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authorBart Van Assche <bvanassche@acm.org>2019-02-14 15:00:49 -0800
committerIngo Molnar <mingo@kernel.org>2019-02-28 07:55:45 +0100
commit527af3ea273b2cf0c017a2c90090b3c94af8aba4 (patch)
tree95fab8fd485ff8b4061ea8e7dd2d36412dc601f9 /kernel/locking
parent2212684adff79e2704a2792ff46682afb9246fc8 (diff)
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locking/lockdep: Fix a comment in add_chain_cache()
Reflect that add_chain_cache() is always called with the graph lock held. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Waiman Long <longman@redhat.com> Cc: Will Deacon <will.deacon@arm.com> Cc: johannes.berg@intel.com Cc: tj@kernel.org Link: https://lkml.kernel.org/r/20190214230058.196511-15-bvanassche@acm.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/locking')
-rw-r--r--kernel/locking/lockdep.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index 753a9b758266..ec0cb794f70d 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -2266,7 +2266,7 @@ static inline int add_chain_cache(struct task_struct *curr,
*/
/*
- * We might need to take the graph lock, ensure we've got IRQs
+ * The caller must hold the graph lock, ensure we've got IRQs
* disabled to make this an IRQ-safe lock.. for recursion reasons
* lockdep won't complain about its own locking errors.
*/