id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
82925e76db19112cad62066828c1db0bbb3f77e3 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] 86xx: Fix definition of global-utilites structure | Problem Details:
The current definition of struct ccsr_guts in immap_86xx.h was for 85xx.
This patch fixes that and replaces the vague integer types with sized types
of the correct endianness. The unused struct ccsr_pci is also deleted.
Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Kumar Gala <galak@... | ```diff
diff --git a/include/asm-powerpc/immap_86xx.h b/include/asm-powerpc/immap_86xx.h
index 59b9e07b8e99..c83d7ad16606 100644
--- a/include/asm-powerpc/immap_86xx.h
+++ b/include/asm-powerpc/immap_86xx.h
@@ -1,124 +1,65 @@
-/*
+/**
* MPC86xx Internal Memory Map
*
- * Author: Jeff Brown
+ * Authors: Jeff Brown
+ ... |
748a768384e05c021ea6be221b80c62a83d7b520 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] Fix modpost warnings from head*.S on ppc32 | Problem Details:
We get warnings like the following from the various ppc32 head*.S files:
WARNING: vmlinux.o(.text+0x358): Section mismatch: reference to .init.text:early_init (between 'skpinv' and 'interrupt_base')
WARNING: vmlinux.o(.text+0x380): Section mismatch: reference to .init.text:machine_init (between 'skpin... | ```diff
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 0e3df1f55feb..12febfe43de6 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -48,20 +48,17 @@
mtspr SPRN_DBAT##n##L,RB; \
1:
- .text
+ .section .text.head, "ax"
.stabs "arch/powerpc/kernel/",N... |
7f2862c34521ee6006f9c2678d68a02dc57b5444 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] linkstation updates | Problem Details:
1. Fix RTC type - it is a rs5c372a, not rs5c372b
2. Configure both UART interrupts edge-triggered
3. Add a license header to ls_uart.c
4. Check for running on linkstation in a late_initcall() function. Needed
for multiplatform builds, even though linkstation doesn't support them
yet
5. Remove unn... | ```diff
diff --git a/arch/powerpc/boot/dts/kuroboxHD.dts b/arch/powerpc/boot/dts/kuroboxHD.dts
index b0eeff036de3..a7b3714bc029 100644
--- a/arch/powerpc/boot/dts/kuroboxHD.dts
+++ b/arch/powerpc/boot/dts/kuroboxHD.dts
@@ -69,7 +69,7 @@ XXXX add flash parts, rtc, ??
rtc@32 {
device_type = "rtc";
- compati... |
93a6925ec10c2d5792ffad35af8366179c9db57c | Analyze and fix the following issue in the Linux kernel code: Btrfs: Fix extra link count dec in rename | Problem Details:
Signed-off-by: Chris Mason <chris.mason@oracle.com> | ```diff
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 39c1fe178f47..cde8ddde6098 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2214,13 +2214,6 @@ static int btrfs_rename(struct inode * old_dir, struct dentry *old_dentry,
ret = btrfs_unlink_trans(trans, root, new_dir, new_dentry);
if (ret)
... |
7f50382dc87988d618f2d47364b22ad5973a968d | Analyze and fix the following issue in the Linux kernel code: [POWERPC] 85xx: Clean up from 85xx_ds rename | Problem Details:
Renamed functions in 85xx_ds from 8544 to 85xx.
Kept an unique machine def/probe for the MPC8544 DS board to
handle some subtle differences between the future board based
on the DS platform.
Also fixed building w/o CONFIG_PCI and minor whitespace fixes.
Signed-off-by: Kumar Gala <galak@kernel.crashi... | ```diff
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
index 48983bc56d46..3a5c3c47653c 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -1,5 +1,5 @@
/*
- * MPC8544 DS Board Setup
+ * MPC85xx DS Board Setup
*
*... |
75cdff9242c4e048cb830d359920719d29b9ee7c | Analyze and fix the following issue in the Linux kernel code: [POWERPC] PS3: Enhance storage probe debug output | Problem Details:
Add some more info to the PS3 storage probe debug output.
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: Paul Mackerras <paulus@samba.org> | ```diff
diff --git a/arch/powerpc/platforms/ps3/device-init.c b/arch/powerpc/platforms/ps3/device-init.c
index ce15cada88d4..fd063fe0c9b3 100644
--- a/arch/powerpc/platforms/ps3/device-init.c
+++ b/arch/powerpc/platforms/ps3/device-init.c
@@ -297,8 +297,8 @@ static int ps3_storage_wait_for_device(const struct ps3_repos... |
85d02924a38789be35e83adba32eb6690535cfb0 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] PS3: Fix CONFIG_SMP=n, CONFIG_KEXEC=y build | Problem Details:
Currently, the ps3 kernel fails to build without smp but with kexec, as
ps3_kexec_cpu_down needs ps3_smp_cleanup_cpu, which isn't defined on UP
kernels. This change adds an empty ps3_smp_cleanup_cpu for UP kernels.
Booted on ps3.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Geoff Levand ... | ```diff
diff --git a/arch/powerpc/platforms/ps3/platform.h b/arch/powerpc/platforms/ps3/platform.h
index 2eb8f92704b4..27c7d099816a 100644
--- a/arch/powerpc/platforms/ps3/platform.h
+++ b/arch/powerpc/platforms/ps3/platform.h
@@ -47,7 +47,11 @@ void __init ps3_register_ipi_debug_brk(unsigned int cpu, unsigned int virq... |
e788ff13be03c2cc4055d5569b7b218dc3f2cb7b | Analyze and fix the following issue in the Linux kernel code: [POWERPC] prom_init whitespace cleanup, typo fix | Problem Details:
Whitespace cleanup: badly indented lines.
Typo in comment.
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org> | ```diff
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 29c2160bcbb5..1db10f70ae69 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -1199,7 +1199,7 @@ static void __init prom_initialize_tce_table(void)
if ((type[0] == 0) || (strstr(type, RELOC... |
4674f2f33948432469e52d5bcaeda9904e34fe46 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] bootwrapper: flatdevtree fixes | Problem Details:
1. ft_create_node was returning the internal pointer rather than a phandle.
2. ft_find_device_rel was treating a "top" phandle of NULL as an error,
rather than as the root of the tree. The old, absolute ft_find_device
is removed, and the relative version is renamed to ft_find_device().
Signed-off-by:... | ```diff
diff --git a/arch/powerpc/boot/flatdevtree.c b/arch/powerpc/boot/flatdevtree.c
index 13761bf160c4..0af7291fc67c 100644
--- a/arch/powerpc/boot/flatdevtree.c
+++ b/arch/powerpc/boot/flatdevtree.c
@@ -354,16 +354,21 @@ static void ft_put_bin(struct ft_cxt *cxt, const void *data, unsigned int sz)
cxt->p += sza;
... |
6bcc4c01755fd2066bc374193cf3b0849cbabe47 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] Remove warning in arch/powerpc/kernel/sysfs.c | Problem Details:
Fixes:
arch/powerpc/kernel/sysfs.c: In function 'cpu_add_sysdev_attr_group':
arch/powerpc/kernel/sysfs.c:388: warning: ignoring return value of
'sysfs_create_group', declared with attribute warn_unused_result
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.... | ```diff
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index d7835ba9fb8c..25d9a96484dd 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -440,12 +440,14 @@ int cpu_add_sysdev_attr_group(struct attribute_group *attrs)
{
int cpu;
struct sys_device *sysdev;
+ int r... |
60b332e755da7dbf32f1660973ce4f97ebf05d05 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] Export virq mapping via debugfs | Problem Details:
This adds a debugfs file "powerpc/virq_mapping", which shows the virtual
to real mapping of irq numbers. Enable it with CONFIG_VIRQ_DEBUG.
Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
Signed-off-by: Chen Gong <G.Chen@freescale.com>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed... | ```diff
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index 22acece95b11..c38bc2237057 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -124,6 +124,16 @@ config IRQSTACKS
for handling hard and soft interrupts. This can help avoid
overflowing the process kernel ... |
f3da54ba140c6427fa4a32913e1bf406f41b5dda | Analyze and fix the following issue in the Linux kernel code: Fix race with shared tag queue maps | Problem Details:
There's a race condition in blk_queue_end_tag() for shared tag maps,
users include stex (promise supertrak thingy) and qla2xxx. The former
at least has reported bugs in this area, not sure why we haven't seen
any for the latter. It could be because the window is narrow and that
other conditions in th... | ```diff
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index a15845c164f2..cd20367061d7 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -1075,12 +1075,6 @@ void blk_queue_end_tag(struct request_queue *q, struct request *rq)
*/
return;
- if (unlikely(!__test_and_clear_bit(tag, bqt->tag_map))) {
- ... |
9ca2152e173554e7ffb7919dc4916a7c61f8be1a | Analyze and fix the following issue in the Linux kernel code: Fix this Paul Simon song's name | Problem Details:
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | ```diff
diff --git a/Documentation/ManagementStyle b/Documentation/ManagementStyle
index cbbebfb51ffe..49a8efa5afeb 100644
--- a/Documentation/ManagementStyle
+++ b/Documentation/ManagementStyle
@@ -166,7 +166,7 @@ To solve this problem, you really only have two options:
The option of being unfailingly polite really d... |
106c4a9cef3671b0a251e64c8f6fb7f1a4d801c6 | Analyze and fix the following issue in the Linux kernel code: radeonfb: fix chip definition for Radeon Xpress 200M 0x5975 | Problem Details:
This fixes a problem introduced with commit
b5f2f4d1a6d7efde39cfb5e1d034981c69f2214c
The commit added a wrong chip definition to radeonfb which causes
a blank console on my Laptop if radeonfb is loaded.
