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| author | Miaohe Lin <linmiaohe@huawei.com> | 2023-07-15 11:08:29 +0800 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2023-07-17 08:34:41 -1000 |
| commit | fcbb485d9f720b176d7bac0802181901eedddbed (patch) | |
| tree | 128a57210599b3a237a7d4c52989696163c7a800 /kernel/cgroup | |
| parent | ceddae22cd08ba9f52a995cfb573fee89fa4afc4 (diff) | |
cgroup: use cached local variable parent in for loop
Use local variable parent to initialize iter tcgrp in for loop so the size
of cgroup.o can be reduced by 64 bytes. No functional change intended.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/cgroup')
| -rw-r--r-- | kernel/cgroup/cgroup.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 30c9c2503ccf..e9a62de3faf9 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -5894,7 +5894,7 @@ static int cgroup_destroy_locked(struct cgroup *cgrp) parent->nr_threaded_children--; spin_lock_irq(&css_set_lock); - for (tcgrp = cgroup_parent(cgrp); tcgrp; tcgrp = cgroup_parent(tcgrp)) { + for (tcgrp = parent; tcgrp; tcgrp = cgroup_parent(tcgrp)) { tcgrp->nr_descendants--; tcgrp->nr_dying_descendants++; /* |