diff options
| author | Konstantin Khlebnikov <khlebnikov@yandex-team.ru> | 2016-06-16 15:57:15 +0300 |
|---|---|---|
| committer | Sasha Levin <alexander.levin@verizon.com> | 2017-06-13 09:29:21 -0400 |
| commit | 0f665ed5581f1c4e6cf1353484a0f625b2bf88a0 (patch) | |
| tree | 3c1ffedda091b4c91aae747264dc90353681ab4e /kernel/sysctl_binary.c | |
| parent | 953334de0819acba9cfebb3a7fd190a9b7d6b7e5 (diff) | |
sched/fair: Do not announce throttled next buddy in dequeue_task_fair()
[ Upstream commit 754bd598be9bbc953bc709a9e8ed7f3188bfb9d7 ]
Hierarchy could be already throttled at this point. Throttled next
buddy could trigger a NULL pointer dereference in pick_next_task_fair().
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Ben Segall <bsegall@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/146608183552.21905.15924473394414832071.stgit@buzz
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Diffstat (limited to 'kernel/sysctl_binary.c')
0 files changed, 0 insertions, 0 deletions