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authorFrederic Weisbecker <fweisbec@gmail.com>2015-05-12 16:41:48 +0200
committerIngo Molnar <mingo@kernel.org>2015-05-19 08:39:12 +0200
commit90b62b5129d5cb50f62f40e684de7a1961e57197 (patch)
tree2a169fb610c25f8e24acb09f1e524ec3e9bcc830 /include/linux
parent2e10e71ce88e3eaccfd09a045ae6ecebe657ba09 (diff)
sched/preempt: Rename PREEMPT_CHECK_OFFSET to PREEMPT_DISABLE_OFFSET
"CHECK" suggests it's only used as a comparison mask. But now it's used further as a config-conditional preempt disabler offset. Lets disambiguate this name. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1431441711-29753-4-git-send-email-fweisbec@gmail.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/preempt.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index 37974cd4f092..4689ef210a13 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -85,9 +85,9 @@
#define in_nmi() (preempt_count() & NMI_MASK)
#if defined(CONFIG_PREEMPT_COUNT)
-# define PREEMPT_CHECK_OFFSET 1
+# define PREEMPT_DISABLE_OFFSET 1
#else
-# define PREEMPT_CHECK_OFFSET 0
+# define PREEMPT_DISABLE_OFFSET 0
#endif
/*
@@ -103,7 +103,7 @@
*
* Work as expected.
*/
-#define SOFTIRQ_LOCK_OFFSET (SOFTIRQ_DISABLE_OFFSET + PREEMPT_CHECK_OFFSET)
+#define SOFTIRQ_LOCK_OFFSET (SOFTIRQ_DISABLE_OFFSET + PREEMPT_DISABLE_OFFSET)
/*
* Are we running in atomic context? WARNING: this macro cannot
@@ -119,7 +119,7 @@
* (used by the scheduler, *after* releasing the kernel lock)
*/
#define in_atomic_preempt_off() \
- ((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_CHECK_OFFSET)
+ ((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_DISABLE_OFFSET)
#if defined(CONFIG_DEBUG_PREEMPT) || defined(CONFIG_PREEMPT_TRACER)
extern void preempt_count_add(int val);