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author | Jules Irenge <jbi.octave@gmail.com> | 2020-01-30 00:30:09 +0000 |
---|---|---|
committer | Paul E. McKenney <paulmck@kernel.org> | 2020-02-20 15:58:23 -0800 |
commit | 92c0b889f2ff6898710d49458b6eae1de50895c6 (patch) | |
tree | 9f476d8ad5b305c00efdc157de2484387ade21d0 | |
parent | 9ced454807191e44ef093aeeee68194be9ce3a1a (diff) | |
download | linux-92c0b889f2ff6898710d49458b6eae1de50895c6.tar.bz2 |
rcu/nocb: Add missing annotation for rcu_nocb_bypass_unlock()
Sparse reports warning at rcu_nocb_bypass_unlock()
warning: context imbalance in rcu_nocb_bypass_unlock() - unexpected unlock
The root cause is a missing annotation of rcu_nocb_bypass_unlock()
which causes the warning.
This commit therefore adds the missing __releases(&rdp->nocb_bypass_lock)
annotation.
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Acked-by: Boqun Feng <boqun.feng@gmail.com>
-rw-r--r-- | kernel/rcu/tree_plugin.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 6db2cad7dab7..384651915d74 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -1530,6 +1530,7 @@ static bool rcu_nocb_bypass_trylock(struct rcu_data *rdp) * Release the specified rcu_data structure's ->nocb_bypass_lock. */ static void rcu_nocb_bypass_unlock(struct rcu_data *rdp) + __releases(&rdp->nocb_bypass_lock) { lockdep_assert_irqs_disabled(); raw_spin_unlock(&rdp->nocb_bypass_lock); |