following issue in the Linux kernel code: iwlwifi: use GFP_KERNEL to allocate Rx SKB memory
Problem Details: Previously we allocate Rx SKB with GFP_ATOMIC flag. This is because we need to hold a spinlock to protect the two rx_used and rx_free lists operation in the rxq. spin_lock(); ... element = rxq->rx_used.next; element->skb = alloc_skb(..., GFP_ATOMIC); list_del(element); list_add_tail(&element->li...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index a0051928d298..ff8635f0ed45 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1110,16 +1110,6 @@ static void iwl_setup_rx_handlers(struct iwl_priv *priv) priv->c...
95aa194ac4a8fee0aea64c9609e70211cd057ad2
Analyze and fix the following issue in the Linux kernel code: iwlwifi: use type uint for module param debug
Problem Details: This enables one to change the debug level at bit 31. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index a7e6e32bd489..3a78d860631d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -2354,7 +2354,7 @@ module_param_named(disable, iwl4965_mod_params.disable, int, 04...
c3a739fa3507d1d5b3d2cb6cc491edeef8fa54c0
Analyze and fix the following issue in the Linux kernel code: iwlwifi: update comments on the debug interface
Problem Details: Bring up-to-date some comments on the location of debug files. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Acked-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index ac8f83b1da7f..a0051928d298 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3342,7 +3342,7 @@ static int iwl_mac_beacon_update(struct ieee80211_hw *hw, struct sk...
135541215ca87ff00c269e65bcaef0bdcb99aab9
Analyze and fix the following issue in the Linux kernel code: mac80211: fix a typo in ieee80211_send_assoc() method.
Problem Details: This patch fixes a typo in ieee80211_send_assoc(), net/mac80211/mlme.c. The error is usage of a wrong member when building the ie80211 management frame (it should be assoc_req, and not reassoc_req). Signed-off-by: Rami Rosen <ramirose@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index a444b38f4901..1374b8c750ab 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -309,7 +309,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata, mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80...
f7a276a625e0b980185d2eb8e8e3e9425a708bee
Analyze and fix the following issue in the Linux kernel code: ath9k: Remove MAC header pad before reporting TX status
Problem Details: Remove the possible MAC header pad before reporting TX status to mac80211. This pad is hardware specific operation and should not be exposed outside the driver. This fixes the frame body in monitor interfaces that could be used to check on TX status for transmitted frames. Signed-off-by: Jouni Malinen...
```diff diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c index d6d402c18934..3bfc3b90f256 100644 --- a/drivers/net/wireless/ath9k/xmit.c +++ b/drivers/net/wireless/ath9k/xmit.c @@ -106,6 +106,7 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, struct ieee80211...
da027ca00a48715364da9a94d4b663029add528d
Analyze and fix the following issue in the Linux kernel code: ath9k: Fix TX status reporting for retries and MCS index
Problem Details: The count field in struct ieee80211_tx_rate does not include the final successful attempt, so only report retries here. Fix the struct ieee80211_tx_rate::idx field when MCS was used. It is supposed to be the MCS index, not an internal index to the rate control algorithm table. Signed-off-by: Jouni Ma...
```diff diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c index f9c309ed3a2d..d6d402c18934 100644 --- a/drivers/net/wireless/ath9k/xmit.c +++ b/drivers/net/wireless/ath9k/xmit.c @@ -125,7 +125,15 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, tx_info->flags...
d85882273367e98aecb9ff11a9d76515a6d37131
Analyze and fix the following issue in the Linux kernel code: rtl8187: Fix crash on unload when using SLUB debug
Problem Details: Reported-by: Hin-Tak Leung <htl10@users.sourceforge.net> After the code was modified to use urb anchors ("rtl8187: Use usb anchor facilities to manage urbs"), rtl8187 began generating an intermittent GPF on shutdown when using SLUB with debugging enabled. Furthermore, rebooting the system with a ping ...