The patch
- renames PCI_CHIP_RS485_5975 to PCI_CHIP_RS482_5975
- corrects the chip family (RS480 ... | ```diff
diff --git a/drivers/video/aty/ati_ids.h b/drivers/video/aty/ati_ids.h
index 685a754991c6..dca2eb8f2dde 100644
--- a/drivers/video/aty/ati_ids.h
+++ b/drivers/video/aty/ati_ids.h
@@ -192,6 +192,12 @@
#define PCI_CHIP_RS300_5835 0x5835
#define PCI_CHIP_RS300_5836 0x5836
#define PCI_CHIP_RS300_5837 0x5837
+... |
f2740e45ae59d76ce4303d83824d3625b23334e5 | Analyze and fix the following issue in the Linux kernel code: radeonfb: fix setting of PPLL_REF_DIV for RV370 5B60. | Problem Details:
As observed with various Radeon X300 cards console goes blank
without that fix.
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andreas Herrmann <aherrman@arcor.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | ```diff
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 47ca62fe7c3e..5a8af4da4ce8 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -1285,7 +1285,8 @@ static void radeon_write_pll_regs(struct radeonfb_info *rinfo, struct radeon_reg
if (rinfo->f... |
b9338a78fc21e980d33c58b31f3bb37cd48a68f6 | Analyze and fix the following issue in the Linux kernel code: [ARM] 4567/1: Fix 'Oops - undefined instruction' when CONFIG_VFP=y on non VFP device | Problem Details:
vfp_init() takes care of the condition when CONFIG_VFP=y but no real VFP
device exists. However, when this condition is true, a compiler might
misplace code lines in a way that will break this support. (To be more
specific - fmrx(FPSID) might be executed before vfp_testing_entry
assignment, which will ... | ```diff
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 04ddab2bd876..eea3f50743d5 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -323,6 +323,7 @@ static int __init vfp_init(void)
* we just need to read the VFPSID register.
*/
vfp_vector = vfp_testing_entry;
+ bar... |
a041fe2e8d0bd749b2416ef79adc416e24af7c63 | Analyze and fix the following issue in the Linux kernel code: spidernet: fix interrupt reason recognition | Problem Details:
This patch solves a problem that the spidernet driver sometimes fails
to handle IRQ.
The problem happens because,
- In Cell architecture, interrupts may arrive at an interrupt
controller, even if they are masked by the setting on registers of
devices. It happens when interrupt packets are sent jus... | ```diff
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 590b12c7246c..82d837ab4db9 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -1441,17 +1441,14 @@ static void
spider_net_handle_error_irq(struct spider_net_card *card, u32 status_reg)
{
u32 error_reg1, error_reg2;
-... |
64251621796d5d4c0c4b6a6b6d845e4a43c63aee | Analyze and fix the following issue in the Linux kernel code: ehea: fix last_rx update | Problem Details:
Update last_rx in registered device struct instead of
in the dummy device.
Signed-off-by: Jan-Bernd Themann <themann@de.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org> | ```diff
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 1e9fd6f36910..717b12984d10 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -471,7 +471,7 @@ static struct ehea_cqe *ehea_proc_rwqes(struct net_device *dev,
else
netif_receive_skb(skb);
- d... |
026d7917e592f91063861e002adf1c806d7756ae | Analyze and fix the following issue in the Linux kernel code: Fix a lock problem in generic phy code | Problem Details:
Lock debugging finds a problem in phy.c and phy_device.c,
this patch fixes it. Tested on an AT91SAM9263-EK board,
kernel 2.6.23-rc4.
Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org> | ```diff
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index e323efd4ed18..0cc4369cacba 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -755,7 +755,7 @@ out_unlock:
*/
void phy_start(struct phy_device *phydev)
{
- spin_lock(&phydev->lock);
+ spin_lock_bh(&phydev->lock);
switch (phy... |
c413fecc763e380ec93dc6faf726e7e735ade04e | Analyze and fix the following issue in the Linux kernel code: lguest: Fix guest crash when CONFIG_X86_USE_3DNOW=y | Problem Details:
One of the very first things lguest_init() does is a memcpy. On
Athlon/Duron/K7 or CyrixIII/VIA-C3 or Geode GX/LX, this tries to use
MMX.
memcpy -> _mmx_memcpy -> kernel_fpu_begin -> clts -> paravirt_ops.clts
But we haven't set paravirt_ops.clts yet, so we do the native version
and crash. The simpl... | ```diff
diff --git a/drivers/lguest/lguest.c b/drivers/lguest/lguest.c
index 6e135ac0834f..ee1c6d05c3d3 100644
--- a/drivers/lguest/lguest.c
+++ b/drivers/lguest/lguest.c
@@ -964,11 +964,12 @@ __init void lguest_init(void *boot)
{
/* Copy boot parameters first: the Launcher put the physical location
* in %esi, an... |
ee56c47440ab04c6a35c835a9bcc4193304adf93 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] Move serial_dev_init to device_initcall() | Problem Details:
With the I/O space rewrite by BenH, the legacy_serial serial_dev_init()
initcall is now called before I/O space is setup, but it's dependent on
it being available.
Since there's no way to make dependencies between initcalls, we'll just
have to move it to device_initcall(). Yes, it's suboptimal but I'm... | ```diff
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index cea8045ba40b..90fa11c72e1c 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -493,7 +493,7 @@ static int __init serial_dev_init(void)
return platform_device_register(&seri... |
9863b78a1a82347fa1e727bdca0110151a5c4f10 | Analyze and fix the following issue in the Linux kernel code: i386: Fix leak of ../kernel from top level | Problem Details:
Fix a compile error when the directory above the kernel source contains
a file named "kernel". Originally from Ben LaHaise, modified based on
feedback from Sam Ravnborg
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Ben LaHaise <bcrl@kvack.org>
Signed-off-by: Linus Tor... | ```diff
diff --git a/arch/i386/mach-generic/Makefile b/arch/i386/mach-generic/Makefile
index 77fbc9f64fbc..6914485c0d85 100644
--- a/arch/i386/mach-generic/Makefile
+++ b/arch/i386/mach-generic/Makefile
@@ -2,6 +2,6 @@
# Makefile for the generic architecture
#
-EXTRA_CFLAGS += -I../kernel
+EXTRA_CFLAGS := -Iarch/i3... |
fb4f0e8832e0075849b41b65f6bb9fdfa7593b99 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] Enable GENERIC_ISA_DMA if FSL_ULI1575 to fix compile issue | Problem Details:
Since the ULI1575 has a ISA bus we need to enable the generic ISA dma
support for drivers that might expect it. Without this we get compile
errors like the following:
ound/built-in.o: In function `claim_dma_lock':
/home/galak/git/linux-8572/include/asm/dma.h:189: undefined reference to `dma_spin_lock... | ```diff
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig
index cfc249741592..19d4628edf79 100644
--- a/arch/powerpc/platforms/Kconfig
+++ b/arch/powerpc/platforms/Kconfig
@@ -285,6 +285,7 @@ config AXON_RAM
config FSL_ULI1575
bool
default n
+ select GENERIC_ISA_DMA
help
Supports f... |
1da97f83a843f92678b614fcaebdb3e4ebd6c9dd | Analyze and fix the following issue in the Linux kernel code: [BLUETOOTH]: Fix non-COMPAT build of hci_sock.c | Problem Details:
Signed-off-by: David S. Miller <davem@davemloft.net> | ```diff
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index d16ca8e53700..5ccea5fbd236 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -348,16 +348,17 @@ static inline void hci_sock_cmsg(struct sock *sk, struct msghdr *msg, struct sk_
skb_get_timestamp(skb, &tv);
+ dat... |
0931ce8439365358b1cacf888ddc8fb008036125 | Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix some bugs in lib/string.h functions found by our string testing modules | Problem Details:
- use ints for the return value rather than char since we actually return
an int and we dont want it improperly being sign extended during the reload
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3525
- if src is shorter than the requested n... | ```diff
diff --git a/include/asm-blackfin/string.h b/include/asm-blackfin/string.h
index 6f1eb7d6d3cb..e8ada91ab002 100644
--- a/include/asm-blackfin/string.h
+++ b/include/asm-blackfin/string.h
@@ -9,13 +9,16 @@ extern inline char *strcpy(char *dest, const char *src)
char *xdest = dest;
char temp = 0;
- __asm__ ... |
2cc7345ff71b27b5ac99e49ad7de39360042f601 | Analyze and fix the following issue in the Linux kernel code: [SPARC64]: Fix booting on V100 systems. | Problem Details:
On the root PCI bus, the OBP device tree lists device 3 twice.
