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authorPeter Zijlstra <[email protected]>2015-09-28 18:11:45 +0200
committerIngo Molnar <[email protected]>2015-10-06 17:08:17 +0200
commitda7142e2ed735e1c1bef5a757dc55de35c65fbd6 (patch)
tree96aeb81dff99652bb43623fca210ef08ddc57c32 /kernel
parent1dc0fffc48af94513e621f95dff730ed4f7317ec (diff)
sched/core: Simplify preempt_count tests
Since we stopped setting PREEMPT_ACTIVE, there is no need to mask it out of preempt_count() tests. Signed-off-by: Peter Zijlstra (Intel) <[email protected]> Reviewed-by: Thomas Gleixner <[email protected]> Reviewed-by: Steven Rostedt <[email protected]> Reviewed-by: Frederic Weisbecker <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Mike Galbraith <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: [email protected] Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index d6989f85c641..ca260cc5d881 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7486,7 +7486,7 @@ void __init sched_init(void)
#ifdef CONFIG_DEBUG_ATOMIC_SLEEP
static inline int preempt_count_equals(int preempt_offset)
{
- int nested = (preempt_count() & ~PREEMPT_ACTIVE) + rcu_preempt_depth();
+ int nested = preempt_count() + rcu_preempt_depth();
return (nested == preempt_offset);
}