diff options
| author | Paul E. McKenney <paulmck@kernel.org> | 2024-03-01 17:16:53 -0800 |
|---|---|---|
| committer | Uladzislau Rezki (Sony) <urezki@gmail.com> | 2024-04-15 11:29:48 +0200 |
| commit | 3dbd8652f87b81fccb766bddb985ef46a1502f04 (patch) | |
| tree | 39761df718bbb30e346e1dfaf2e1b1aacde294d3 /kernel/rcu | |
| parent | 1b4e9fdf9ed489c779259734e0b47f408c7786f2 (diff) | |
rcu: Remove redundant BH disabling in TINY_RCU
The TINY_RCU rcu_process_callbacks() function is only ever invoked from
a softirq handler, which means that BH is already disabled. This commit
therefore removes the redundant local_bh_disable() and local_bh_ennable()
from this function.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Diffstat (limited to 'kernel/rcu')
| -rw-r--r-- | kernel/rcu/tiny.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c index 705c0d16850a..4470af926a34 100644 --- a/kernel/rcu/tiny.c +++ b/kernel/rcu/tiny.c @@ -130,9 +130,7 @@ static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused next = list->next; prefetch(next); debug_rcu_head_unqueue(list); - local_bh_disable(); rcu_reclaim_tiny(list); - local_bh_enable(); list = next; } } |