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Waiman Long 8199a46af2 cgroup/cpuset: Inherit parent's load balance state in v2

[ Upstream commit c8c926200c ]

Since commit f28e22441f ("cgroup/cpuset: Add a new isolated
cpus.partition type"), the CS_SCHED_LOAD_BALANCE bit of a v2 cpuset
can be on or off. The child cpusets of a partition root must have the
same setting as its parent or it may screw up the rebuilding of sched
domains. Fix this problem by making sure the a child v2 cpuset will
follows its parent cpuset load balance state unless the child cpuset
is a new partition root itself.

Fixes: f28e22441f ("cgroup/cpuset: Add a new isolated cpus.partition type")
Signed-off-by: Waiman Long <longman@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2023-09-13 09:42:49 +02:00

cgroup-internal.h

memcg: Fix possible use-after-free in memcg_write_event_control()

2022-12-08 10:40:58 -08:00

cgroup-v1.c

cgroup: fix missing cpus_read_{lock,unlock}() in cgroup_transfer_tasks()

2023-06-21 16:00:51 +02:00

cgroup.c

sched/cpuset: Keep track of SCHED_DEADLINE task in cpusets

2023-08-30 16:11:10 +02:00

cpuset.c

cgroup/cpuset: Inherit parent's load balance state in v2