```diff diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c index 3900c479b4e7..00ce3ef39abe 100644 --- a/drivers/net/wireless/rtl818x/rtl8187_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c @@ -294,15 +294,16 @@ static void rtl8187_rx_cb(struct urb *urb) int ra...
da9f57eade0a743450a201645db7fc5ac0809900
Analyze and fix the following issue in the Linux kernel code: rtl8187: Fix error returns
Problem Details: There are two places in the rtl8187 code where a routine was returning zero (OK) when it should have been returning an error. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Acked-by: Hin-Tak Leung <htl10@users.sourceforge.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/rtl818x/rtl8187_dev.c b/drivers/net/wireless/rtl818x/rtl8187_dev.c index 74f5449b7924..3900c479b4e7 100644 --- a/drivers/net/wireless/rtl818x/rtl8187_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8187_dev.c @@ -213,7 +213,7 @@ static int rtl8187_tx(struct ieee80211_hw *dev, struc...
d5e490362feb648048ef20db9b0b2531d5425775
Analyze and fix the following issue in the Linux kernel code: iwlagn: fix agn rate scaling
Problem Details: Rate scaling in agn can be broken because of these two problems 1- the LQ command could not sent, we try to call LQ command before post association will be rejected, this will cause the driver to break in rs_tx_status reporting initial rate does not match. 2- In rs_rate_init we ca...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 37b892044a18..f3f17929ca0b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -836,6 +836,10 @@ static void rs_tx_status(void *priv_r, struct ieee80211_...
0fe45b1debba7302155b62f3829119a1185a4f5a
Analyze and fix the following issue in the Linux kernel code: ath5k: fix 802.11 header padding on RX, unpadding on TX
Problem Details: Padding the 802.11 header to a multiple of 4 bytes needs to be done only for frames with a body. This fixes a bug where 2 bytes were missing in monitor mode for ACK frames. Inspired by a patch from Jouni Malinen on ath9k. Ref: http://bugzilla.kernel.org/show_bug.cgi?id=12101 : Signed-off-by: Benoit Pa...
```diff diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index 0e4317010ed0..9b5f31aab574 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -1668,7 +1668,7 @@ ath5k_tasklet_rx(unsigned long data) struct ath5k_desc *ds; int ret; int hdrlen; ...
baad1d921b1565b6f08f60c035531d13ad8afa82
Analyze and fix the following issue in the Linux kernel code: ath9k: Report HT rates in RX status
Problem Details: Fix and clean up the RX status reporting by getting rid of code that used internal rate tables and ratekbps calculation. The correct value is now reported with MCS index instead of the old mechanism that defaulted to using the highest legacy rate. Signed-off-by: Jouni Malinen <jouni.malinen@atheros.co...
```diff diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c index f2327d8e9c28..cc160fe9f817 100644 --- a/drivers/net/wireless/ath9k/recv.c +++ b/drivers/net/wireless/ath9k/recv.c @@ -111,33 +111,6 @@ static struct sk_buff *ath_rxbuf_alloc(struct ath_softc *sc, u32 len) return skb; } ...
094d05dc32fc2930e381189a942016e5561775d9
Analyze and fix the following issue in the Linux kernel code: mac80211: Fix HT channel selection
Problem Details: HT management is done differently for AP and STA modes, unify to just the ->config() callback since HT is fundamentally a PHY property and cannot be per-BSS. Rename enum nl80211_sec_chan_offset as nl80211_channel_type to denote the channel type ( NO_HT, HT20, HT40+, HT40- ). Signed-off-by: Johannes B...
```diff diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 02e1771bb274..e22fea18bad6 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -623,37 +623,40 @@ static int ath_get_channel(struct ath_softc *sc, return -1; } -/* ext_chan_offset:...
d85316ac459f1cdd14ea1828eebeac1f1028e167
Analyze and fix the following issue in the Linux kernel code: [MTD] fix m25p80 64-bit divisions
Problem Details: MTD has recently been upgraded for 64-bit support, see commit number 69423d99fc182a81f3c5db3eb5c140acc6fc64be in the mtd-2.6.git tree (git://git.infradead.org/mtd-2.6.git) or see this URL: http://git.infradead.org/mtd-2.6.git?a=commit;h=69423d99fc182a81f3c5db3eb5c140acc6fc64be Some variables in MTD da...
```diff diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c index 6659b2275c0c..9be0229c3d30 100644 --- a/drivers/mtd/devices/m25p80.c +++ b/drivers/mtd/devices/m25p80.c @@ -20,6 +20,7 @@ #include <linux/device.h> #include <linux/interrupt.h> #include <linux/mutex.h> +#include <linux/math64.h> ...
