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| author |   Peter Zijlstra <a.p.zijlstra@chello.nl> | 2008-01-25 21:08:32 +0100 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-01-25 21:08:32 +0100 |
| commit | 37bb6cb4097e29ffee970065b74499cbf10603a3 (patch) | |
| tree | 406de8e53a02244d9f8998bf5e583d3923b4e5c0 /kernel/Kconfig.hz | |
| parent | hrtimer: fixup the HRTIMER_CB_IRQSAFE_NO_SOFTIRQ fallback (diff) | |
| download | linux-dev-37bb6cb4097e29ffee970065b74499cbf10603a3.tar.xz linux-dev-37bb6cb4097e29ffee970065b74499cbf10603a3.zip | |
hrtimer: unlock hrtimer_wakeup
hrtimer_wakeup creates a
base->lock
rq->lock
lock dependancy. Avoid this by switching to HRTIMER_CB_IRQSAFE_NO_SOFTIRQ
which doesn't hold base->lock.
This fully untangles hrtimer locks from the scheduler locks, and allows
hrtimer usage in the scheduler proper.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/Kconfig.hz')
0 files changed, 0 insertions, 0 deletions