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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_stall.h | |
| parent | rcu: Remove useless "ret" update in rcu_gp_fqs_loop() (diff) | |
| download | linux-8211e922de2854130e3633f52cd4fc2d7817ceb0.tar.gz linux-8211e922de2854130e3633f52cd4fc2d7817ceb0.tar.bz2 linux-8211e922de2854130e3633f52cd4fc2d7817ceb0.zip | |
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_stall.h')
| -rw-r--r-- | kernel/rcu/tree_stall.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h index a8d0fcf0826f..677ee3d8671b 100644 --- a/kernel/rcu/tree_stall.h +++ b/kernel/rcu/tree_stall.h @@ -351,7 +351,7 @@ static void rcu_dump_cpu_stacks(void) static void print_cpu_stall_fast_no_hz(char *cp, int cpu) { - struct rcu_data *rdp = &per_cpu(rcu_data, cpu); + struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); sprintf(cp, "last_accelerate: %04lx/%04lx dyntick_enabled: %d", rdp->last_accelerate & 0xffff, jiffies & 0xffff, |