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Date: Sun, 26 Jan 2020 21:19:45 +0000 From: Matt Fleming <matt@...eblueprint.co.uk> To: Sebastian Andrzej Siewior <bigeasy@...utronix.de> Cc: linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org, Matt Fleming <matt@...eblueprint.co.uk>, Daniel Wagner <wagi@...om.org> Subject: [PATCH RT] mm/memcontrol: Move misplaced local_unlock_irqrestore() There's no need to leave interrupts disabled when calling css_put_many(). Cc: Daniel Wagner <wagi@...om.org> Signed-off-by: Matt Fleming <matt@...eblueprint.co.uk> --- mm/memcontrol.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 7b6f208c5a6b..1120b9d8dd86 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -7062,10 +7062,10 @@ void mem_cgroup_swapout(struct page *page, swp_entry_t entry) mem_cgroup_charge_statistics(memcg, page, PageTransHuge(page), -nr_entries); memcg_check_events(memcg, page); + local_unlock_irqrestore(event_lock, flags); if (!mem_cgroup_is_root(memcg)) css_put_many(&memcg->css, nr_entries); - local_unlock_irqrestore(event_lock, flags); } /** -- 2.16.4
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