Commit-ID:  527af3ea273b2cf0c017a2c90090b3c94af8aba4
Gitweb:     https://git.kernel.org/tip/527af3ea273b2cf0c017a2c90090b3c94af8aba4
Author:     Bart Van Assche <[email protected]>
AuthorDate: Thu, 14 Feb 2019 15:00:49 -0800
Committer:  Ingo Molnar <[email protected]>
CommitDate: Thu, 28 Feb 2019 07:55:45 +0100

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 <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Johannes Berg <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Paul E. McKenney <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Waiman Long <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: [email protected]
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
 kernel/locking/lockdep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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.
         */

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