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kselftests: cgroup: don't fail on cg_kill_all() error in cg_destroy()
If the cgroup destruction races with an exit() of a belonging process(es), cg_kill_all() may fail. It's not a good reason to make cg_destroy() fail and leave the cgroup in place, potentially causing next test runs to fail. Signed-off-by: Roman Gushchin <guro@fb.com> Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Shuah Khan <shuah@kernel.org> Cc: kernel-team@fb.com Cc: linux-kselftest@vger.kernel.org
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1 changed files with 1 additions and 3 deletions
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@ -227,9 +227,7 @@ int cg_destroy(const char *cgroup)
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retry:
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ret = rmdir(cgroup);
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if (ret && errno == EBUSY) {
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ret = cg_killall(cgroup);
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if (ret)
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return ret;
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cg_killall(cgroup);
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usleep(100);
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goto retry;
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}
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