Once as 'pm' and once as 'lomp'.
Everything goes downhill from there.
Ignore the second instance to workaround this.
Thanks to Kövedi_Krisztián for the bug report and
testing the fix.
Signed-off-by: David S. Miller <davem@davemloft.net> | ```diff
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 139b4cff8019..e8dac81d8a0d 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -744,7 +744,7 @@ static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
{
struct device_node *child;
const u32 *reg;
- int r... |
7111de76438e05ceab8ba2a471192fa3ea6c3572 | Analyze and fix the following issue in the Linux kernel code: fix SERIAL_CORE_CONSOLE driver dependencies | Problem Details:
SERIAL_BFIN=m or SERIAL_MUX=m shouldn't allow SERIAL_CORE_CONSOLE=y.
Additionally, this patch fixes whitespace instead of tabs at the
SERIAL_MUX_CONSOLE option.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: Bryan Wu <bryan.wu@analog.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andre... | ```diff
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 64ff6a5f6afd..81b52b7cca21 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -611,7 +611,7 @@ config SERIAL_BFIN
config SERIAL_BFIN_CONSOLE
bool "Console on Blackfin serial port"
- depends on SERIAL_BFIN
+ depends on SERIA... |
9c54ea95852a920720868d0e18bb4e9d645ea007 | Analyze and fix the following issue in the Linux kernel code: Subject: [PATCH] Intel FB pixel clock calculation fix | Problem Details:
Intel framebuffer mis-calculated pixel clocks.
The pixel clock (and thus both H and V sync) will be slower than requested, so
if you set the minimum allowed the display may not sync. In case of really
old CRT display it could theoretically damage it.
I'm using it with PAL TV (using RGB input - SCART... | ```diff
diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c
index 16bc8d75e36e..b21d0dec9283 100644
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -924,10 +924,10 @@ calc_pll_params(int index, int clock, u32 *retm1, u32 *retm2, u32 *retn, u32 *re
if... |
ba0268a8b056f2ad846f1f8837a764c21bb6425e | Analyze and fix the following issue in the Linux kernel code: SLUB: accurately compare debug flags during slab cache merge | Problem Details:
This was posted on Aug 28 and fixes an issue that could cause troubles
when slab caches >=128k are created.
http://marc.info/?l=linux-mm&m=118798149918424&w=2
Currently we simply add the debug flags unconditional when checking for a
matching slab. This creates issues for sysfs processing when slabs ... | ```diff
diff --git a/mm/slub.c b/mm/slub.c
index 7defe84e6bd0..addb20a6d67d 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -986,7 +986,9 @@ out:
__setup("slub_debug", setup_slub_debug);
-static void kmem_cache_open_debug_check(struct kmem_cache *s)
+static unsigned long kmem_cache_flags(unsigned long objsize,
+ unsigne... |
4150d3f549fe2355625017b2a6ff72aec98bcef0 | Analyze and fix the following issue in the Linux kernel code: revert "highmem: catch illegal nesting" | Problem Details:
Revert
commit 656dad312fb41ed95ef08325e9df9bece3aacbbb
Author: Ingo Molnar <mingo@elte.hu>
Date: Sat Feb 10 01:46:36 2007 -0800
[PATCH] highmem: catch illegal nesting
Catch illegally nested kmap_atomic()s even if the page that is mapped by
the 'inner' instance is from lowmem.
This avoids s... | ```diff
diff --git a/arch/i386/mm/highmem.c b/arch/i386/mm/highmem.c
index ad8d86cc683e..1c3bf95f7356 100644
--- a/arch/i386/mm/highmem.c
+++ b/arch/i386/mm/highmem.c
@@ -34,17 +34,16 @@ void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot)
/* even !CONFIG_PREEMPT needs this, for in_atomic in do... |
298a5df45d497e66064fda22ef0abf13766d3333 | Analyze and fix the following issue in the Linux kernel code: Fix "no_sync_cmos_clock" logic inversion in kernel/time/ntp.c | Problem Details:
Seems to me that this timer will only get started on platforms that say
they don't want it?
Signed-off-by: Tony Breeds <tony@bakeyournoodle.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Gabriel Paubert <paubert@iram.es>
Cc: Zachary Amsden <zach@vmware.com>
Acked-by: Thomas Gleixner <tglx@linutronix.d... | ```diff
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index cd91237dbfe3..de6a2d6b3ebb 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -226,7 +226,7 @@ static void sync_cmos_clock(unsigned long dummy)
static void notify_cmos_timer(void)
{
- if (no_sync_cmos_clock)
+ if (!no_sync_cmos_clock)
mod_ti... |
0e2f6db88a6900bc9db576d6b478b12ee60d61f7 | Analyze and fix the following issue in the Linux kernel code: Leases can be hidden by flocks | Problem Details:
The inode->i_flock list contains the leases, flocks and posix
locks in the specified order. However, the flocks are added in
the head of this list thus hiding the leases from F_GETLEASE
command, from time_out_leases() and other code that expects
the leases to come first.
The following example will dem... | ```diff
diff --git a/fs/locks.c b/fs/locks.c
index 50857d2d3404..c795eaaf6c4c 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -782,7 +782,7 @@ find_conflict:
if (request->fl_flags & FL_ACCESS)
goto out;
locks_copy_lock(new_fl, request);
- locks_insert_lock(&inode->i_flock, new_fl);
+ locks_insert_lock(before, new_fl... |
4740622c5c805d88c63a50747a2d05537dd233cf | Analyze and fix the following issue in the Linux kernel code: intel_agp: fix GTT map size on G33 | Problem Details:
G33 has 1MB GTT table range. Fix GTT mapping in case like 512MB aperture
size.
Signed-off-by: Zhenyu Wang <zhenyu.z.wang@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds ... | ```diff
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 581f9222a9d1..7c69bf259caa 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -919,6 +919,7 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
struct aper_size_info_fixed *size;
... |
f443675affe3f16dd428e46f0f7fd3f4d703eeab | Analyze and fix the following issue in the Linux kernel code: intel_agp: fix stolen mem range on G33 | Problem Details:
G33 GTT stolen memory is below graphics data stolen memory and be seperate,
so don't subtract it in stolen mem counting.
Signed-off-by: Zhenyu Wang <zhenyu.z.wang@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-found... | ```diff
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 2c9ca2c64628..581f9222a9d1 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -506,6 +506,11 @@ static void intel_i830_init_gtt_entries(void)
break;
}
} else {
+ /* G33's GTT stolen memory is se... |
dd23aae4f5edf4e1dbd8f7f8013a754ba3253f48 | Analyze and fix the following issue in the Linux kernel code: Fix select on /proc files without ->poll | Problem Details:
Taneli Vähäkangas <vahakang@cs.helsinki.fi> reported that commit
786d7e1612f0b0adb6046f19b906609e4fe8b1ba aka "Fix rmmod/read/write races
in /proc entries" broke SBCL + SLIME combo.
The old code in do_select() used DEFAULT_POLLMASK, if couldn't find
->poll handler. The new code makes ->poll always th... | ```diff
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index a5b0dfd89a17..0e4d37c93eea 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -11,6 +11,7 @@
#include <linux/string.h>
#include <linux/stat.h>
#include <linux/completion.h>
+#include <linux/poll.h>
#include <linux/file.h>
#include <linux/limits.h>
#i... |
3210f0ecdba6a81c3f8efe6f442d2e1f57db98f9 | Analyze and fix the following issue in the Linux kernel code: Restore call_usermodehelper_pipe() behaviour | Problem Details:
The semantics of call_usermodehelper_pipe() used to be that it would fork
the helper, and wait for the kernel thread to be started. This was
implemented by setting sub_info.wait to 0 (implicitly), and doing a
wait_for_completion().
As part of the cleanup done in 0ab4dc92278a0f3816e486d6350c6652a72e06... | ```diff
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 9809cc1f33d6..c6a4f8aebeba 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -505,7 +505,7 @@ int call_usermodehelper_pipe(char *path, char **argv, char **envp,
if (ret < 0)
goto out;
- return call_usermodehelper_exec(sub_info, 1);
+ return call_usermodehe... |
179c85ea53bef807621f335767e41e23f86f01df | Analyze and fix the following issue in the Linux kernel code: futex_compat: fix list traversal bugs | Problem Details:
The futex list traversal on the compat side appears to have
a bug.
It's loop termination condition compares:
while (compat_ptr(uentry) != &head->list)
But that can't be right because "uentry" has the special
"pi" indicator bit still potentially set at bit 0. This
is cleared by fetch_robust_... | ```diff
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index f7921360efad..7e52eb051f22 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -61,10 +61,10 @@ void compat_exit_robust_list(struct task_struct *curr)
if (fetch_robust_entry(&upending, &pending,
&head->list_op_pending, &... |
a570ab6f10462b062c28188b64377b8034235761 | Analyze and fix the following issue in the Linux kernel code: fix typo in Documentation/SubmittingPatches | Problem Details:
Signed-off-by: Andre Haupt <andre@finow14.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | ```diff
diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index 397575880dc4..a30dd4480ad4 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -126,7 +126,7 @@ the reviewers time and will get your patch rejected, probably
without even being read.
