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| author | Thomas Gleixner <tglx@linutronix.de> | 2008-11-10 13:20:23 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@apollo.(none)> | 2008-11-10 22:39:27 +0100 |
| commit | ae99286b4f1be7788f2d6947c66a91dbd6351eec (patch) | |
| tree | a403ffaeaad1cb38afa79e2cca40ecc00ea694ab /kernel/hrtimer.c | |
| parent | ee5f80a993539490a07477ff2526bf62c503fbb4 (diff) | |
| download | op-kernel-dev-ae99286b4f1be7788f2d6947c66a91dbd6351eec.zip op-kernel-dev-ae99286b4f1be7788f2d6947c66a91dbd6351eec.tar.gz | |
nohz: disable tick_nohz_kick_tick() for now
Impact: nohz powersavings and wakeup regression
commit fb02fbc14d17837b4b7b02dbb36142c16a7bf208 (NOHZ: restart tick
device from irq_enter()) causes a serious wakeup regression.
While the patch is correct it does not take into account that spurious
wakeups happen on x86. A fix for this issue is available, but we just
revert to the .27 behaviour and let long running softirqs screw
themself.
Disable it for now.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/hrtimer.c')
0 files changed, 0 insertions, 0 deletions