5b7f3a500cd097d673a6283fbb748c1e4f87bac6
Analyze and fix the following issue in the Linux kernel code: [MTD] fix dataflash 64-bit divisions
Problem Details: MTD has recently been upgraded for 64-bit support, see commit number 69423d99fc182a81f3c5db3eb5c140acc6fc64be in the mtd-2.6.git tree (git://git.infradead.org/mtd-2.6.git) or see this URL: http://git.infradead.org/mtd-2.6.git?a=commit;h=69423d99fc182a81f3c5db3eb5c140acc6fc64be Some variables in MTD da...
```diff diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c index 6dd9aff8bb2d..68068975940b 100644 --- a/drivers/mtd/devices/mtd_dataflash.c +++ b/drivers/mtd/devices/mtd_dataflash.c @@ -16,6 +16,7 @@ #include <linux/device.h> #include <linux/mutex.h> #include <linux/err.h> +#incl...
9158923228822c08ed3116bfe21472261a05a725
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Fix unused variable warnings in patch_sigmatel.c
Problem Details: Fixed "unused varible" warnings in patch_sigmatel.c that have been introduced by the last changes. Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 6b7eeba656ed..d9a89ced3c89 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -2972,8 +2972,8 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, "Front", "Surround", NUL...
19b3f31609dc8be3a56c78dcb7da723f10f7009c
Analyze and fix the following issue in the Linux kernel code: ALSA: Fix a Oops bug in omap soc driver.
Problem Details: There will be a Oops or frequent underrun messages when playing music with omap soc driver, this is because a data region is incorretly sized, other data region will be overwriten when writing to this data region. Signed-off-by: Stanley Miao <stanley.miao@windriver.com> Acked-by: Jarkko Nikula <jarkko...
```diff diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index e9084fdd2082..acd68efb2b75 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -233,7 +233,7 @@ static int omap_pcm_open(struct snd_pcm_substream *substream) if (ret < 0) goto out; - prtd = kzalloc(sizeof(prtd)...
8df0f70751dc0e51d0550caee3416339183c5767
Analyze and fix the following issue in the Linux kernel code: ALSA: ca0106 - Fix typo in resume code
Problem Details: The register and channel_id pair were twisted in the pm code... Oh my. Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c index cccc32cdb943..9845a20f5427 100644 --- a/sound/pci/ca0106/ca0106_mixer.c +++ b/sound/pci/ca0106/ca0106_mixer.c @@ -806,8 +806,8 @@ int __devinit snd_ca0106_mixer(struct snd_ca0106 *emu) #ifdef CONFIG_PM struct ca0106_vol_tbl...
692f90421d3716ef0d0f120d9d2c9684009a4a01
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Fix HD-Audio.txt reference of model list
Problem Details: The model list is now in HD-Audio-Models.txt. Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/Documentation/sound/alsa/HD-Audio.txt b/Documentation/sound/alsa/HD-Audio.txt index 642a2b012541..8d68fff71839 100644 --- a/Documentation/sound/alsa/HD-Audio.txt +++ b/Documentation/sound/alsa/HD-Audio.txt @@ -162,8 +162,8 @@ PCI SSID look-up. What `model` option values are available depends on th...
abe1dfab60e1839d115930286cb421f5a5b193f3
Analyze and fix the following issue in the Linux kernel code: ACPI: don't cond_resched() when irqs_disabled()
Problem Details: The ACPI interpreter usually runs with irqs enabled. However, during suspend/resume it runs with irqs disabled to evaluate _GTS/_BFS, as well as by irqrouter_resume() which evaluates _CRS, _PRS, _SRS. http://bugzilla.kernel.org/show_bug.cgi?id=12252 Signed-off-by: Wu Fengguang <wfg@linux.intel.com> S...
```diff diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index 029c8c06c151..0515e754449d 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -141,6 +141,10 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache) /* * We need to show where i...
e76f42761197dd6e9405e2eeb35932acfede115a
Analyze and fix the following issue in the Linux kernel code: ACPI: fix 2.6.28 acpi.debug_level regression
Problem Details: acpi_early_init() was changed to over-write the cmdline param, making it really inconvenient to set debug flags at boot-time. Also, This sets the default level to "info", which is what all the ACPI drivers use. So to enable messages from drivers, you only have to supply the "layer" (a.k.a. "component...
