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authorTejun Heo <tj@kernel.org>2017-10-30 08:13:14 -0700
committerTejun Heo <tj@kernel.org>2017-10-30 08:13:14 -0700
commitc3ba13298709f46e72b22d087d0aa02bd012e4b0 (patch)
treeeb05900d333ae784873aa9d3ac244971047ca012 /kernel/cgroup
parent663d46736993ed4ab397f878d5cc93991e29bc59 (diff)
downloadlinux-c3ba13298709f46e72b22d087d0aa02bd012e4b0.tar.bz2
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>
Diffstat (limited to 'kernel/cgroup')
-rw-r--r--kernel/cgroup/cgroup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index d9773e49a1b4..d6ed725f36d9 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -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);