At a m... |
f3d79b20df961880697c8442e1f7bc7969ce50a4 | Analyze and fix the following issue in the Linux kernel code: RTC v3020 fixes | Problem Details:
Fix off-by-one in month calculations
Add delay for bus accesses to satisfy Tw > 500ns
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Acked-by: Raphael Assenat <raph@8d.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux... | ```diff
diff --git a/drivers/rtc/rtc-v3020.c b/drivers/rtc/rtc-v3020.c
index 3b58d3d5d38a..a6b572978dc0 100644
--- a/drivers/rtc/rtc-v3020.c
+++ b/drivers/rtc/rtc-v3020.c
@@ -26,6 +26,7 @@
#include <linux/types.h>
#include <linux/bcd.h>
#include <linux/rtc-v3020.h>
+#include <linux/delay.h>
#include <asm/io.h>
... |
693c10e6c1087e8f0ba0e2fd1a67adcff230a484 | Analyze and fix the following issue in the Linux kernel code: H8/300: Fix misnamed "CONFIG_BLKDEV_RESERVE_ADDRESS" Kconfig variable | Problem Details:
Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Acked-by: Satyam Sharma <satyam@infradead.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | ```diff
diff --git a/arch/h8300/Kconfig.debug b/arch/h8300/Kconfig.debug
index 554efe604a08..996d97e953b0 100644
--- a/arch/h8300/Kconfig.debug
+++ b/arch/h8300/Kconfig.debug
@@ -59,7 +59,7 @@ config BLKDEV_RESERVE
help
Reserved BLKDEV area.
-config CONFIG_BLKDEV_RESERVE_ADDRESS
+config BLKDEV_RESERVE_ADDRESS
... |
868047fcbb85dbb44ddd98c336fef83236a2c06a | Analyze and fix the following issue in the Linux kernel code: Fix DAC960 driver on machines which don't support 64-bit DMA | Problem Details:
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8942
Use PCI_DMA_* constants instead of own private definitions Fall back to
32-bit DMA mask if a 64-bit one fails
Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Acked-by: Jeff Garzik <jeff@garzik.org>
Tested-by: Lars <polynomial-c@gmx.de>
Cc: Ales... | ```diff
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 92bf868ca056..504a95d888b2 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -17,8 +17,8 @@
*/
-#define DAC960_DriverVersion "2.5.48"
-#define DAC960_DriverDate "14 May 2006"
+#define DAC960_DriverVersion "2.5.49"
+#... |
a2e0855182e2be26b252745b2bb7558705cb0dd2 | Analyze and fix the following issue in the Linux kernel code: md: fix some bugs with growing raid5/raid6 arrays. | Problem Details:
The recent changed to raid5 to allow offload of parity calculation etc
introduced some bugs in the code for growing (i.e. adding a disk to) raid5
and raid6. This fixes them
Acked-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@... | ```diff
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 2aff4be35dc4..4d63773ee73a 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -2541,7 +2541,7 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh,
struct dma_async_tx_descriptor *tx = NULL;
clear_bit(STRIPE_EXP... |
719b6f29fc2064eeeaa360ca06ce11aa207606fb | Analyze and fix the following issue in the Linux kernel code: BCM1480 serial build fix | Problem Details:
Restores serial functionality for the BCM1480.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> | ```diff
diff --git a/drivers/serial/sb1250-duart.c b/drivers/serial/sb1250-duart.c
index 201253755011..2d6c08b3dbcf 100644
--- a/drivers/serial/sb1250-duart.c
+++ b/drivers/serial/sb1250-duart.c
@@ -58,6 +58,12 @@
#define SBD_CTRLREGS(line) A_BCM1480_DUART_CTRLREG((line), 0)
#define SBD_INT(line) (K_BCM1480_INT_UART... |
f9b5a5d193c3f0bc2a8331d95e0e74d76eb8ee2c | Analyze and fix the following issue in the Linux kernel code: drivers/edac: fix e752x correct return code | Problem Details:
This patch changes the error code when dev0:fun1 was hidden by BIOS to one
more appropriate.
Signed-off-by: Aristeu Rozanski <aris@ruivo.org>
Signed-off-by: Mark Gross <mark.gross@intel.com>
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by:... | ```diff
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c
index 3bba224cb55d..6eb434749cd5 100644
--- a/drivers/edac/e752x_edac.c
+++ b/drivers/edac/e752x_edac.c
@@ -967,7 +967,7 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx)
if (!force_function_unhide && !(stat8 & (1 << 5))) {
prin... |
3c8bb2cfa2d6b3dbf7a69641587152a60a96f03b | Analyze and fix the following issue in the Linux kernel code: drivers/edac: fix printk level down to debug from emerg | Problem Details:
When EDAC is configured for EDAC DEBUGGING, the debug printk output level
was set TOO high (EMERG). This patch brings it down to a DEBUG level
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signe... | ```diff
diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h
index 4e6bad15c4ba..e80af67664cc 100644
--- a/drivers/edac/edac_core.h
+++ b/drivers/edac/edac_core.h
@@ -75,7 +75,7 @@ extern int edac_debug_level;
#define edac_debug_printk(level, fmt, arg...) \
do { ... |
65e213cdb2e52ba03e61c4d855293054bd8de632 | Analyze and fix the following issue in the Linux kernel code: spi_mpc83xx: hang fix | Problem Details:
When the spi_mpc83xx driver receives a tx_buf pointer which is NULL, it
only writes one zero filled word to the transmit register. If the driver
expects to receive more than one word it will wait forever for a second
receive interrupt. With this patch the controller will shift out zeroes
until all wo... | ```diff
diff --git a/drivers/spi/spi_mpc83xx.c b/drivers/spi/spi_mpc83xx.c
index fcbf1b8a5264..32cda77b31cd 100644
--- a/drivers/spi/spi_mpc83xx.c
+++ b/drivers/spi/spi_mpc83xx.c
@@ -384,11 +384,8 @@ irqreturn_t mpc83xx_spi_irq(s32 irq, void *context_data)
mpc83xx_spi->count -= 1;
if (mpc83xx_spi->count) {
- if ... |
9c3013e9b91ad23ecae88e45405e98208cce455d | Analyze and fix the following issue in the Linux kernel code: quota: fix infinite loop | Problem Details:
If we fail to start a transaction when releasing dquot, we have to call
dquot_release() anyway to mark dquot structure as inactive. Otherwise we
end in an infinite loop inside dqput().
Signed-off-by: Jan Kara <jack@suse.cz>
Cc: xb <xavier.bru@bull.net>
Signed-off-by: Andrew Morton <akpm@linux-foundat... | ```diff
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 22cfdd61c060..9537316a0714 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2578,8 +2578,11 @@ static int ext3_release_dquot(struct dquot *dquot)
handle = ext3_journal_start(dquot_to_inode(dquot),
EXT3_QUOTA_DEL_BLOCKS(dquot->dq_sb));
- if (IS... |
56fe23d5a702a39ee3bb29a04b55db292479d07a | Analyze and fix the following issue in the Linux kernel code: pdc202xx_new: PLL detection fix | Problem Details:
Fix a bitmask typo in the pdc202xx_new PLL frequency detection code
which causes it to truncate an intermediate difference to 26 bits
instead of the correct 30 bits (the PLL's bitwidth).
Signed-off-by: Mikael Pettersson <mikpe@it.uu.se>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | ```diff
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index f74a02aba581..7b0e479c355c 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -341,7 +341,7 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base)
*/
usec_elapsed = (end_time... |
6c28c1f59dce3325d373f44766e23eb4237a74c8 | Analyze and fix the following issue in the Linux kernel code: pmac: build fix | Problem Details:
Ensure that BLK_DEV_IDE is built-in before allowing BLK_DEV_IDE_PMAC to
be selected.
Signed-off-by: Tony Breeds <tony@bakeyournoodle.com>
Cc: Bret Towe <magnade@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | ```diff
diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 24ad1048e17d..4200251ff635 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -781,7 +781,7 @@ endif
config BLK_DEV_IDE_PMAC
bool "Builtin PowerMac IDE support"
- depends on PPC_PMAC && IDE=y
+ depends on PPC_PMAC && IDE=y && BLK_DEV_I... |
7293136810936bbde403bcb67ac1b4dbae4dd790 | Analyze and fix the following issue in the Linux kernel code: hpt366: fix PCI clock detection for HPT374 (take 4) | Problem Details:
HPT374 BIOS seems to only save f_CNT register value for the function #0 before
re-tuning DPLL (that causes the driver to report obviously distorted f_CNT for
the function #1) -- fix this by always reading the saved f_CNT register value
from the function #0 in the driver's init_chipset() method.
While a... | ```diff
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index 2cd74c345a6c..f87eec970574 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/hpt366.c Version 1.10 Jun 29, 2007
+ * linux/drivers/ide/pci/hpt366.c Version 1.11 Aug 11, 2007
... |
35198234a26fdc0f858774e3ba143796323059a0 | Analyze and fix the following issue in the Linux kernel code: pdc202xx_new: fix PCI refcounting | Problem Details:
The driver erroneously "lets go" the mate IDE chip in init_setup_pdc20270()
when ide_setup_pci_devices() call succeeds -- fix this, and drop a couple of
useless assignments in this function while at it...
