Irq is disabled before this_cpu_write(), so we can Replace this_cpu_write() with __this_cpu_write().
Signed-off-by: Muchun Song <[email protected]> --- kernel/softirq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/softirq.c b/kernel/softirq.c index 2c3382378d94..eaf3bdf7c749 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -650,7 +650,7 @@ static int takeover_tasklets(unsigned int cpu) /* Find end, append list for that CPU. */ if (&per_cpu(tasklet_vec, cpu).head != per_cpu(tasklet_vec, cpu).tail) { *__this_cpu_read(tasklet_vec.tail) = per_cpu(tasklet_vec, cpu).head; - this_cpu_write(tasklet_vec.tail, per_cpu(tasklet_vec, cpu).tail); + __this_cpu_write(tasklet_vec.tail, per_cpu(tasklet_vec, cpu).tail); per_cpu(tasklet_vec, cpu).head = NULL; per_cpu(tasklet_vec, cpu).tail = &per_cpu(tasklet_vec, cpu).head; } -- 2.17.1
