From: Zhongkun He <hezhongkun.hzk@bytedance.com>
To: akpm@linux-foundation.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Zhongkun He <hezhongkun.hzk@bytedance.com>
Subject: [PATCH] mm/z3fold: remove unneeded spinlock
Date: Sun, 4 Feb 2024 20:54:04 +0800 [thread overview]
Message-ID: <20240204125404.2112384-1-hezhongkun.hzk@bytedance.com> (raw)
There is no need to use spinlock in this section, so
remove it.
Signed-off-by: Zhongkun He <hezhongkun.hzk@bytedance.com>
---
mm/z3fold.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/mm/z3fold.c b/mm/z3fold.c
index 7c76b396b74c..7f608c0667f3 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -442,8 +442,6 @@ static void __release_z3fold_page(struct z3fold_header *zhdr, bool locked)
WARN_ON(!list_empty(&zhdr->buddy));
set_bit(PAGE_STALE, &page->private);
clear_bit(NEEDS_COMPACTING, &page->private);
- spin_lock(&pool->lock);
- spin_unlock(&pool->lock);
if (locked)
z3fold_page_unlock(zhdr);
--
2.20.1
next reply other threads:[~2024-02-04 12:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-04 12:54 Zhongkun He [this message]
2024-02-04 18:46 ` Matthew Wilcox
2024-02-05 1:08 ` [External] " Zhongkun He
2024-02-08 3:29 ` Johannes Weiner
2024-02-08 17:39 ` Zhongkun He
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