Bart: keep "findev" variable initialization to silence gcc
Signed-off-by: Sergei Shtylyov <sshty... | ```diff
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index f6db2f37efad..f74a02aba581 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -9,7 +9,7 @@
* Split from:
* linux/drivers/ide/pdc202xx.c Version 0.35 Mar. 30, 2002
* Copyright (C) 1998-200... |
0505b55fb51fa289027f33ae793995c191277536 | Analyze and fix the following issue in the Linux kernel code: ide: fix PCI refcounting | Problem Details:
The IDE core never marked the PCI IDE devices as being in use after succesfull
driver probe call (the devices were marked in use only while being probed), and
so was susceptible to issues caused by unsolicited PCI hotplug device removal.
So, add pci_dev_get() call to ide_scan_pcidev() and convert this ... | ```diff
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 30e596c0f120..1129f8c30840 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -816,19 +816,15 @@ static int __init ide_scan_pcidev(struct pci_dev *dev)
struct list_head *l;
struct pci_driver *d;
- list_for_each(l, &id... |
e535e2efd295c3990bb9f654c8bb6bd176ebdc2b | Analyze and fix the following issue in the Linux kernel code: ocfs2: Fix calculation of i_blocks during truncate | Problem Details:
We were setting i_blocks too early - before truncating any allocation.
Correct things to set i_blocks after the allocation change.
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com> | ```diff
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index 4f517665c9a0..778a850b4634 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -5602,6 +5602,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
clusters_to_del;
spin_unlock(&OCFS2_I(inode)->ip_lock);
le32_add_cpu(&fe->i_clusters, ... |
30b8548f2c270c0205558fe4826a6ab8e7fe51ad | Analyze and fix the following issue in the Linux kernel code: [PATCH] ocfs2: Fix a wrong cluster calculation. | Problem Details:
In ocfs2_alloc_write_write_ctxt, the written clusters length is calculated
by the byte length only. This may cause some problems if we start to write
at some position in the end of one cluster and last to a second cluster
while the "len" is smaller than a cluster size. In that case, we have to
write 2 ... | ```diff
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 460d440310f2..50cd8a209012 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -855,6 +855,7 @@ static int ocfs2_alloc_write_ctxt(struct ocfs2_write_ctxt **wcp,
struct ocfs2_super *osb, loff_t pos,
unsigned len, struct buffer_head *di_bh)
{
+... |
c0123adef626607535f3c2c93b530c36780885e0 | Analyze and fix the following issue in the Linux kernel code: [PATCH] ocfs2: fix mount option parsing | Problem Details:
For some mount option types, ocfs2_parse_options() will try to access
sb->s_fs_info to get at the ocfs2 private superblock. Unfortunately, that
hasn't been allocated yet and will cause a kernel crash.
Fix this by storing options in a struct which can then get pushed into the
ocfs2_super once it's been... | ```diff
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index f2fc9a795deb..c034b5129c1e 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -81,8 +81,15 @@ static struct dentry *ocfs2_debugfs_root = NULL;
MODULE_AUTHOR("Oracle");
MODULE_LICENSE("GPL");
+struct mount_options
+{
+ unsigned long mount_opt;
+ uns... |
b868868ae0f7272228c95cc760338ffe35bb739d | Analyze and fix the following issue in the Linux kernel code: [MIPS] Fix aliasing bug in copy_user_highpage. | Problem Details:
Copy_user_highpage was written assuming it was only being called for
breaking COW pages in which case the source page isn't cached as in
marked cachable under it kernel virtual address. If it is called anyway
the aliasing avoidance strategy implemented by kmap_coherent will fail.
Avoid the use of kmap... | ```diff
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 09d91505b90c..5240432e6d1d 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -8,6 +8,7 @@
* Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
... |
01e9943c79ad4edb2c0b76c99029e34d704223ce | Analyze and fix the following issue in the Linux kernel code: [MIPS] IP22: fix wrong argument order | Problem Details:
Fix wrong argument order; this is just a minimal fix for the half baked
redadb/writeb() conversion.
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/sgi-ip22/ip22-time.c b/arch/mips/sgi-ip22/ip22-time.c
index 8e88a442b22a..de3d01823ad5 100644
--- a/arch/mips/sgi-ip22/ip22-time.c
+++ b/arch/mips/sgi-ip22/ip22-time.c
@@ -114,8 +114,8 @@ static unsigned long dosample(void)
} while (msb);
/* Stop the counter. */
- writeb(sgint->tcwo... |
0ba8bc60ca482d678fcc63af44b243de6555dab5 | Analyze and fix the following issue in the Linux kernel code: [MIPS] IP22: Fix wrong check for second HPC | Problem Details:
Wrong check for the second hpc on fullhouse machines, caused DBEs on
SGI Indys
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/sgi-ip22/ip22-platform.c b/arch/mips/sgi-ip22/ip22-platform.c
index 78b608d2d4e1..28ffec8e5d1a 100644
--- a/arch/mips/sgi-ip22/ip22-platform.c
+++ b/arch/mips/sgi-ip22/ip22-platform.c
@@ -150,8 +150,8 @@ static int __init sgiseeq_devinit(void)
return res;
/* Second HPC is missing? ... |
d6698a2cd6ba23f5f73b0115c277dca8341af4a0 | Analyze and fix the following issue in the Linux kernel code: [MIPS] TLB: Fix instruction bitmasks | Problem Details:
Signed-Off-By: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 4ec0964b8394..9cb39644b6f1 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -78,7 +78,7 @@ enum fields
SET = 0x200
};
-#define OP_MASK 0x2f
+#define OP_MASK 0x3f
#define OP_SH 26
#define RS_MASK 0x1f
#define RS_SH 21
@@ -... |
8bce4e9de113e2957c74cc4ce36fbd6eff47d24d | Analyze and fix the following issue in the Linux kernel code: [MIPS] R10000: Fix wrong test in dma-default.c | Problem Details:
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 76903c727647..f60b3dc0fc62 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -35,7 +35,7 @@ static inline unsigned long dma_addr_to_virt(dma_addr_t dma_addr)
static inline int cpu_is_noncoherent_r10000(struct d... |
4af2b1454da7a2feec071a6a50dd957df7d0b7a7 | Analyze and fix the following issue in the Linux kernel code: [MIPS] Provide empty irq_enable_hazard definition for legacy and R1 cores. | Problem Details:
Following a strict interpretation the empty definition of irq_enable_hazard
has always been a bug - but an intentional one because it didn't bite.
This has now changed, for uniprocessor kernels mm/slab.c:do_drain()
[...]
on_each_cpu(do_drain, cachep, 1, 1);
check_irq_on();
[...]
may b... | ```diff
diff --git a/include/asm-mips/hazards.h b/include/asm-mips/hazards.h
index 918a4894b587..6a5fa32f615b 100644
--- a/include/asm-mips/hazards.h
+++ b/include/asm-mips/hazards.h
@@ -172,6 +172,7 @@ ASMMACRO(tlb_probe_hazard,
nop; nop; nop
)
ASMMACRO(irq_enable_hazard,
+ _ssnop; _ssnop; _ssnop;
)
ASMMACRO... |
41f9c78c2e599d3a50cf092eda2d1c2d5962bda8 | Analyze and fix the following issue in the Linux kernel code: [MIPS] PCI: Set need_domain_info if controller domain index is non-zero. | Problem Details:
This fixes this little funny:
bigsur:/proc/bus/pci# ls -l
total 0
dr-xr-xr-x 2 root root 0 Aug 28 19:31 00
dr-xr-xr-x 2 root root 0 Aug 28 19:31 00
dr-xr-xr-x 2 root root 0 Aug 28 19:31 01
dr-xr-xr-x 2 root root 0 Aug 28 19:31 03
... | ```diff
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 6c5c684d1422..589b745d822a 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -141,6 +141,7 @@ static int __init pcibios_init(void)
bus = pci_scan_bus(next_busno, hose->pci_ops, hose);
hose->bus = bus;
+ need_domain_info = need_dom... |
28e18a0f691b3737f73ab9033ded6a4da6c31b2f | Analyze and fix the following issue in the Linux kernel code: [MIPS] BCM1480: Fix computation of interrupt mask address register. | Problem Details:
CC arch/mips/sibyte/bcm1480/irq.o
arch/mips/sibyte/bcm1480/irq.c: In function 'bcm1480_mask_irq':
arch/mips/sibyte/bcm1480/irq.c:112: warning: cast to pointer from integer of different size
arch/mips/sibyte/bcm1480/irq.c:114: warning: cast to pointer from integer of different size
arch/mips/sibyte... | ```diff
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index 79ae6ef979bb..e729b5f30264 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -100,8 +100,8 @@ DEFINE_SPINLOCK(bcm1480_imr_lock);
void bcm1480_mask_irq(int cpu, int irq)
{
- unsigned long flag... |
e0cda54e4414e98f0bf72116d8522f4e434f6b4b | Analyze and fix the following issue in the Linux kernel code: bug in AT91 MCI suspend routines | Problem Details:
This patch fixes a bug in AT91 mmc host driver, that enables the wakeup
from suspend on card detection pin even if the card detect pin is not
available (==0). If not card detection pin is defined, IRQ0 == FIQ gets
enabled and if some activity is present on that pin, the system gets a
FIQ request, that ... | ```diff
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index bfebd2fa7ada..955ea60583b5 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -941,7 +941,7 @@ static int __exit at91_mci_remove(struct platform_device *pdev)
host = mmc_priv(mmc);
- if (host->present !... |
03fc370bdc1b31f3d09bd88d65bc50c03f450a9d | Analyze and fix the following issue in the Linux kernel code: USB: drivers/usb/serial/bus.c: Fix incompatible pointer type warning | Problem Details:
drivers/usb/serial/bus.c: In function usb_serial_bus_deregister:
drivers/usb/serial/bus.c:185:
warning: passing argument 1 of free_dynids from incompatible pointer type
Above build warning comes when CONFIG_HOTPLUG=n because argument of
free_dynids() in serial/bus.c is a struct usb_serial_driver, not ... | ```diff
diff --git a/drivers/usb/serial/bus.c b/drivers/usb/serial/bus.c
index c08a38402b93..a47a24f8820d 100644
--- a/drivers/usb/serial/bus.c
+++ b/drivers/usb/serial/bus.c
@@ -138,7 +138,7 @@ static void free_dynids(struct usb_serial_driver *drv)
static struct driver_attribute drv_attrs[] = {
__ATTR_NULL,
};
-st... |
49b4f902857c3d8d95b47ae5a8cecb34ae96a3ba | Analyze and fix the following issue in the Linux kernel code: USB: fix serial gadget ACM breakage | Problem Details:
Two of the CDC ACM control requests in the serial gadget have never
been correct, and have been reported to cause serious troubles ... as
in, soft lockup and maybe watchdog reset (depending on hardware).