```diff diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index e0f346d201ed..c9115c1b672c 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -220,14 +220,17 @@ and is between 256 and 4096 characters. It is defined in the file Bits in d...
a7883dece6ef82097e6bdf19c1d0a20351e06056
Analyze and fix the following issue in the Linux kernel code: x86: fix warning in arch/x86/kernel/io_apic.c
Problem Details: this warning: arch/x86/kernel/io_apic.c: In function ‘ir_set_msi_irq_affinity’: arch/x86/kernel/io_apic.c:3373: warning: ‘cfg’ may be used uninitialized in this function triggers because the variable was truly uninitialized. We'd crash on entering this code. Signed-off-by: Ingo Molnar <mingo@elt...
```diff diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c index 58938cc4b7d3..908c1d00a5c7 100644 --- a/arch/x86/kernel/io_apic.c +++ b/arch/x86/kernel/io_apic.c @@ -3360,7 +3360,7 @@ static void ir_set_msi_irq_affinity(unsigned int irq, const struct cpumask *mask) { struct irq_desc *desc = irq_to_...
9924da434a13668fceb208d56dbdf86d166862cc
Analyze and fix the following issue in the Linux kernel code: sched: fix warning in kernel/sched.c
Problem Details: Impact: fix cpumask conversion bug this warning: kernel/sched.c: In function ‘find_busiest_group’: kernel/sched.c:3429: warning: passing argument 1 of ‘__first_cpu’ from incompatible pointer type shows that we forgot to convert a new patch to the new cpumask APIs. Signed-off-by: Ingo Molnar <mi...
```diff diff --git a/kernel/sched.c b/kernel/sched.c index 8fc0d5aa43b1..ae5ca3f9e776 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -3394,7 +3394,7 @@ out_balanced: *imbalance = min_load_per_task; if (sched_mc_power_savings >= POWERSAVINGS_BALANCE_WAKEUP) { cpu_rq(this_cpu)->rd->sched_mc_preferred_wakeu...
06aaf76a7e2e4cc57eabcb8f43ec99c961fe55fe
Analyze and fix the following issue in the Linux kernel code: sched: move test_sd_parent() to an SMP section of sched.h
Problem Details: Impact: build fix Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/include/linux/sched.h b/include/linux/sched.h index 5a933d925473..e5f928a079e8 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -920,6 +920,15 @@ extern void partition_sched_domains(int ndoms_new, struct cpumask *doms_new, struct sched_domain_attr *dattr_new); extern int ...
345077cd98ff5532b2d1158013c3fec7b1ae85ec
Analyze and fix the following issue in the Linux kernel code: x86: fix intel x86_64 llc_shared_map/cpu_llc_id anomolies
Problem Details: Impact: fix wrong cache sharing detection on platforms supporting > 8 bit apicid's In the presence of extended topology eumeration leaf 0xb provided by cpuid, 32bit extended initial_apicid in cpuinfo_x86 struct will be updated by detect_extended_topology(). At this instance, we should also reinit the ...
```diff diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c index ef8f831af823..2cf23634b6d9 100644 --- a/arch/x86/kernel/cpu/addon_cpuid_features.c +++ b/arch/x86/kernel/cpu/addon_cpuid_features.c @@ -120,9 +120,17 @@ void __cpuinit detect_extended_topology(struct cpuin...
d8a0be6ab7ba1ffa43e7ea0dcdde3e8b68d4f762
Analyze and fix the following issue in the Linux kernel code: cciss: fix problem that deleting multiple logical drives could cause a panic
Problem Details: Fix problem that deleting multiple logical drives could cause a panic. It fixes a panic which can be easily reproduced in the following way: Just create several "arrays," each with multiple logical drives via hpacucli, then delete the first array, and it will blow up in deregister_disk(), in the call ...
```diff diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 9364dc554257..9f7c543cc04b 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -1693,6 +1693,11 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time) for (i = 0; i <= h->highest_lun; i++) { int j; drv_found = 0; + +...
ab5024ab23b78c86a0a1425defcdde48710fe449
Analyze and fix the following issue in the Linux kernel code: net: ppp_generic - use DEFINE_IDR for static initialization
Problem Details: We could use DEFINE_IDR for statically allocated idr that allow us to save a few lines of code. And spell fix. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 3ee7830d458d..c832d600d1e8 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -179,7 +179,7 @@ struct channel { */ static DEFINE_MUTEX(all_ppp_mutex); static atomic_t ppp_unit_count = ATOMIC_INIT(0); -static stru...
