From: "Michal Koutný" <mkoutny@suse.com> To: cgroups@vger.kernel.org, linux-mm@kvack.org Cc: Johannes Weiner <hannes@cmpxchg.org>, Michal Hocko <mhocko@kernel.org>, Roman Gushchin <roman.gushchin@linux.dev>, Shakeel Butt <shakeelb@google.com>, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Richard Palethorpe <rpalethorpe@suse.de> Subject: [PATCH v2 1/5] selftests: memcg: Fix compilation Date: Wed, 18 May 2022 18:18:55 +0200 [thread overview] Message-ID: <20220518161859.21565-2-mkoutny@suse.com> (raw) In-Reply-To: <20220518161859.21565-1-mkoutny@suse.com> This fixes mis-applied changes from commit 72b1e03aa725 ("cgroup: account for memory_localevents in test_memcg_oom_group_leaf_events()"). Signed-off-by: Michal Koutný <mkoutny@suse.com> Reviewed-by: David Vernet <void@manifault.com> Acked-by: Roman Gushchin <roman.gushchin@linux.dev> --- .../selftests/cgroup/test_memcontrol.c | 25 +++++++++++-------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c index 6ab94317c87b..c012db9d07d6 100644 --- a/tools/testing/selftests/cgroup/test_memcontrol.c +++ b/tools/testing/selftests/cgroup/test_memcontrol.c @@ -1241,7 +1241,16 @@ static int test_memcg_oom_group_leaf_events(const char *root) if (cg_read_key_long(child, "memory.events", "oom_kill ") <= 0) goto cleanup; - if (cg_read_key_long(parent, "memory.events", "oom_kill ") <= 0) + parent_oom_events = cg_read_key_long( + parent, "memory.events", "oom_kill "); + /* + * If memory_localevents is not enabled (the default), the parent should + * count OOM events in its children groups. Otherwise, it should not + * have observed any events. + */ + if (has_localevents && parent_oom_events != 0) + goto cleanup; + else if (!has_localevents && parent_oom_events <= 0) goto cleanup; ret = KSFT_PASS; @@ -1349,20 +1358,14 @@ static int test_memcg_oom_group_score_events(const char *root) if (!cg_run(memcg, alloc_anon, (void *)MB(100))) goto cleanup; - parent_oom_events = cg_read_key_long( - parent, "memory.events", "oom_kill "); - /* - * If memory_localevents is not enabled (the default), the parent should - * count OOM events in its children groups. Otherwise, it should not - * have observed any events. - */ - if ((has_localevents && parent_oom_events == 0) || - parent_oom_events > 0) - ret = KSFT_PASS; + if (cg_read_key_long(memcg, "memory.events", "oom_kill ") != 3) + goto cleanup; if (kill(safe_pid, SIGKILL)) goto cleanup; + ret = KSFT_PASS; + cleanup: if (memcg) cg_destroy(memcg); -- 2.35.3
WARNING: multiple messages have this Message-ID (diff)
From: "Michal Koutný" <mkoutny-IBi9RG/b67k@public.gmane.org> To: cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org Cc: Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>, Michal Hocko <mhocko-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Roman Gushchin <roman.gushchin-fxUVXftIFDnyG1zEObXtfA@public.gmane.org>, Shakeel Butt <shakeelb-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kselftest-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Richard Palethorpe <rpalethorpe-l3A5Bk7waGM@public.gmane.org> Subject: [PATCH v2 1/5] selftests: memcg: Fix compilation Date: Wed, 18 May 2022 18:18:55 +0200 [thread overview] Message-ID: <20220518161859.21565-2-mkoutny@suse.com> (raw) In-Reply-To: <20220518161859.21565-1-mkoutny-IBi9RG/b67k@public.gmane.org> This