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| author | Liu Song <liu.song11@zte.com.cn> | 2021-06-30 22:08:02 +0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2021-08-06 13:41:49 -0700 |
| commit | 8211e922de2854130e3633f52cd4fc2d7817ceb0 (patch) | |
| tree | e34fc57341e00fb50ad46d074b3620e3c82ec0a1 /kernel/rcu/tree.c | |
| parent | eb880949ef41c98a203c4a033e06e05854d902ef (diff) | |
| download | linux-8211e922de2854130e3633f52cd4fc2d7817ceb0.tar.gz linux-8211e922de2854130e3633f52cd4fc2d7817ceb0.tar.xz | |
rcu: Use per_cpu_ptr to get the pointer of per_cpu variable
There are a few remaining locations in kernel/rcu that still use
"&per_cpu()". This commit replaces them with "per_cpu_ptr(&)", and does
not introduce any functional change.
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reviewed-by: Neeraj Upadhyay <neeraju@codeaurora.org>
Reviewed-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Liu Song <liu.song11@zte.com.cn>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/rcu/tree.c')
| -rw-r--r-- | kernel/rcu/tree.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 2f000e8a315d..7403328cdf99 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -1286,7 +1286,7 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp) */ jtsq = READ_ONCE(jiffies_to_sched_qs); ruqp = per_cpu_ptr(&rcu_data.rcu_urgent_qs, rdp->cpu); - rnhqp = &per_cpu(rcu_data.rcu_need_heavy_qs, rdp->cpu); + rnhqp = per_cpu_ptr(&rcu_data.rcu_need_heavy_qs, rdp->cpu); if (!READ_ONCE(*rnhqp) && (time_after(jiffies, rcu_state.gp_start + jtsq * 2) || time_after(jiffies, rcu_state.jiffies_resched) || |