Kernel

[PATCH 7/9] oom: remove child->mm check from oom_kill_process()
Current "child->mm == p->mm" mean prevent to select vfork() task. But we don't have any reason to prevent it. Remvoed. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> --- mm/oom_kill.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-) diff --git a/mm/oom_kill.c b/mm/oom_kill.c ... 16 Jun 2010 22:08

+ oom-check-pf_kthread-instead-of-mm-to-skip-kthreads.patch added to -mm tree
> The patch titled oom: check PF_KTHREAD instead of !mm to skip kthreads has been added to the -mm tree. Its filename is oom-check-pf_kthread-instead-of-mm-to-skip-kthreads.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a... 16 Jun 2010 22:08

+ oom-sacrifice-child-with-highest-badness-score-for-parent-fix.patch added to -mm tree
> The patch titled oom: sacrifice child with highest badness score for parent fix has been added to the -mm tree. Its filename is oom-sacrifice-child-with-highest-badness-score-for-parent-fix.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed ... 16 Jun 2010 22:08

+ oom-fold-__out_of_memory-into-out_of_memory.patch added to -mm tree
> The patch titled oom: fold __out_of_memory into out_of_memory has been added to the -mm tree. Its filename is oom-fold-__out_of_memory-into-out_of_memory.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing... 16 Jun 2010 22:08

oom: oom_kill_process() doesn't select kthread child
> On Wed, Jun 16, 2010 at 08:32:08PM +0900, KOSAKI Motohiro wrote: Now, select_bad_process() have PF_KTHREAD check, but oom_kill_process doesn't. It mean oom_kill_process() may choose wrong task, especially, when the child are using use_mm(). Now oom_kill_process is called by three place. 1. m... 30 Jun 2010 20:55

[PATCH 6/9] oom: unify CAP_SYS_RAWIO check into other superuser check
Now, CAP_SYS_RAWIO check is very strange. if the user have both CAP_SYS_ADMIN and CAP_SYS_RAWIO, points will makes 1/16. Superuser's 1/4 bonus worthness is quite a bit dubious, but considerable. However 1/16 is obviously insane. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> --- mm/oom_kil... 16 Jun 2010 22:08

[PATCH 3/9] oom: make oom_unkillable_task() helper function
Now, we have the same task check in two places. Unify it. Reviewed-by: Minchan Kim <minchan.kim(a)gmail.com> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> --- mm/oom_kill.c | 33 ++++++++++++++++++++++----------- 1 files changed, 22 insertions(+), 11 deletions(-) diff --git a/mm/oom_kill.... 16 Jun 2010 22:08

+ oom-pf_exiting-check-should-take-mm-into-account.patch added to -mm tree
> The patch titled oom: PF_EXITING check should take mm into account has been added to the -mm tree. Its filename is oom-pf_exiting-check-should-take-mm-into-account.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitab... 16 Jun 2010 22:08

[PATCH 5/9] oom: cleanup has_intersects_mems_allowed()
Now has_intersects_mems_allowed() has own thread iterate logic, but it should use while_each_thread(). It slightly improve the code readability. Reviewed-by: Minchan Kim <minchan.kim(a)gmail.com> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> --- mm/oom_kill.c | 8 ++++---- 1 files chang... 16 Jun 2010 22:08

+ oom-improve-commentary-in-dump_tasks.patch added to -mm tree
> The patch titled oom: improve commentary in dump_tasks() has been added to the -mm tree. Its filename is oom-improve-commentary-in-dump_tasks.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as wel... 16 Jun 2010 22:08