Kernel

Fix Oops with Atmel SPI
Hi Anders, I wouldn't recommend that. MTD erase blocks are 64K or more. In a typical embedded system you will not be able to kmalloc that much memory after a few day's of operation - the page pool gets fragmented. A possibly better approach is to arrange for that memory to get allocated at driver start time. ... 28 May 2010 06:04

powerpc/perf_event: Fix oops due to perf_event_do_pending call
On Wed, 2010-04-14 at 16:46 +1000, Paul Mackerras wrote: Ben, please put this in your tree of fixes to go to Linus for 2.6.34, since it fixes a potential panic. Should it go to -stable as well ? How far back ? Cheers, Ben. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in t... 14 Apr 2010 08:46

: x86: remove extra bootmem.h from arch/x86/mm/init_64.c
On Tue, Apr 13, 2010 at 11:47:15AM -0400, Prarit Bhargava wrote: [Resubmitting to wider audience...] bootmem.h is already included in init_64.c. Remove the second include. Signed-off-by: Prarit Bhargava <prarit(a)redhat.com> Acked-by: Amerigo Wang <xiyou.wangcong(a)gmail.com> Thanks! diff --git ... 14 Apr 2010 03:19

DMA Engine API performance issues
Hello Dan, I have some doubts regarding DMA API usage on its clients for example MMC, ALSA, USB etc. I am going to take example of the ALSA framework. Audio data transfer is initiated in soc_pcm_trigger(). This is called in an atomic context, with spinlock held and irqs disabled. Here most drivers enable data ... 14 Apr 2010 03:19

mx5: Add USB to Freescale MX51 Babbage
This patch looks OK for me, but I failed to find the 8th patch of this patchset. Did you forget to send it out? -Bryan On 04/13/2010 09:10 AM, Dinh.Nguyen(a)freescale.com wrote: From: Dinh Nguyen<Dinh.Nguyen(a)freescale.com> Updade mx51_defconfig to include USB host support. This patch applies to 2.6.34-... 15 Apr 2010 01:33

mxc: Update GPIO for USB support on Freescale MX51 Babbage HW
On Tue, Apr 13, 2010 at 11:10:25AM -0500, Dinh.Nguyen(a)freescale.com wrote: From: Dinh Nguyen <Dinh.Nguyen(a)freescale.com> This patch is part of enabling USB for Freescale MX51 Babbage HW. This patch updates the iomux pins for USB, and gpio line for reset the USB hub on the MX51 Babbage HW. This pa... 3 May 2010 09:49

blkdev: pass gfp_mask and flags to blkdev_issue_flush
Christoph Hellwig <hch(a)infradead.org> writes: +enum{ + __BLKDEV_IFL_WAIT, /* wait for completion */ + __BLKDEV_IFL_BARRIER, /*issue request with barrier */ +}; +#define BLKDEV_IFL_WAIT (1 << __BLKDEV_IFL_WAIT) +#define BLKDEV_IFL_BARRIER (1 << __BLKDEV_IFL_BARRIER) This is a very awkwar... 14 Apr 2010 03:19

Sound goes too fast due to commit 7b3a177b0
At Tue, 13 Apr 2010 23:54:26 +0200, Éric Piel wrote: Hello, Since 2.6.34-rc*, I have a regression on alsa which prevents the sound to be played correctly. When playing, the music goes too fast, skipping some parts. Typically, it's very easy to reproduce by doing: time mplayer -endpos 30 sound-fi... 17 Apr 2010 11:53

WARNING: at fs/sysfs/dir.c:451 sysfs_add_one: sysfs: cannot create duplicate filename '/devices/pci0000:00/0000:00:01.0/slot'
On Tue, Apr 13, 2010 at 07:33:34PM -0600, Alex Chiang wrote: * Eric Paris <eparis(a)redhat.com>: I get one for 1.0, 1.1, 1.2, 2.0, 3.0, 4.0, 5.0. Below I only show the example for 1.0. Attached should be the full dmesg and config. Please let me know about any ideas, tests, questions, or things ... 14 Apr 2010 02:13

perf: Split out arch specific code & improve PowerPC perf probe support
These patches add the required mappings to use perf probe on PowerPC. Functionality wise it requires the patch titled "powerpc: Add kprobe-based event tracer" from the powerpc-next tree to provide the HAVE_REGS_AND_STACK_ACCESS_API required for CONFIG_KPROBE_EVENT. The code will still compile cleanly without it a... 20 Apr 2010 16:07