221b3d60cbb2740ec7d46a4f1ea6d3318a112e51
Analyze and fix the following issue in the Linux kernel code: ucc_geth: Remove UGETH_FILTERING dead code
Problem Details: The code appears to be dead: nobody call these functions, plus build breaks when UGETH_FILTERING is enabled: ucc_geth.c:1848: warning: 'struct enet_addr' declared inside parameter list ucc_geth.c:1848: warning: its scope is only this definition or declaration, which is probably not what you want ucc_g...
```diff diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 4490c0882779..adb4073ce151 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2294,10 +2294,6 @@ config UGETH_MAGIC_PACKET bool "Magic Packet detection support" depends on UCC_GETH -config UGETH_FILTERING - bool "Mac address filterin...
3e73fc9a12679a546284d597c1f19165792d0b83
Analyze and fix the following issue in the Linux kernel code: ucc_geth: Fix IO memory (un)mapping code
Problem Details: The driver doesn't check ioremap() return value, and doesn't free the remapped memory. This patch fixes it. Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 052ad71365de..defdad445ecb 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -2218,7 +2218,10 @@ static void ucc_geth_memclean(struct ucc_geth_private *ugeth) while (!list_empty(&ugeth->ind_hash_q)) put_enet_addr_container...
67c2fb8ff0eda3cee95954a1dd245c3ce1a10486
Analyze and fix the following issue in the Linux kernel code: ucc_geth: Fix IRQ freeing code in ucc_geth_open()
Problem Details: open() routine calls stop() in case of errors, the function will try to free the requested IRQ. But we don't know if it was actually requested, so the code might issue bogus free_irq(0, dev) call. Fix this by rearranging the code so that now request_irq() is the last call in the open() routine, and mo...
```diff diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 6ebefe951b95..3d1966c34d29 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -2300,8 +2300,6 @@ static void ucc_geth_stop(struct ucc_geth_private *ugeth) tempval &= ~(MACCFG1_ENABLE_RX | MACCFG1_ENABLE_TX); out_be32(&ug_reg...
1762a29ae5ebdd974eb2ba0c36b56ab6f7a9c16d
Analyze and fix the following issue in the Linux kernel code: ucc_geth: Fix TX watchdog timeout handling
Problem Details: The timeout handling code is currently broken in several ways: - It calls stop() (which frees all the memory and IRQ), and then calls startup() (which won't re-request IRQ, neither it will re-init the Fast UCC structure). - It calls these routines from the softirq context, which is wrong, since ...
```diff diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index fa25dc1fcdf1..6ebefe951b95 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -3355,13 +3355,17 @@ static int ucc_geth_startup(struct ucc_geth_private *ugeth) return 0; } -/* ucc_geth_timeout gets called when a packet has n...
b3431c647662a3647f3500a12ec85d65e3622759
Analyze and fix the following issue in the Linux kernel code: ucc_geth: Fix endless loop in stop_{tx,rx} routines
Problem Details: Currently the routines wait for the various bits w/o an assumption that bits may never get set. When timeouts happen I see that these bits never get set and so the routines hang the kernel. With this patch we'll wait the graceful stop for 100 ms, and then will simply exit. There is nothing* we can do ...
```diff diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index 0a5b817fd7ac..fa25dc1fcdf1 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -1647,6 +1647,7 @@ static int ugeth_graceful_stop_tx(struct ucc_geth_private *ugeth) struct ucc_fast_private *uccf; u32 cecr_subblock; u32 temp;...
d231776fda4a1ed754298720c5fbc29eb34f130c
Analyze and fix the following issue in the Linux kernel code: NIU: Implement discard counters, info/debug statements.
Problem Details: Discard packet counter debug statements that can be turned on at runtime by users to assist debugging of the driver code. Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 7b6cdd07c85f..671721c8ca65 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -3558,6 +3558,9 @@ static inline void niu_sync_rx_discard_stats(struct niu *np, if (unlikely(misc & RXMISC_OFLOW)) dev_err(np->device, "rx-%d: Counter overflow " ...
b8a606b871d37e03b92be1bd3deedeee97ea4f13
Analyze and fix the following issue in the Linux kernel code: NIU: Implement discard counters
Problem Details: Implementing discard counters for the NIU driver turned out to be more complicated than first assumed. The discard counters for the NIU neptune chip are only 16-bit (even though this is a 64-bit chip). These 16-bit counters can overflow quickly, especially considering this is a 10Gbit/s ethernet card...
