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(parent: f9c0b09) | patch
sched: disable the hrtick for now
authorIngo Molnar <mingo@elte.hu>
Mon, 20 Oct 2008 12:27:43 +0000 (14:27 +0200)
committerIngo Molnar <mingo@elte.hu>
Mon, 20 Oct 2008 12:27:43 +0000 (14:27 +0200)
commit0c4b83da58ec2e96ce9c44c211d6eac5f9dae478
tree2bd2cfee12c1758fb1a27482b4178f86d538f904tree | snapshot
parentf9c0b0950d5fd8c8c5af39bc061f27ea8fddcac3commit | diff
sched: disable the hrtick for now

David Miller reported that hrtick update overhead has tripled the
wakeup overhead on Sparc64.

That is too much - disable the HRTICK feature for now by default,
until a faster implementation is found.

Reported-by: David Miller <davem@davemloft.net>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched_features.h diff | blob | history
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