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cgroup: minor cleanup for cgroup_extra_stat_show()

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Make it under CONFIG_CGROUP_SCHED to rid of __maybe_unused annotation.
And further fetch cgrp inside cgroup_extra_stat_show() directly to rid
of __maybe_unused annotation of cgrp. No functional change intended.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Miaohe Lin 2023-07-06 17:42:42 +08:00 committed by Tejun Heo
parent 2246ca53d7
commit 1299eb2b0a
1 changed files with 5 additions and 4 deletions
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9
kernel/cgroup/cgroup.c
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@ -3654,9 +3654,10 @@ static int cgroup_stat_show(struct seq_file *seq, void *v)
return 0; return 0;
} }
static int __maybe_unused cgroup_extra_stat_show(struct seq_file *seq, #ifdef CONFIG_CGROUP_SCHED
struct cgroup *cgrp, int ssid) static int cgroup_extra_stat_show(struct seq_file *seq, int ssid)
{ {
struct cgroup *cgrp = seq_css(seq)->cgroup;
struct cgroup_subsys *ss = cgroup_subsys[ssid]; struct cgroup_subsys *ss = cgroup_subsys[ssid];
struct cgroup_subsys_state *css; struct cgroup_subsys_state *css;
int ret; int ret;
@ -3672,15 +3673,15 @@ static int __maybe_unused cgroup_extra_stat_show(struct seq_file *seq,
css_put(css); css_put(css);
return ret; return ret;
} }
#endif
static int cpu_stat_show(struct seq_file *seq, void *v) static int cpu_stat_show(struct seq_file *seq, void *v)
{ {
struct cgroup __maybe_unused *cgrp = seq_css(seq)->cgroup;
int ret = 0; int ret = 0;
cgroup_base_stat_cputime_show(seq); cgroup_base_stat_cputime_show(seq);
#ifdef CONFIG_CGROUP_SCHED #ifdef CONFIG_CGROUP_SCHED
ret = cgroup_extra_stat_show(seq, cgrp, cpu_cgrp_id); ret = cgroup_extra_stat_show(seq, cpu_cgrp_id);
#endif #endif
return ret; return ret;
} }