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author | Frederic Weisbecker <fweisbec@gmail.com> | 2009-07-16 09:44:29 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-07-18 09:51:42 -0400 |
commit | e4aafea2d4bde8b44d6500c4ee7195bbfc51269e (patch) | |
tree | bf0c9df18b9f63bb10da0096d81ba80712a71665 /include/linux/kmalloc_sizes.h | |
parent | e09758fae8ccde97e026c704319eaa18d488dc86 (diff) |
sched: Add a preempt count base offset to __might_sleep()
Add a preempt count base offset to compare against the current
preempt level count. It prepares to pull up the might_sleep
check from cond_resched() to cond_resched_lock() and
cond_resched_bh().
For these two helpers, we need to respectively ensure that once
we'll unlock the given spinlock / reenable local softirqs, we
will reach a sleepable state.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
[ Move and rename preempt_count_equals() ]
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1247725694-6082-4-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/kmalloc_sizes.h')
0 files changed, 0 insertions, 0 deletions