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authorKirill Tkhai <ktkhai@parallels.com>2014-06-25 10:19:48 +0200
committerIngo Molnar <mingo@kernel.org>2014-07-05 11:17:44 +0200
commit99b625670f1447ecf0739161efbe7f2f43c0e0b6 (patch)
tree81106175ac54b685be1622fee04c934f71783bc6 /kernel/cpu.c
parentsched/fair: Disable runtime_enabled on dying rq (diff)
downloadlinux-99b625670f1447ecf0739161efbe7f2f43c0e0b6.tar.xz
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sched/rt: Enqueue just unthrottled rt_rq back on the stack in __disable_runtime()
Make rt_rq available for pick_next_task(). Otherwise, their tasks stay prisoned long time till dead cpu becomes alive again. Reviewed-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Signed-off-by: Kirill Tkhai <ktkhai@parallels.com> CC: Konstantin Khorenko <khorenko@parallels.com> CC: Ben Segall <bsegall@google.com> CC: Paul Turner <pjt@google.com> CC: Mike Galbraith <umgwanakikbuti@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1403684388.3462.43.camel@tkhai Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/cpu.c')
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