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authorMike Galbraith <[email protected]>2011-04-29 08:36:50 +0200
committerIngo Molnar <[email protected]>2011-05-16 11:01:17 +0200
commit61eadef6a9bde9ea62fda724a9cb501ce9bc925a (patch)
tree52ffdd4251e921681f086ec6c4e14ad6e5f9472d /kernel/mutex-debug.c
parent3e51e3edfd81bfd9853ad7de91167e4ce33d0fe7 (diff)
sched, rt: Update rq clock when unthrottling of an otherwise idle CPU
If an RT task is awakened while it's rt_rq is throttled, the time between wakeup/enqueue and unthrottle/selection may be accounted as rt_time if the CPU is idle. Set rq->skip_clock_update negative upon throttle release to tell put_prev_task() that we need a clock update. Reported-by: Thomas Giesel <[email protected]> Signed-off-by: Mike Galbraith <[email protected]> Signed-off-by: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'kernel/mutex-debug.c')
0 files changed, 0 insertions, 0 deletions