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Message-Id: <20231025182555.4155614-3-longman@redhat.com>
Date: Wed, 25 Oct 2023 14:25:53 -0400
From: Waiman Long <longman@...hat.com>
To: Tejun Heo <tj@...nel.org>, Zefan Li <lizefan.x@...edance.com>,
Johannes Weiner <hannes@...xchg.org>,
Jonathan Corbet <corbet@....net>,
Lai Jiangshan <jiangshanlai@...il.com>,
Shuah Khan <shuah@...nel.org>
Cc: cgroups@...r.kernel.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
Peter Hunt <pehunt@...hat.com>,
Frederic Weisbecker <frederic@...nel.org>,
Waiman Long <longman@...hat.com>
Subject: [PATCH v2 2/4] selftests/cgroup: Minor code cleanup and reorganization of test_cpuset_prs.sh
Minor cleanup of test matrix and relocation of test_isolated() function
to prepare for the next patch. There is no functional change.
Signed-off-by: Waiman Long <longman@...hat.com>
---
.../selftests/cgroup/test_cpuset_prs.sh | 142 +++++++++---------
1 file changed, 71 insertions(+), 71 deletions(-)
diff --git a/tools/testing/selftests/cgroup/test_cpuset_prs.sh b/tools/testing/selftests/cgroup/test_cpuset_prs.sh
index a6e9848189d6..2b825019f806 100755
--- a/tools/testing/selftests/cgroup/test_cpuset_prs.sh
+++ b/tools/testing/selftests/cgroup/test_cpuset_prs.sh
@@ -146,71 +146,6 @@ test_add_proc()
echo $$ > $CGROUP2/cgroup.procs # Move out the task
}
-#
-# Testing the new "isolated" partition root type
-#
-test_isolated()
-{
- cd $CGROUP2/test
- echo 2-3 > cpuset.cpus
- TYPE=$(cat cpuset.cpus.partition)
- [[ $TYPE = member ]] || echo member > cpuset.cpus.partition
-
- console_msg "Change from member to root"
- test_partition root
-
- console_msg "Change from root to isolated"
- test_partition isolated
-
- console_msg "Change from isolated to member"
- test_partition member
-
- console_msg "Change from member to isolated"
- test_partition isolated
-
- console_msg "Change from isolated to root"
- test_partition root
-
- console_msg "Change from root to member"
- test_partition member
-
- #
- # Testing partition root with no cpu
- #
- console_msg "Distribute all cpus to child partition"
- echo +cpuset > cgroup.subtree_control
- test_partition root
-
- mkdir A1
- cd A1
- echo 2-3 > cpuset.cpus
- test_partition root
- test_effective_cpus 2-3
- cd ..
- test_effective_cpus ""
-
- console_msg "Moving task to partition test"
- test_add_proc "No space left"
- cd A1
- test_add_proc ""
- cd ..
-
- console_msg "Shrink and expand child partition"
- cd A1
- echo 2 > cpuset.cpus
- cd ..
- test_effective_cpus 3
- cd A1
- echo 2-3 > cpuset.cpus
- cd ..
- test_effective_cpus ""
-
- # Cleaning up
- console_msg "Cleaning up"
- echo $$ > $CGROUP2/cgroup.procs
- [[ -d A1 ]] && rmdir A1
-}
-
#
# Cpuset controller state transition test matrix.
#
@@ -304,7 +239,7 @@ TEST_MATRIX=(
A1:P0,A2:P2,A3:P1 2-4"
" C0-4:X2-4:S+ C1-4:X2-4:S+:P2 C2-4:X4:P1 \
. . X5 . . 0 A1:0-4,A2:1-4,A3:2-4 \
- A1:P0,A2:P-2,A3:P-1 ."
