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author | Peter Boonstoppel <pboonstoppel@nvidia.com> | 2012-08-09 22:34:47 (GMT) |
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committer | Ingo Molnar <mingo@kernel.org> | 2012-09-04 12:30:30 (GMT) |
commit | a4c96ae319b8047f62dedbe1eac79e321c185749 (patch) | |
tree | e93b18f6ca2d2a734962ee880d8e2cb7bd1e42b0 /kernel/kexec.c | |
parent | 749c8814f08f12baa4a9c2812a7c6ede7d69507d (diff) | |
download | linux-a4c96ae319b8047f62dedbe1eac79e321c185749.tar.xz |
sched: Unthrottle rt runqueues in __disable_runtime()
migrate_tasks() uses _pick_next_task_rt() to get tasks from the
real-time runqueues to be migrated. When rt_rq is throttled
_pick_next_task_rt() won't return anything, in which case
migrate_tasks() can't move all threads over and gets stuck in an
infinite loop.
Instead unthrottle rt runqueues before migrating tasks.
Additionally: move unthrottle_offline_cfs_rqs() to rq_offline_fair()
Signed-off-by: Peter Boonstoppel <pboonstoppel@nvidia.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Turner <pjt@google.com>
Link: http://lkml.kernel.org/r/5FBF8E85CA34454794F0F7ECBA79798F379D3648B7@HQMAIL04.nvidia.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/kexec.c')
0 files changed, 0 insertions, 0 deletions