cgroup: mark @cgrp __maybe_unused in cpu_stat_show()



The local variable @cgrp isn't used if !CONFIG_CGROUP_SCHED.  Mark the
variable with __maybe_unused to avoid a compile warning.

Reported-by: "kbuild-all@01.org" <kbuild-all@01.org>
Signed-off-by: Tejun Heo <tj@kernel.org>

parent 663d4673

kernel/cgroup/cgroup.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -3357,7 +3357,7 @@ static int __maybe_unused cgroup_extra_stat_show(struct seq_file *seq,

		static int cpu_stat_show(struct seq_file seq, void v)
		{
		struct cgroup *cgrp = seq_css(seq)->cgroup;
		struct cgroup __maybe_unused *cgrp = seq_css(seq)->cgroup;
		int ret = 0;

		cgroup_stat_show_cputime(seq);