Messages in this thread | | | Date | Mon, 3 Jul 2023 14:01:26 -0400 | Subject | Re: [PATCH v3 2/3] selftests: cgroup: Minor code reorganizations | From | Waiman Long <> |
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On 7/3/23 13:27, Michal Koutný wrote: > No functional change intended, these small changes are merged into one > commit and they serve as a preparation for an upcoming new testcase. > > Signed-off-by: Michal Koutný <mkoutny@suse.com> > --- > MAINTAINERS | 1 + > tools/testing/selftests/cgroup/cgroup_util.c | 2 ++ > tools/testing/selftests/cgroup/cgroup_util.h | 2 ++ > tools/testing/selftests/cgroup/test_core.c | 2 +- > tools/testing/selftests/cgroup/test_cpuset_prs.sh | 2 +- > 5 files changed, 7 insertions(+), 2 deletions(-) > > diff --git a/MAINTAINERS b/MAINTAINERS > index e0976ae2a523..03bec83944c4 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -5260,6 +5260,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git > F: Documentation/admin-guide/cgroup-v1/cpusets.rst > F: include/linux/cpuset.h > F: kernel/cgroup/cpuset.c > +F: tools/testing/selftests/cgroup/test_cpuset_prs.sh > > CONTROL GROUP - MEMORY RESOURCE CONTROLLER (MEMCG) > M: Johannes Weiner <hannes@cmpxchg.org> > diff --git a/tools/testing/selftests/cgroup/cgroup_util.c b/tools/testing/selftests/cgroup/cgroup_util.c > index e8bbbdb77e0d..0340d4ca8f51 100644 > --- a/tools/testing/selftests/cgroup/cgroup_util.c > +++ b/tools/testing/selftests/cgroup/cgroup_util.c > @@ -286,6 +286,8 @@ int cg_destroy(const char *cgroup) > { > int ret; > > + if (!cgroup) > + return 0; > retry: > ret = rmdir(cgroup); > if (ret && errno == EBUSY) { > diff --git a/tools/testing/selftests/cgroup/cgroup_util.h b/tools/testing/selftests/cgroup/cgroup_util.h > index c92df4e5d395..1df7f202214a 100644 > --- a/tools/testing/selftests/cgroup/cgroup_util.h > +++ b/tools/testing/selftests/cgroup/cgroup_util.h > @@ -11,6 +11,8 @@ > #define USEC_PER_SEC 1000000L > #define NSEC_PER_SEC 1000000000L > > +#define TEST_UID 65534 /* usually nobody, any !root is fine */ > + > /* > * Checks if two given values differ by less than err% of their sum. > */ > diff --git a/tools/testing/selftests/cgroup/test_core.c b/tools/testing/selftests/cgroup/test_core.c > index 600123503063..80aa6b2373b9 100644 > --- a/tools/testing/selftests/cgroup/test_core.c > +++ b/tools/testing/selftests/cgroup/test_core.c > @@ -683,7 +683,7 @@ static int test_cgcore_thread_migration(const char *root) > */ > static int test_cgcore_lesser_euid_open(const char *root) > { > - const uid_t test_euid = 65534; /* usually nobody, any !root is fine */ > + const uid_t test_euid = TEST_UID; > int ret = KSFT_FAIL; > char *cg_test_a = NULL, *cg_test_b = NULL; > char *cg_test_a_procs = NULL, *cg_test_b_procs = NULL; > diff --git a/tools/testing/selftests/cgroup/test_cpuset_prs.sh b/tools/testing/selftests/cgroup/test_cpuset_prs.sh > index 2b5215cc599f..4afb132e4e4f 100755 > --- a/tools/testing/selftests/cgroup/test_cpuset_prs.sh > +++ b/tools/testing/selftests/cgroup/test_cpuset_prs.sh > @@ -10,7 +10,7 @@ > skip_test() { > echo "$1" > echo "Test SKIPPED" > - exit 0 > + exit 4 # ksft_skip > } > > [[ $(id -u) -eq 0 ]] || skip_test "Test must be run as root!" Reviewed-by: Waiman Long <longman@redhat.com>
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