This patch makes those request fail cleanly, rather than misbehaving.
Someone using CDC ACM should... | ```diff
diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c
index 9cd98e73dc1d..ce4d2e09633d 100644
--- a/drivers/usb/gadget/serial.c
+++ b/drivers/usb/gadget/serial.c
@@ -1691,14 +1691,12 @@ static int gs_setup_class(struct usb_gadget *gadget,
switch (ctrl->bRequest) {
case USB_CDC_REQ_SET_LIN... |
9374b9fd6cef7f8b75a543d044c5b0925aae08cd | Analyze and fix the following issue in the Linux kernel code: USB: Nikon D40 Quirks | Problem Details:
The D40 needs the same quirks as the other (semi-)professional Nikon cameras.
The patch is against 2.6.23-rc5.
Details:
http://bugs.gentoo.org/show_bug.cgi?id=191431
From: Ortwin Glück <odi@odi.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> | ```diff
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index f69f15e352f1..da52d1077473 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -348,6 +348,13 @@ UNUSUAL_DEV( 0x04b0, 0x0411, 0x0100, 0x0101,
US_SC_DEVICE, US_PR_DEVICE, NULL,
... |
e5dd01154c1e9ca2400f4682602d1a4fa54c25dd | Analyze and fix the following issue in the Linux kernel code: USB: fix linked list insertion bugfix for usb core | Problem Details:
This patch fixes the order of list_add_tail() arguments in
usb_store_new_id() so the list can have more than one single element.
Signed-off-by: Nathael Pajani <nathael.pajani@cpe.fr>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> | ```diff
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index a1ad11d0c47c..63b1243a9139 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -60,7 +60,7 @@ ssize_t usb_store_new_id(struct usb_dynids *dynids,
dynid->id.match_flags = USB_DEVICE_ID_MATCH_DEVICE;
spin_lock(&dy... |
fa0e6721e7931f5bb0293db982b327b0dff97596 | Analyze and fix the following issue in the Linux kernel code: USB: oti6858: Remove broken ioctl code in -mm tree and also the broken fixes | Problem Details:
This stuff is simply not needed.
Signed-off-by: Alan Cox <alan@redhat.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> | ```diff
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index 833ada47fc54..64f3f66a7a35 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -817,21 +817,6 @@ static int oti6858_ioctl(struct usb_serial_port *port, struct file *file,
__FUNCTION__, port->number, c... |
5547bbeed37f7ab64942ffcce9293681101577ef | Analyze and fix the following issue in the Linux kernel code: PCI AER: fix warnings when PCIEAER=n | Problem Details:
Fix warnings when CONFIG_PCIEAER=n:
drivers/pci/pcie/portdrv_pci.c:105: warning: statement with no effect
drivers/pci/pcie/portdrv_pci.c:226: warning: statement with no effect
drivers/scsi/arcmsr/arcmsr_hba.c:352: warning: statement with no effect
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>... | ```diff
diff --git a/include/linux/aer.h b/include/linux/aer.h
index 509656286e53..bcf236d825e8 100644
--- a/include/linux/aer.h
+++ b/include/linux/aer.h
@@ -15,11 +15,26 @@ extern int pci_disable_pcie_error_reporting(struct pci_dev *dev);
extern int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev);
exter... |
0a9c73014415d2a84dac346c1e12169142a6ad37 | Analyze and fix the following issue in the Linux kernel code: [INET_DIAG]: Fix oops in netlink_rcv_skb | Problem Details:
netlink_run_queue() doesn't handle multiple processes processing the
queue concurrently. Serialize queue processing in inet_diag to fix
a oops in netlink_rcv_skb caused by netlink_run_queue passing a
NULL for the skb.
BUG: unable to handle kernel NULL pointer dereference at virtual address 00000054
[3... | ```diff
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index dbeacd8b0f90..def007ec1d6f 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -836,12 +836,16 @@ static int inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return inet_diag_get_exact(skb, nlh);
}
+static DEFINE_MUTEX(i... |
e1f52208bb968291f7d9142eff60b62984b4a511 | Analyze and fix the following issue in the Linux kernel code: [IPv6]: Fix NULL pointer dereference in ip6_flush_pending_frames | Problem Details:
Some of skbs in sk->write_queue do not have skb->dst because
we do not fill skb->dst when we allocate new skb in append_data().
BTW, I think we may not need to (or we should not) increment some stats
when using corking; if 100 sendmsg() (with MSG_MORE) result in 2 packets,
how many should we increment... | ```diff
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 5dead399fe64..26de3c0ea31e 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1427,8 +1427,9 @@ void ip6_flush_pending_frames(struct sock *sk)
struct sk_buff *skb;
while ((skb = __skb_dequeue_tail(&sk->sk_write_queue)) != NUL... |
16fcec35e7d7c4faaa4709f6434a4a25b06d25e3 | Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: Fix/improve deadlock condition on module removal netfilter | Problem Details:
So I've had a deadlock reported to me. I've found that the sequence of
events goes like this:
1) process A (modprobe) runs to remove ip_tables.ko
2) process B (iptables-restore) runs and calls setsockopt on a netfilter socket,
increasing the ip_tables socket_ops use count
3) process A acquires a fi... | ```diff
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index 0eed0b7ab2df..1dd075eda595 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -88,9 +88,8 @@ struct nf_sockopt_ops
int (*compat_get)(struct sock *sk, int optval,
void __user *user, int *len);
- /* Number of u... |
0fb96701376874c9f1f80322f89a5bf4457c709f | Analyze and fix the following issue in the Linux kernel code: [NETFILTER]: nf_conntrack_ipv4: fix "Frag of proto ..." messages | Problem Details:
Since we're now using a generic tuple decoding function in ICMP
connection tracking, ipv4_get_l4proto() might get called with a
fragmented packet from within an ICMP error. Remove the error
message we used to print when this happens.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Davi... | ```diff
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index d9b5177989c6..53cb1772f38f 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -87,14 +87,10 @@ static int ipv4_get_l4proto(const str... |
a2221f308dabb95abb914ad858d36c2462705558 | Analyze and fix the following issue in the Linux kernel code: [DECNET]: Fix interface address listing regression. | Problem Details:
Not all are listed, same as the IPV4 devinet bug.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net> | ```diff
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index fa6604fcf0e7..8def68209edd 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -814,7 +814,7 @@ static int dn_nl_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
for (ifa = dn_db->ifa_list, dn_idx = 0; ifa;
ifa = ifa-... |
596e41509550447b030f7b16adaeb0138ab585a8 | Analyze and fix the following issue in the Linux kernel code: [IPV4] devinet: show all addresses assigned to interface | Problem Details:
Bug: http://bugzilla.kernel.org/show_bug.cgi?id=8876
Not all ips are shown by "ip addr show" command when IPs number assigned to an
interface is more than 60-80 (in fact it depends on broadcast/label etc
presence on each address).
