Kernel

[PATCH 0/7] [GIT PULL] tracing: updates
Ingo, Please pull the latest tip/tracing/core tree, which can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git tip/tracing/core Li Zefan (3): tracing: Convert some signal events to DEFINE_TRACE tracing: Update comments tracing: Remove side effec... 1 Apr 2010 00:21

[PATCH 4/7] tracing: Fix compile error in module tracepoints when MODULE_UNLOAD not set
From: Steven Rostedt <srostedt(a)redhat.com> If modules are configured in the build but unloading of modules is not, then the refcnt is not defined. Place the get/put module tracepoints under CONFIG_MODULE_UNLOAD since it references this field in the module structure. As a side-effect, this patch also reduces th... 1 Apr 2010 00:21

workqueue: move lockdep annotations up to destroy_workqueue()
Oleg Nesterov wrote: On 03/31, Amerigo Wang wrote: This fixes a lockdep warning when invoking destroy_workqueue(), because the lockdep annotations are invoked under cpu_add_remove_lock. Confused. Why does lockdep complains? Because lockdep annotations are added to prevent other locks are taken bef... 2 Apr 2010 01:44

mm,migration: Allow the migration of PageSwapCache pages
On Thu, Apr 1, 2010 at 8:57 AM, KAMEZAWA Hiroyuki <kamezawa.hiroyu(a)jp.fujitsu.com> rmap_walk_anon() is called against unmapped pages. Then, !page_mapped() is always true. So, the behavior will not be different from the last one. rmap_walk_anon can be also called in case of failing try_to_unmap. Then... 23 Apr 2010 21:17

2.6.27.46-stable review
Greg KH wrote: This is the start of the stable review cycle for the 2.6.27.46 release. There are 45 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let us know. If anyone is a maintainer of the proper subsystem, and wants to ... 1 Apr 2010 01:26

linux-next: manual merge of the wireless tree with the wireless-current tree
Hi John, Today's linux-next merge of the wireless tree got a conflict in drivers/net/wireless/iwlwifi/iwl-4965.c between commit be6b38bcb175613f239e0b302607db346472c6b6 ("iwlwifi: counting number of tfds can be free for 4965") from the wireless-current tree and commit 74bcdb33e99f49ef5202dd2f8109945b4570edc2 ("i... 31 Mar 2010 23:15

[PATCH 1/4] [tip:x86/mm] Correcting improper large page preservation
This patch fixes a bug in try_preserve_large_page() which may result in improper large page preservation and improper application of page attributes to the memory area outside of the original change request. More specifically, the problem manifests itself when set_memory_*() is called for several pages at the begin... 31 Mar 2010 22:10

RFC [Patch] Remove "please try 'cgroup_disable=memory' option if you don't want memory cgroups" printk at boot time.
(Added related people to Cc list.) On Wed, 31 Mar 2010 11:54:59 -0400, Larry Woodman <lwoodman(a)redhat.com> wrote: On Wed, 2010-03-31 at 11:28 -0400, Larry Woodman wrote: We are considering removing this printk at boot time from RHEL because it will confuse customers, encourage them to change the boot pa... 7 Apr 2010 04:35

invalid process utime
Hi, I started the postgresql daemon on my laptop, gave it a big query to chew and then ran 'top' to see it struggle, when I noticed that several of my processes had crazy utime-s. I selected the postgres one for exemplification: $ cat /proc/5623/stat 5623 (postgres) S 1 5623 5623 0 -1 4202560 4340 1644345 5 ... 31 Mar 2010 21:02

linux-next: build warning after merge of the cifs tree
Hi Steve, After merging the cifs tree, today's linux-next build (x86_64 allmodconfig) produced this warning: fs/cifs/cifssmb.c: In function 'CIFSSMBWrite': fs/cifs/cifssmb.c:1516: warning: suggest explicit braces to avoid ambiguous 'else' Introduced by commit 5702f749ee6645f70412cfe6408503a735366ffe ("cifs: ... 31 Mar 2010 21:02