+ A1:P0,A2:P-2,A3:P-1"
" C0-4:X2-4:S+ C1-4:X2-4:S+:P2 C2-4:X4:P1 \
. . . X1 . 0 A1:0-1,A2:2-4,A3:2-4 \
A1:P0,A2:P2,A3:P-1 2-4"
@@ -347,10 +282,10 @@ TEST_MATRIX=(
# cpus_allowed/exclusive_cpus update tests
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3 \
. C4 . P2 . 0 A1:4,A2:4,XA2:,XA3:,A3:4 \
- A1:P0,A3:P-2 ."
+ A1:P0,A3:P-2"
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3 \
. X1 . P2 . 0 A1:0-3,A2:1-3,XA1:1,XA2:,XA3:,A3:2-3 \
- A1:P0,A3:P-2 ."
+ A1:P0,A3:P-2"
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3 \
. . C3 P2 . 0 A1:0-2,A2:0-2,XA2:3,XA3:3,A3:3 \
A1:P0,A3:P2 3"
@@ -359,13 +294,13 @@ TEST_MATRIX=(
A1:P0,A3:P2 3"
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3:P2 \
. . X3 . . 0 A1:0-3,A2:1-3,XA2:3,XA3:3,A3:2-3 \
- A1:P0,A3:P-2 ."
+ A1:P0,A3:P-2"
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3:P2 \
. . C3 . . 0 A1:0-3,A2:3,XA2:3,XA3:3,A3:3 \
- A1:P0,A3:P-2 ."
+ A1:P0,A3:P-2"
" C0-3:X2-3:S+ C1-3:X2-3:S+ C2-3:X2-3:P2 \
. C4 . . . 0 A1:4,A2:4,A3:4,XA1:,XA2:,XA3 \
- A1:P0,A3:P-2 ."
+ A1:P0,A3:P-2"
# old-A1 old-A2 old-A3 old-B1 new-A1 new-A2 new-A3 new-B1 fail ECPUs Pstate ISOLCPUS
# ------ ------ ------ ------ ------ ------ ------ ------ ---- ----- ------ --------
@@ -804,6 +739,71 @@ run_state_test()
echo "All $I tests of $TEST PASSED."
}
+#
+# Testing the new "isolated" partition root type
+#
+test_isolated()
+{
+ cd $CGROUP2/test
+ echo 2-3 > cpuset.cpus
+ TYPE=$(cat cpuset.cpus.partition)
+ [[ $TYPE = member ]] || echo member > cpuset.cpus.partition
+
+ console_msg "Change from member to root"
+ test_partition root
+
+ console_msg "Change from root to isolated"
+ test_partition isolated
+
+ console_msg "Change from isolated to member"
+ test_partition member
+
+ console_msg "Change from member to isolated"
+ test_partition isolated
+
+ console_msg "Change from isolated to root"
+ test_partition root
+
+ console_msg "Change from root to member"
+ test_partition member
+
+ #
+ # Testing partition root with no cpu
+ #
+ console_msg "Distribute all cpus to child partition"
+ echo +cpuset > cgroup.subtree_control
+ test_partition root
+
+ mkdir A1
+ cd A1
+ echo 2-3 > cpuset.cpus
+ test_partition root
+ test_effective_cpus 2-3
+ cd ..
+ test_effective_cpus ""
+
+ console_msg "Moving task to partition test"
+ test_add_proc "No space left"
+ cd A1
+ test_add_proc ""
+ cd ..
+
+ console_msg "Shrink and expand child partition"
+ cd A1
+ echo 2 > cpuset.cpus
+ cd ..
+ test_effective_cpus 3
+ cd A1
+ echo 2-3 > cpuset.cpus
+ cd ..
+ test_effective_cpus ""
+
+ # Cleaning up
+ console_msg "Cleaning up"
+ echo $$ > $CGROUP2/cgroup.procs
+ [[ -d A1 ]] && rmdir A1
+}
+
#
# Wait for inotify event for the given file and read it
# $1: cgroup file to wait for
--
2.39.3
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