```diff diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 022866dc0915..7b6cdd07c85f 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -3527,6 +3527,51 @@ out: } } +static inline void niu_sync_rx_discard_stats(struct niu *np, + struct rx_ring_info *rp, + const int limit) +{ + /* Th...
b88a2a22c6670c31586d1a716255eae4c320b363
Analyze and fix the following issue in the Linux kernel code: netdevice zd1201: Use after free
Problem Details: | commit 3d29b0c33d431ecc69ec778f8c236d382f59a85f | Author: John W. Linville <linville@tuxdriver.com> | Date: Fri Oct 31 14:13:12 2008 -0400 | | netdevice zd1201: Convert directly reference of netdev->priv to netdev_priv() | | We have some reasons to kill netdev->priv: | 1. netdev->priv i...
```diff diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c index 3404807b3e12..b45c27d42fd8 100644 --- a/drivers/net/wireless/zd1201.c +++ b/drivers/net/wireless/zd1201.c @@ -1841,10 +1841,6 @@ static void zd1201_disconnect(struct usb_interface *interface) if (!zd) return; usb_set_intfdat...
7b4967c532045a1983d6d4af5c69cc7c5109f62b
Analyze and fix the following issue in the Linux kernel code: cpumask: Add alloc_cpumask_var_node()
Problem Details: Impact: New API This will be needed in x86 code to allocate the domain and old_domain cpumasks on the same node as where the containing irq_cfg struct is allocated. (Also fixes double-dump_stack on rare CONFIG_DEBUG_PER_CPU_MAPS case) Signed-off-by: Mike Travis <travis@sgi.com> Signed-off-by: Rusty ...
```diff diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index d4bf52603e6b..b5ad19a6f43f 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -1025,6 +1025,7 @@ static inline size_t cpumask_size(void) #ifdef CONFIG_CPUMASK_OFFSTACK typedef struct cpumask *cpumask_var_t; +bool alloc_c...
ac5c4e76180a74c7f922f6fa71ace0cef45fa433
Analyze and fix the following issue in the Linux kernel code: drm/i915: GEM on PAE has problems - disable it for now.
Problem Details: On PAE systems, GEM allocates pages using shmem, and passes these pages to be bound into AGP, however the AGP interfaces + the x86 set_memory interfaces all take unsigned long not dma_addr_t. The initial fix for this was a mess, so we need to do this correctly for 2.6.29. Signed-off-by: Dave Airlie <...
```diff diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 553dd4bc3075..afa8a12cd009 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -717,7 +717,7 @@ static int i915_getparam(struct drm_device *dev, void *data, value = dev->pci_device; break...
739840d529eb7505d3cbfe9d468bf1440c9a8e27
Analyze and fix the following issue in the Linux kernel code: ppp: fix segfaults introduced by netdev_priv changes
Problem Details: This patch fixes a segfault in ppp_shutdown_interface() and ppp_destroy_interface() when a PPP connection is closed. I bisected the problem to the following commit: commit c8019bf3aff653cceb64f66489fc299ee5957b57 Author: Wang Chen <wangchen@cn.fujitsu.com> Date: Thu Nov 20 04:24:17 2008 -0800 ...
```diff diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 7e857e938adb..714a23035de1 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -116,6 +116,7 @@ struct ppp { unsigned long last_xmit; /* jiffies when last pkt sent 9c */ unsigned long last_recv; /* jiffies when la...
1b08534e562dae7b084326f8aa8cc12a4c1b6593
Analyze and fix the following issue in the Linux kernel code: net: Fix module refcount leak in kernel_accept()
Problem Details: The kernel_accept() does not hold the module refcount of newsock->ops->owner, so we need __module_get(newsock->ops->owner) code after call kernel_accept() by hand. In sunrpc, the module refcount is missing to hold. So this cause kernel panic. Used following script to reproduct: while [ 1 ]; do mo...
```diff diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index ba537fae0a4c..ce68e046d963 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -1786,8 +1786,6 @@ static inline void rfcomm_accept_connection(struct rfcomm_session *s) if (err < 0) return; - __module_ge...