Steps to reproduce:
It's terribly simple to reproduce:
# for i in $(s... | ```diff
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 5b77bdaa57dd..5dbe5803b7d5 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1193,7 +1193,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
for (ifa = in_dev->ifa_list, ip_idx = 0; ifa;
ifa = ifa->i... |
2fbe43f6f631dd7ce19fb1499d6164a5bdb34568 | Analyze and fix the following issue in the Linux kernel code: [TG3]: Workaround MSI bug on 5714/5780. | Problem Details:
A hardware bug was revealed after a recent PCI MSI patch was made to
always disable legacy INTX when enabling MSI. The 5714/5780 chips
will not generate MSI when INTX is disabled, causing MSI failure
messages to be reported, and another patch was made to workaround the
problem by disabling MSI on Serv... | ```diff
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 58740428dd07..9034a05734ef 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -64,8 +64,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
-#define DRV_MODULE_VERSION "3.80"
-#define DRV_MODULE_RELDATE "August 2, 2007"
+#defin... |
980abe215b861891c39aba0936817c46f372143b | Analyze and fix the following issue in the Linux kernel code: UML: Fix ELF_CORE_COPY_REGS build botch | Problem Details:
The earlier crash dump fix on x86_64 depended on patches in -mm which
are intended for post-2.6.23. Without those, it broke the build when
it went into 2.6.23-rc5.
This changes the field references in ELF_CORE_COPY_REGS back to those
still used in mainline.
Signed-off-by: Jeff Dike <jdike@linux.inte... | ```diff
diff --git a/include/asm-um/elf-x86_64.h b/include/asm-um/elf-x86_64.h
index bfe27aa2c9c4..857471c49dac 100644
--- a/include/asm-um/elf-x86_64.h
+++ b/include/asm-um/elf-x86_64.h
@@ -67,27 +67,27 @@ typedef struct { } elf_fpregset_t;
} while (0)
#define ELF_CORE_COPY_REGS(pr_reg, regs) \
- (pr_reg)[0] = (r... |
d95865480de280b892e19fe90921601876da5775 | Analyze and fix the following issue in the Linux kernel code: i386: fix a hang on stuck nmi watchdog | Problem Details:
In the case when an nmi gets stucks the endflag stays equal to zero.
This causes the busy looping on other cpus to continue, even though the
nmi test is done.
On my machine with out the change below the system would hang right
after check_nmi_watchdog(). The change below just sets endflag prior to
ch... | ```diff
diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c
index 8c1c965eb2a8..c7227e2180f8 100644
--- a/arch/i386/kernel/nmi.c
+++ b/arch/i386/kernel/nmi.c
@@ -115,12 +115,12 @@ static int __init check_nmi_watchdog(void)
atomic_dec(&nmi_active);
}
}
+ endflag = 1;
if (!atomic_read(&nmi_active)) {
... |
23d5ea5d3edcfe899cd91fca87a4af799bcc5794 | Analyze and fix the following issue in the Linux kernel code: i386: Fix perfctr watchdog on core duo | Problem Details:
Fix the NMI watchdog on Intel CoreDuo processor where the kernel would
get stuck during boot. The issue is related to errata AE49, where the
PERFEVTSEL1 counter does not have a working enable bit. Thus it is not
possible to use it for NMI.
The patch creates a dedicated wd_ops for CoreDuo which falls... | ```diff
diff --git a/arch/i386/kernel/cpu/perfctr-watchdog.c b/arch/i386/kernel/cpu/perfctr-watchdog.c
index 4be488e73bee..93fecd4b03de 100644
--- a/arch/i386/kernel/cpu/perfctr-watchdog.c
+++ b/arch/i386/kernel/cpu/perfctr-watchdog.c
@@ -263,8 +263,8 @@ static int setup_k7_watchdog(unsigned nmi_hz)
unsigned int evnt... |
7d94143291e4e625e2bc3b1ebdc7143ee7a9a2f1 | Analyze and fix the following issue in the Linux kernel code: Fix spurious syscall tracing after PTRACE_DETACH + PTRACE_ATTACH | Problem Details:
When PTRACE_SYSCALL was used and then PTRACE_DETACH is used, the
TIF_SYSCALL_TRACE flag is left set on the formerly-traced task. This
means that when a new tracer comes along and does PTRACE_ATTACH, it's
possible he gets a syscall tracing stop even though he's never used
PTRACE_SYSCALL. This happens ... | ```diff
diff --git a/arch/i386/kernel/ptrace.c b/arch/i386/kernel/ptrace.c
index 0c8f00e69c4d..7c1b92522e95 100644
--- a/arch/i386/kernel/ptrace.c
+++ b/arch/i386/kernel/ptrace.c
@@ -274,7 +274,6 @@ static void clear_singlestep(struct task_struct *child)
void ptrace_disable(struct task_struct *child)
{
clear_singl... |
bce7d5e0e1fc0c1f1251b7f21a19cb48207408b6 | Analyze and fix the following issue in the Linux kernel code: pata_it821x: fix lost interrupt with atapi devices | Problem Details:
Fix "lost" interrupt problem when using dma with CD/DVD drives in some
configurations. This problem can make installing linux from media
impossible for distro's that have switched to libata-only configurations.
The simple fix is to eliminate the use of dma for reading drive status, etc,
by checking t... | ```diff
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index ed637ae33ece..5d8b91e70ecd 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -533,6 +533,10 @@ static int it821x_check_atapi_dma(struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap;
struct it821x_dev *itdev ... |
08ebd43d6b9b63de681b8f255c0fabae8033527c | Analyze and fix the following issue in the Linux kernel code: Fix broken pata_via cable detection | Problem Details:
via_do_set_mode overwrites 80-wire cable detection bits. Let's
preserve them.
Signed-off-by: Laurent Riffard <laurent.riffard@free.fr>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org> | ```diff
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index ea18e33f50ef..1b0acafad1a6 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -243,7 +243,6 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo
int ut;
int offset = 3 - (2*ap->port_no) - adev-... |
b06355f0fe04a62d08238438654ec453e05304ba | Analyze and fix the following issue in the Linux kernel code: Btrfs: [PATCH] extent_map: make the writepage_io hook optional | Problem Details:
The writepage_io is not mandatory, e.g. my port of xfs to the extent_map
code does not have one for now. So handle a NULL pointer gracefully
here.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com> | ```diff
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index ff2b1dd25bf9..162766773a32 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -1607,7 +1607,12 @@ int extent_write_full_page(struct extent_map_tree *tree, struct page *page,
continue;
}
clear_extent_dirty(tree, cur, cur + ... |
90f1c19a9fd2a943adc69d2b9b8c83bcc4bba6f9 | Analyze and fix the following issue in the Linux kernel code: Btrfs: [PATCH] extent_map: fix locking for bio completion | Problem Details:
The bio completion handlers can be run in any context, e.g. when using
the old ide driver they run in hardirq context with irqs disabled so
lockdep rightfully warns about using write_lock_irq useage in these
handlers.
This patch switches clear_extent_bit and set_extent_bit to
write_lock_irqsave to fix... | ```diff
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 370ed97e52f5..3021564ac62c 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -456,6 +456,7 @@ int clear_extent_bit(struct extent_map_tree *tree, u64 start, u64 end,
struct extent_state *state;
struct extent_state *prealloc = NU... |
9433063bcb4b3c0c9e5ef3c24a811b63084dedb4 | Analyze and fix the following issue in the Linux kernel code: [PATCH] btrfs: fix printk format warning | Problem Details:
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com> | ```diff
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 77f1950b0aa0..c26ca54ed4de 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -174,7 +174,7 @@ static int dirty_and_release_pages(struct btrfs_trans_handle *trans,
hint_block = 0;
if ((end_of_last_block & 4095) == 0) {
- printk("strange end of last ... |
a8c450b211c010ac55190da23ceb6b39b393f411 | Analyze and fix the following issue in the Linux kernel code: Btrfs: Reorder tests in set_extent_bit to properly find holes | Problem Details:
Yan Zheng noticed that set_extent_bit was exiting too early when there
was a hole in the map. The fix is to reorder the tests to check for the
hole first.
Signed-off-by: Chris Mason <chris.mason@oracle.com> | ```diff
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 33f7a18dddf7..370ed97e52f5 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -712,28 +712,6 @@ again:
}
goto search_again;
}
- /*
- * | ---- desired range ---- |
- * | state |
- * We need to split ... |
83fcdb4b352f74a8a74737aedeaf622c37140c73 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] cpm2: Fix off-by-one error in setbrg(). | Problem Details:
The hardware adds one to the BRG value to get the divider, so it must
be subtracted by software. Without this patch, characters will occasionally
be corrupted.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org> | ```diff
diff --git a/arch/powerpc/sysdev/cpm2_common.c b/arch/powerpc/sysdev/cpm2_common.c
index 924412974795..c827715a5090 100644
--- a/arch/powerpc/sysdev/cpm2_common.c
+++ b/arch/powerpc/sysdev/cpm2_common.c
@@ -102,7 +102,7 @@ cpm_setbrg(uint brg, uint rate)
brg -= 4;
}
bp += brg;
- *bp = ((BRG_UART_CLK / ra... |
36c50f729b77144cae8d43457fefca66a4eeff6a | Analyze and fix the following issue in the Linux kernel code: [PPC] 8xx: Fix r3 trashing due to 8MB TLB page instantiation | Problem Details:
Instantiation of 8MB pages on the TLB cache for the kernel static
mapping trashes r3 register on !CONFIG_8xx_CPU6 configurations.
