diff mbox series

[16/16] srcu: Improve srcu_read_lock_lite() kernel-doc comment

Message ID 20241112145159.23032-17-frederic@kernel.org (mailing list archive)
State Accepted
Commit 768b1f87098a4a586353898b074989808b1b27ad
Headers show
Series SRCU for v6.13 | expand

Commit Message

Frederic Weisbecker Nov. 12, 2024, 2:51 p.m. UTC 
From: "Paul E. McKenney" <paulmck@kernel.org>

Where RCU is watching is where it is OK to invoke rcu_read_lock().

Reported-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Neeraj Upadhyay <Neeraj.Upadhyay@amd.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
---
 include/linux/srcu.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index 4ba96e2cfa40..bab1dae3f69e 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -270,7 +270,8 @@  static inline int srcu_read_lock(struct srcu_struct *ssp) __acquires(ssp)
  * synchronize_rcu_expedited(), IPIs and all.
  *
  * Note that srcu_read_lock_lite() can be invoked only from those contexts
- * where RCU is watching.  Otherwise, lockdep will complain.
+ * where RCU is watching, that is, from contexts where it would be legal
+ * to invoke rcu_read_lock().  Otherwise, lockdep will complain.
  */
 static inline int srcu_read_lock_lite(struct srcu_struct *ssp) __acquires(ssp)
 {