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authorThomas Gleixner <tglx@linutronix.de>2011-06-07 09:19:06 +0200
committerClark Williams <williams@redhat.com>2012-03-02 11:52:19 -0600
commit7a3bd18779a24537e300a3a1ad8d7f61536d84db (patch)
tree5b7c97d67b8f37c3b2819222a4174d171c701c21 /include
parent9dedb01705a3ed67c0ac4df98df59b0e431fc5ba (diff)
sched-might-sleep-do-not-account-rcu-depth.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/rcupdate.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 2cf4226ade7e..a0082e24dea4 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -147,6 +147,11 @@ void synchronize_rcu(void);
* types of kernel builds, the rcu_read_lock() nesting depth is unknowable.
*/
#define rcu_preempt_depth() (current->rcu_read_lock_nesting)
+#ifndef CONFIG_PREEMPT_RT_FULL
+#define sched_rcu_preempt_depth() rcu_preempt_depth()
+#else
+static inline int sched_rcu_preempt_depth(void) { return 0; }
+#endif
#else /* #ifdef CONFIG_PREEMPT_RCU */
@@ -170,6 +175,8 @@ static inline int rcu_preempt_depth(void)
return 0;
}
+#define sched_rcu_preempt_depth() rcu_preempt_depth()
+
#endif /* #else #ifdef CONFIG_PREEMPT_RCU */
/* Internal to kernel */