fixes mis-applied changes from commit 72b1e03aa725 ("cgroup: account for memory_localevents in test_memcg_oom_group_leaf_events()"). Signed-off-by: Michal Koutn√Ω <mkoutny-IBi9RG/b67k@public.gmane.org> Reviewed-by: David Vernet <void-gq6j2QGBifHby3iVrkZq2A@public.gmane.org> Acked-by: Roman Gushchin <roman.gushchin-fxUVXftIFDnyG1zEObXtfA@public.gmane.org> --- .../selftests/cgroup/test_memcontrol.c | 25 +++++++++++-------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/tools/testing/selftests/cgroup/test_memcontrol.c b/tools/testing/selftests/cgroup/test_memcontrol.c index 6ab94317c87b..c012db9d07d6 100644 --- a/tools/testing/selftests/cgroup/test_memcontrol.c +++ b/tools/testing/selftests/cgroup/test_memcontrol.c @@ -1241,7 +1241,16 @@ static int test_memcg_oom_group_leaf_events(const char *root) if (cg_read_key_long(child, "memory.events", "oom_kill ") <= 0) goto cleanup; - if (cg_read_key_long(parent, "memory.events", "oom_kill ") <= 0) + parent_oom_events = cg_read_key_long( + parent, "memory.events", "oom_kill "); + /* + * If memory_localevents is not enabled (the default), the parent should + * count OOM events in its children groups. Otherwise, it should not + * have observed any events. + */ + if (has_localevents && parent_oom_events != 0) + goto cleanup; + else if (!has_localevents && parent_oom_events <= 0) goto cleanup; ret = KSFT_PASS; @@ -1349,20 +1358,14 @@ static int test_memcg_oom_group_score_events(const char *root) if (!cg_run(memcg, alloc_anon, (void *)MB(100))) goto cleanup; - parent_oom_events = cg_read_key_long( - parent, "memory.events", "oom_kill "); - /* - * If memory_localevents is not enabled (the default), the parent should - * count OOM events in its children groups. Otherwise, it should not - * have observed any events. - */ - if ((has_localevents && parent_oom_events == 0) || - parent_oom_events > 0) - ret = KSFT_PASS; + if (cg_read_key_long(memcg, "memory.events", "oom_kill ") != 3) + goto cleanup; if (kill(safe_pid, SIGKILL)) goto cleanup; + ret = KSFT_PASS; + cleanup: if (memcg) cg_destroy(memcg); -- 2.35.3
next prev parent reply other threads:[~2022-05-18 16:19 UTC|newest] Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-05-18 16:18 Michal Koutný 2022-05-18 16:18 ` Michal Koutný [this message] 2022-05-18 16:18 ` [PATCH v2 1/5] selftests: memcg: Fix compilation Michal Koutný 2022-05-21 14:11 ` Muhammad Usama Anjum 2022-05-21 14:11 ` Muhammad Usama Anjum 2022-05-23 13:29 ` Michal Koutný 2022-05-23 13:29 ` Michal Koutný 2022-05-18 16:18 ` [PATCH v2 2/5] selftests: memcg: Expect no low events in unprotected sibling Michal Koutný 2022-05-18 16:18 ` Michal Koutný 2022-05-18 16:18 ` [PATCH v2 3/5] selftests: memcg: Adjust expected reclaim values of protected cgroups Michal Koutný 2022-05-18 16:18 ` Michal Koutný 2022-05-18 19:10 ` Roman Gushchin 2022-05-18 19:10 ` Roman Gushchin 2022-05-18 16:18 ` [PATCH v2 4/5] selftests: memcg: Remove protection from top level memcg Michal Koutný 2022-05-18 16:18 ` Michal Koutný 2022-05-18 19:10 ` Roman Gushchin 2022-05-18 19:10 ` Roman Gushchin 2022-05-18 16:18 ` [PATCH v2 5/5] selftests: memcg: Factor out common parts of memory.{low,min} tests Michal Koutný 2022-05-18 16:18 ` Michal Koutný
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