From: Waiman Long <longman@redhat.com>
To: "Tejun Heo" <tj@kernel.org>, "Zefan Li" <lizefan.x@bytedance.com>,
"Johannes Weiner" <hannes@cmpxchg.org>,
"Michal Koutný" <mkoutny@suse.com>,
"Shuah Khan" <shuah@kernel.org>
Cc: linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
linux-kselftest@vger.kernel.org,
Chen Ridong <chenridong@huawei.com>,
Waiman Long <longman@redhat.com>
Subject: [PATCH-cgroup 5/5] selftest/cgroup: Add new test cases to test_cpuset_prs.sh
Date: Sun, 4 Aug 2024 21:30:19 -0400 [thread overview]
Message-ID: <20240805013019.724300-6-longman@redhat.com> (raw)
In-Reply-To: <20240805013019.724300-1-longman@redhat.com>
Add new test cases to test_cpuset_prs.sh to cover corner cases reported
in previous fix commits.
Signed-off-by: Waiman Long <longman@redhat.com>
---
tools/testing/selftests/cgroup/test_cpuset_prs.sh | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/cgroup/test_cpuset_prs.sh b/tools/testing/selftests/cgroup/test_cpuset_prs.sh
index 7c08cc153367..7295424502b9 100755
--- a/tools/testing/selftests/cgroup/test_cpuset_prs.sh
+++ b/tools/testing/selftests/cgroup/test_cpuset_prs.sh
@@ -321,7 +321,7 @@ TEST_MATRIX=(
# old-A1 old-A2 old-A3 old-B1 new-A1 new-A2 new-A3 new-B1 fail ECPUs Pstate ISOLCPUS
# ------ ------ ------ ------ ------ ------ ------ ------ ---- ----- ------ --------
#
- # Incorrect change to cpuset.cpus invalidates partition root
+ # Incorrect change to cpuset.cpus[.exclusive] invalidates partition root
#
# Adding CPUs to partition root that are not in parent's
# cpuset.cpus is allowed, but those extra CPUs are ignored.
@@ -365,6 +365,16 @@ TEST_MATRIX=(
# cpuset.cpus can overlap with sibling cpuset.cpus.exclusive but not subsumed by it
" C0-3 . . C4-5 X5 . . . 0 A1:0-3,B1:4-5"
+ # Child partition root that try to take all CPUs from parent partition
+ # with tasks will remain invalid.
+ " C1-4:P1:S+ P1 . . . . . . 0 A1:1-4,A2:1-4 A1:P1,A2:P-1"
+ " C1-4:P1:S+ P1 . . . C1-4 . . 0 A1,A2:1-4 A1:P1,A2:P1"
+ " C1-4:P1:S+ P1 . . T C1-4 . . 0 A1:1-4,A2:1-4 A1:P1,A2:P-1"
+
+ # Clearing of cpuset.cpus with a preset cpuset.cpus.exclusive shouldn't
+ # affect cpuset.cpus.exclusive.effective.
+ " C1-4:X3:S+ C1:X3 . . . C . . 0 A2:1-4,XA2:3"
+
# old-A1 old-A2 old-A3 old-B1 new-A1 new-A2 new-A3 new-B1 fail ECPUs Pstate ISOLCPUS
# ------ ------ ------ ------ ------ ------ ------ ------ ---- ----- ------ --------
# Failure cases:
--
2.43.5
next prev parent reply other threads:[~2024-08-05 1:31 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-05 1:30 [PATCH-cgroup 0/5] cgroup/cpuset: Miscellaneous cpuset updates for 6.12 Waiman Long
2024-08-05 1:30 ` [PATCH-cgroup 1/5] cgroup/cpuset: fix panic caused by partcmd_update Waiman Long
2024-08-05 1:30 ` [PATCH-cgroup 2/5] cgroup/cpuset: Clear effective_xcpus on cpus_allowed clearing only if cpus.exclusive not set Waiman Long
2024-08-05 20:53 ` Tejun Heo
2024-08-05 1:30 ` [PATCH-cgroup 3/5] cgroup/cpuset: Eliminate unncessary sched domains rebuilds in hotplug Waiman Long
2024-08-05 20:55 ` Tejun Heo
2024-08-05 1:30 ` [PATCH-cgroup 4/5] cgroup/cpuset: Check for partition roots with overlapping CPUs Waiman Long
2024-08-05 1:30 ` Waiman Long [this message]
2024-08-05 20:58 ` [PATCH-cgroup 5/5] selftest/cgroup: Add new test cases to test_cpuset_prs.sh Tejun Heo
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240805013019.724300-6-longman@redhat.com \
--to=longman@redhat.com \
--cc=cgroups@vger.kernel.org \
--cc=chenridong@huawei.com \
--cc=hannes@cmpxchg.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=lizefan.x@bytedance.com \
--cc=mkoutny@suse.com \
--cc=shuah@kernel.org \
--cc=tj@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox