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From: Bob Liu <lliubbo@gmail.com>
To: akpm@linux-foundation.org
Cc: fengguang.wu@intel.com, linux-mm@kvack.org, kenchen@google.com,
	Bob Liu <lliubbo@gmail.com>
Subject: [PATCH 2/2] clean up set_page_dirty()
Date: Wed, 10 Nov 2010 17:00:28 +0800	[thread overview]
Message-ID: <1289379628-14044-2-git-send-email-lliubbo@gmail.com> (raw)
In-Reply-To: <1289379628-14044-1-git-send-email-lliubbo@gmail.com>

Use TestSetPageDirty() to clean up set_page_dirty().

Signed-off-by: Bob Liu <lliubbo@gmail.com>
---
 mm/page-writeback.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index e8f5f06..da86224 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -1268,11 +1268,8 @@ int set_page_dirty(struct page *page)
 #endif
 		return (*spd)(page);
 	}
-	if (!PageDirty(page)) {
-		if (!TestSetPageDirty(page))
-			return 1;
-	}
-	return 0;
+
+	return !TestSetPageDirty(page);
 }
 EXPORT_SYMBOL(set_page_dirty);
 
-- 
1.6.3.3

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  reply	other threads:[~2010-11-10  8:48 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-10  9:00 [PATCH 1/2] fix __set_page_dirty_no_writeback() return value Bob Liu
2010-11-10  9:00 ` Bob Liu [this message]
2010-11-10 21:04   ` [PATCH 2/2] clean up set_page_dirty() Andrew Morton
2010-11-14 12:05   ` Michel Lespinasse
2010-11-10 21:01 ` [PATCH 1/2] fix __set_page_dirty_no_writeback() return value Andrew Morton

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