From: "Michal Koutný" <mkoutny@suse.com>
To: void@manifault.com
Cc: akpm@linux-foundation.org, cgroups@vger.kernel.org,
hannes@cmpxchg.org, kernel-team@fb.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
mhocko@kernel.org, mkoutny@suse.com, roman.gushchin@linux.dev,
shakeelb@google.com, tj@kernel.org,
Richard Palethorpe <rpalethorpe@suse.de>
Subject: [PATCH 1/4] selftests: memcg: Fix compilation
Date: Fri, 13 May 2022 19:18:08 +0200 [thread overview]
Message-ID: <20220513171811.730-2-mkoutny@suse.com> (raw)
In-Reply-To: <20220513171811.730-1-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>
---
.../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..4958b42201a9 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)
+ FAIL(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:[~2022-05-13 17:18 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-23 15:56 [PATCH v2 0/5] Fix bugs in memcontroller cgroup tests David Vernet
2022-04-23 15:56 ` [PATCH v2 1/5] cgroups: Refactor children cgroups in memcg tests David Vernet
2022-04-26 1:56 ` Roman Gushchin
2022-04-23 15:56 ` [PATCH v2 2/5] cgroup: Account for memory_recursiveprot in test_memcg_low() David Vernet
2022-04-27 14:09 ` Michal Koutný
2022-04-29 1:03 ` David Vernet
2022-04-29 9:26 ` Michal Koutný
2022-05-06 16:40 ` David Vernet
2022-05-09 15:09 ` Johannes Weiner
2022-05-10 0:44 ` Andrew Morton
2022-05-10 17:43 ` Michal Koutný
2022-05-11 17:53 ` Johannes Weiner
2022-05-12 17:27 ` Michal Koutný
2022-04-23 15:56 ` [PATCH v2 3/5] cgroup: Account for memory_localevents in test_memcg_oom_group_leaf_events() David Vernet
2022-04-23 15:56 ` [PATCH v2 4/5] cgroup: Removing racy check in test_memcg_sock() David Vernet
2022-04-23 15:56 ` [PATCH v2 5/5] cgroup: Fix racy check in alloc_pagecache_max_30M() helper function David Vernet
2022-05-12 17:04 ` [PATCH v2 0/5] Fix bugs in memcontroller cgroup tests Michal Koutný
2022-05-12 17:30 ` David Vernet
2022-05-12 17:44 ` David Vernet
2022-05-13 17:18 ` [PATCH 0/4] memcontrol selftests fixups Michal Koutný
2022-05-13 17:18 ` Michal Koutný [this message]
2022-05-13 17:40 ` [PATCH 1/4] selftests: memcg: Fix compilation David Vernet
2022-05-13 18:53 ` Roman Gushchin
2022-05-13 19:09 ` Roman Gushchin
2022-05-13 17:18 ` [PATCH 2/4] selftests: memcg: Expect no low events in unprotected sibling Michal Koutný
2022-05-13 17:42 ` David Vernet
2022-05-13 18:54 ` Roman Gushchin
2022-05-18 15:54 ` Michal Koutný
2022-05-13 17:18 ` [PATCH 3/4] selftests: memcg: Adjust expected reclaim values of protected cgroups Michal Koutný
2022-05-13 18:52 ` Roman Gushchin
2022-05-13 17:18 ` [PATCH 4/4] selftests: memcg: Remove protection from top level memcg Michal Koutný
2022-05-13 18:59 ` Roman Gushchin
2022-05-18 0:24 ` Andrew Morton
2022-05-18 0:52 ` Roman Gushchin
2022-05-18 15:44 ` Michal Koutný
2022-05-13 19:14 ` David Vernet
-- strict thread matches above, loose matches on Subject: below --
2022-05-18 15:40 [PATCH 0/4] memcontrol selftests fixups Michal Koutný
2022-05-18 15:40 ` [PATCH 1/4] selftests: memcg: Fix compilation Michal Koutný
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