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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-20 14:27:43 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-20 14:27:43 +0200 |
| commit | 0c4b83da58ec2e96ce9c44c211d6eac5f9dae478 (patch) | |
| tree | 2bd2cfee12c1758fb1a27482b4178f86d538f904 /include/asm-x86/cmpxchg_64.h | |
| parent | f9c0b0950d5fd8c8c5af39bc061f27ea8fddcac3 (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>
Diffstat (limited to 'include/asm-x86/cmpxchg_64.h')
0 files changed, 0 insertions, 0 deletions