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authorDmitry Torokhov <[email protected]>2022-10-09 22:30:23 -0700
committerDmitry Torokhov <[email protected]>2022-10-09 22:30:23 -0700
commit5f8f8574c7f5585b09a9623f0f13462e4eb67b4d (patch)
tree8f1d5e88bf9604a9e39fbcce0e37b3d8cee451bb /kernel/sched/psi.c
parente62563db857f81d75c5726a35bc0180bed6d1540 (diff)
parentfe5b6aaef72a0f7daa06e7960e0bee45c2984e41 (diff)
Merge branch 'next' into for-linus
Prepare input updates for 6.1 merge window.
Diffstat (limited to 'kernel/sched/psi.c')
-rw-r--r--kernel/sched/psi.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index a337f3e35997..ec66b40bdd40 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -957,10 +957,16 @@ int psi_cgroup_alloc(struct cgroup *cgroup)
if (static_branch_likely(&psi_disabled))
return 0;
- cgroup->psi.pcpu = alloc_percpu(struct psi_group_cpu);
- if (!cgroup->psi.pcpu)
+ cgroup->psi = kmalloc(sizeof(struct psi_group), GFP_KERNEL);
+ if (!cgroup->psi)
return -ENOMEM;
- group_init(&cgroup->psi);
+
+ cgroup->psi->pcpu = alloc_percpu(struct psi_group_cpu);
+ if (!cgroup->psi->pcpu) {
+ kfree(cgroup->psi);
+ return -ENOMEM;
+ }
+ group_init(cgroup->psi);
return 0;
}
@@ -969,10 +975,11 @@ void psi_cgroup_free(struct cgroup *cgroup)
if (static_branch_likely(&psi_disabled))
return;
- cancel_delayed_work_sync(&cgroup->psi.avgs_work);
- free_percpu(cgroup->psi.pcpu);
+ cancel_delayed_work_sync(&cgroup->psi->avgs_work);
+ free_percpu(cgroup->psi->pcpu);
/* All triggers must be removed by now */
- WARN_ONCE(cgroup->psi.poll_states, "psi: trigger leak\n");
+ WARN_ONCE(cgroup->psi->poll_states, "psi: trigger leak\n");
+ kfree(cgroup->psi);
}
/**