From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/kernel/cgroup/rstat.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/kernel/cgroup/rstat.c b/kernel/kernel/cgroup/rstat.c
index 753dc34..89ca9b6 100644
--- a/kernel/kernel/cgroup/rstat.c
+++ b/kernel/kernel/cgroup/rstat.c
@@ -149,9 +149,8 @@
raw_spinlock_t *cpu_lock = per_cpu_ptr(&cgroup_rstat_cpu_lock,
cpu);
struct cgroup *pos = NULL;
- unsigned long flags;
- raw_spin_lock_irqsave(cpu_lock, flags);
+ raw_spin_lock(cpu_lock);
while ((pos = cgroup_rstat_cpu_pop_updated(pos, cgrp, cpu))) {
struct cgroup_subsys_state *css;
@@ -163,7 +162,7 @@
css->ss->css_rstat_flush(css, cpu);
rcu_read_unlock();
}
- raw_spin_unlock_irqrestore(cpu_lock, flags);
+ raw_spin_unlock(cpu_lock);
/* if @may_sleep, play nice and yield if necessary */
if (may_sleep && (need_resched() ||
--
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