This ensures r3 gets saved and restored.
This has been posted to linuxppc-embedded by Marcelo Tosatti
<marcelo@kvack.org>, but only an incomplete version of the patch
has b... | ```diff
diff --git a/arch/ppc/kernel/head_8xx.S b/arch/ppc/kernel/head_8xx.S
index 944c35c24278..eb8d26f87362 100644
--- a/arch/ppc/kernel/head_8xx.S
+++ b/arch/ppc/kernel/head_8xx.S
@@ -495,9 +495,7 @@ LoadLargeDTLB:
lwz r11, 4(r0)
lwz r12, 16(r0)
-#ifdef CONFIG_8xx_CPU6
lwz r3, 8(r0)
-#endif
rfi
/* This ... |
2af8569dc9f29c303bf4aa012d991afcfaeed0c3 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] 8{5,6}xx: Fix build issue with !CONFIG_PCI | Problem Details:
We needed some ifdef CONFIG_PCI protection for pcibios_fixup so we
can build !CONFIG_PCI.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org> | ```diff
diff --git a/arch/powerpc/platforms/85xx/mpc8544_ds.c b/arch/powerpc/platforms/85xx/mpc8544_ds.c
index 0f834d8be444..48983bc56d46 100644
--- a/arch/powerpc/platforms/85xx/mpc8544_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc8544_ds.c
@@ -178,7 +178,9 @@ define_machine(mpc8544_ds) {
.probe = mpc8544_ds_probe,
... |
603c338bdd455952d768fc24bf2c754dd4229aed | Analyze and fix the following issue in the Linux kernel code: [MIPS] TLB: Fix instruction bitmasks | Problem Details:
Signed-Off-By: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 4ec0964b8394..9cb39644b6f1 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -78,7 +78,7 @@ enum fields
SET = 0x200
};
-#define OP_MASK 0x2f
+#define OP_MASK 0x3f
#define OP_SH 26
#define RS_MASK 0x1f
#define RS_SH 21
@@ -... |
d344dd52e50f4440810b641077282bfa1fd65d88 | Analyze and fix the following issue in the Linux kernel code: [MIPS] R10000: Fix wrong test in dma-default.c | Problem Details:
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org> | ```diff
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 76903c727647..f60b3dc0fc62 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -35,7 +35,7 @@ static inline unsigned long dma_addr_to_virt(dma_addr_t dma_addr)
static inline int cpu_is_noncoherent_r10000(struct d... |
7b0fdaa6a193e0b07d9f72e942f51ce25d9e0387 | Analyze and fix the following issue in the Linux kernel code: [MIPS] Provide empty irq_enable_hazard definition for legacy and R1 cores. | Problem Details:
Following a strict interpretation the empty definition of irq_enable_hazard
has always been a bug - but an intentional one because it didn't bite.
This has now changed, for uniprocessor kernels mm/slab.c:do_drain()
[...]
on_each_cpu(do_drain, cachep, 1, 1);
check_irq_on();
[...]
may b... | ```diff
diff --git a/include/asm-mips/hazards.h b/include/asm-mips/hazards.h
index 918a4894b587..6a5fa32f615b 100644
--- a/include/asm-mips/hazards.h
+++ b/include/asm-mips/hazards.h
@@ -172,6 +172,7 @@ ASMMACRO(tlb_probe_hazard,
nop; nop; nop
)
ASMMACRO(irq_enable_hazard,
+ _ssnop; _ssnop; _ssnop;
)
ASMMACRO... |
d4ef9dd33d0f513777409710fd99e016d46c3a85 | Analyze and fix the following issue in the Linux kernel code: [MIPS] PCI: Set need_domain_info if controller domain index is non-zero. | Problem Details:
This fixes this little funny:
bigsur:/proc/bus/pci# ls -l
total 0
dr-xr-xr-x 2 root root 0 Aug 28 19:31 00
dr-xr-xr-x 2 root root 0 Aug 28 19:31 00
dr-xr-xr-x 2 root root 0 Aug 28 19:31 01
dr-xr-xr-x 2 root root 0 Aug 28 19:31 03
... | ```diff
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 6c5c684d1422..589b745d822a 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -141,6 +141,7 @@ static int __init pcibios_init(void)
bus = pci_scan_bus(next_busno, hose->pci_ops, hose);
hose->bus = bus;
+ need_domain_info = need_dom... |
fbd0ed37c894759a5868638c3f509e0de864aba5 | Analyze and fix the following issue in the Linux kernel code: [MIPS] BCM1480: Fix computation of interrupt mask address register. | Problem Details:
CC arch/mips/sibyte/bcm1480/irq.o
arch/mips/sibyte/bcm1480/irq.c: In function 'bcm1480_mask_irq':
arch/mips/sibyte/bcm1480/irq.c:112: warning: cast to pointer from integer of different size
arch/mips/sibyte/bcm1480/irq.c:114: warning: cast to pointer from integer of different size
arch/mips/sibyte... | ```diff
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index 79ae6ef979bb..e729b5f30264 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -100,8 +100,8 @@ DEFINE_SPINLOCK(bcm1480_imr_lock);
void bcm1480_mask_irq(int cpu, int irq)
{
- unsigned long flag... |
d51dd3de87026cb0ea1ea5f873f08e930053bfc5 | Analyze and fix the following issue in the Linux kernel code: [POWERPC] cell/PS3: Ignore storage devices that are still being probed | Problem Details:
On PS3, A storage device may show up in the repository before the hypervisor
has finished probing:
- If its type is not yet known, it shows up as PS3_DEV_TYPE_STOR_DUMMY,
- If its regions are being probed, it shows up as having zero regions.
If any of these happen, consider the device not yet prese... | ```diff
diff --git a/arch/powerpc/platforms/ps3/platform.h b/arch/powerpc/platforms/ps3/platform.h
index 87d52060fec0..2eb8f92704b4 100644
--- a/arch/powerpc/platforms/ps3/platform.h
+++ b/arch/powerpc/platforms/ps3/platform.h
@@ -83,6 +83,7 @@ enum ps3_dev_type {
PS3_DEV_TYPE_STOR_ROM = TYPE_ROM, /* 5 */
PS3_DEV_T... |
b7f90a406ff72d6698b619210c205e3375dd099a | Analyze and fix the following issue in the Linux kernel code: [POWERPC] cell/PS3: Fix a bug that causes the PS3 to hang on the SPU Class 0 interrupt. | Problem Details:
The Cell BE Architecture spec states that the SPU MFC Class 0 interrupt
is edge-triggered. The current spu interrupt handler assumes this
behavior and does not clear the interrupt status.
The PS3 hypervisor visualizes all SPU interrupts as level, and on return
from the interrupt handler the hyperviso... | ```diff
diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index 095a30304c56..106d2921e2d9 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -236,27 +236,34 @@ static irqreturn_t
spu_irq_class_0(int irq, void *data)
{
struc... |
32528d0fbda1093eeeaa7d0a2c498bbb5154099d | Analyze and fix the following issue in the Linux kernel code: [CRYPTO] blkcipher: Fix inverted test in blkcipher_get_spot | Problem Details:
The previous patch had the conditional inverted. This patch fixes it
so that we return the original position if it does not straddle a page.
Thanks to Bob Gilligan for spotting this.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> | ```diff
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 97586afbe63b..d8f8ec320213 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -65,7 +65,7 @@ static inline void blkcipher_unmap_dst(struct blkcipher_walk *walk)
static inline u8 *blkcipher_get_spot(u8 *start, unsigned int len)
{
u8 *end_pag... |
939bc4943d0483961edc45b63a7d27b4ffe547e3 | Analyze and fix the following issue in the Linux kernel code: i2c-algo-bit: Read block data bugfix | Problem Details:
This fixes a bug in the way i2c-algo-bit handles I2C_M_RECV_LEN,
used to implement i2c_smbus_read_block_data(). Previously, in the
absence of PEC (rarely used!) it would NAK the "length" byte:
S addr Rd [A] [length] NA
That prevents the subsequent data bytes from being read:
S addr Rd [A] [length... | ```diff
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index 8a5f5825bb72..7f0a0a62cf60 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -357,13 +357,29 @@ static int sendbytes(struct i2c_adapter *i2c_adap, struct i2c_msg *msg)
return wrcount;
... |
51e5709ad46127da9476f31336113b5401f94dba | Analyze and fix the following issue in the Linux kernel code: i2c-pxa: Fix adapter number | Problem Details:
It turns out that platform_device.id is a "u32" so testing it for being
nonnegative is useless when setting up an i2c adapte. Instead,
do what the platform_bus code does and test it against the value "-1".
Signed-off-by: Jean Delvare <khali@linux-fr.org> | ```diff
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 9d6b790d4321..bb5466b27b59 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -926,7 +926,7 @@ static int i2c_pxa_probe(struct platform_device *dev)
* The reason to do so is to avoid sysfs names that o... |
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