Add new test cases to test_cpuset_prs.sh to cover corner cases reported
in previous fix commits.
Signed-off-by: Waiman Long <long...@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
