The tsk->mems_allowed is changed before calling mpol_rebind_task() and being reassigned right after it. But tsk->mems_allowed is not needed inside mpol_rebind_task(). So remove unneeded tsk->mems_allowed modify via nodes_or() here. Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> --- kernel/cgroup/cpuset.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index 58e6f18f01c1..33a429c1179f 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -1941,7 +1941,6 @@ static void cpuset_change_task_nodemask(struct task_struct *tsk, local_irq_disable(); write_seqcount_begin(&tsk->mems_allowed_seq); - nodes_or(tsk->mems_allowed, tsk->mems_allowed, *newmems); mpol_rebind_task(tsk, newmems); tsk->mems_allowed = *newmems; -- 2.27.0
