mm,migration: Do not try to migrate unmapped anonymous pages
Hi, Mel. On Sat, Mar 13, 2010 at 1:41 AM, Mel Gorman <mel(a)> wrote: rmap_walk_anon() was triggering errors in memory compaction that looks like use-after-free errors in anon_vma. The problem appears to be that between the page being isolated from the LRU and rcu_read_lock() being taken, the mapcoun... 25 Mar 2010 22:01
memcontrol: fix potential null deref
On Sat, 13 Mar 2010 17:56:21 +0300 Dan Carpenter <error27(a)> wrote: There was a potential null deref introduced in: c62b1a3b31b5 memcg: use generic percpu instead of private implementation Signed-off-by: Dan Carpenter <error27(a)> Thanks. Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@j... 14 Mar 2010 20:59
[PATCH -mmotm 3/5] page_cgroup: introduce file cache flags
Introduce page_cgroup flags to keep track of file cache pages. Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu(a)> Signed-off-by: Andrea Righi <arighi(a)> --- include/linux/page_cgroup.h | 22 +++++++++++++++++++++- 1 files changed, 21 insertions(+), 1 deletions(-) diff --git a/inclu... 14 Mar 2010 19:53
[PATCH -mmotm 2/5] memcg: dirty memory documentation
Document cgroup dirty memory interfaces and statistics. Signed-off-by: Andrea Righi <arighi(a)> --- Documentation/cgroups/memory.txt | 36 ++++++++++++++++++++++++++++++++++++ 1 files changed, 36 insertions(+), 0 deletions(-) diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/mem... 14 Mar 2010 19:53
[PATCH 2/3] gigaset: correct clearing of at_state strings on RING
In RING handling, clear the table of received parameter strings in a loop like everywhere else, instead of by enumeration which had already gotten out of sync. Impact: minor bugfix Signed-off-by: Tilman Schmidt <tilman(a)> CC: stable(a) --- Note to -stable: applies correctly to 2.6.33. drivers... 14 Mar 2010 19:53
[PATCH 3/3] gigaset: prune use of tty_buffer_request_room
Calling tty_buffer_request_room() before tty_insert_flip_string() is unnecessary, costs CPU and for big buffers can mess up the multi-page allocation avoidance. Signed-off-by: Tilman Schmidt <tilman(a)> CC: Alan Cox <alan(a)>, stable(a) --- Note to -stable: applies correctly to 2.6... 14 Mar 2010 19:53
tracing: Do not record user stack trace from NMI context
On Sun, 2010-03-14 at 23:05 +0100, John Kacur wrote: On Sat, Mar 13, 2010 at 3:57 AM, Steven Rostedt <rostedt(a)> wrote: diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 484337d..e52683f 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1284,6 +1284,13... 14 Mar 2010 18:46
staging: otus: Remove mix of tabs and spaces with just tabs in ioctl.c
On Sun, Mar 14, 2010 at 11:56:00AM -0400, Steven Harms wrote: Previously defines had a mix of both tabs and spaces, causing an error in the checkpatch tool. These tabs and spaces have been consolidated to only tabs. Signed-off-by: Steven Harms <sharms(a)> Looks good to me. Acked-by: Simon Horman <h... 14 Mar 2010 17:40
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[RFC][PATCH] PM: Update device power management document
From: Rafael J. Wysocki <rjw(a)> The device PM document, Documentation/power/devices.txt, is badly outdated and requires total rework to fit the current design of the PM framework. Make it more up to date. Signed-off-by: Rafael J. Wysocki <rjw(a)> --- This has been promised for a long time, but the... 18 Mar 2010 17:47