Messages in this thread Patch in this message | | | From | Frederic Weisbecker <> | Subject | [PATCH 7/7] preempt: Remove PREEMPT_ACTIVE unmasking off in_atomic() | Date | Mon, 11 May 2015 17:08:24 +0200 |
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Now that PREEMPT_ACTIVE implies PREEMPT_DISABLE_OFFSET, ignoring PREEMPT_ACTIVE from in_atomic() check isn't useful anymore.
Cc: Ingo Molnar <mingo@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> --- include/linux/preempt.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/preempt.h b/include/linux/preempt.h index 4057696..a1a00e1 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -112,7 +112,7 @@ * used in the general case to determine whether sleeping is possible. * Do not use in_atomic() in driver code. */ -#define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != 0) +#define in_atomic() (preempt_count() != 0) /* * Check whether we were atomic before we did preempt_disable(): -- 2.1.4
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