linux-kernel - [PATCH] f2fs: clean up codes in f2fs_gc related with write

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Date:   Tue, 21 Feb 2017 20:43:48 +0800
From:   Yunlong Song <yunlong.song@...wei.com>
To:     <jaegeuk@...nel.org>, <cm224.lee@...sung.com>,
        <yuchao0@...wei.com>, <chao@...nel.org>, <sylinux@....com>,
        <yunlong.song@...wei.com>, <miaoxie@...wei.com>
CC:     <bintian.wang@...wei.com>, <linux-fsdevel@...r.kernel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] f2fs: clean up codes in f2fs_gc related with write_checkpoint

Signed-off-by: Yunlong Song <yunlong.song@...wei.com>
---
 fs/f2fs/gc.c | 16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 88e5e7b..e5f2569 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -943,23 +943,15 @@ int f2fs_gc(struct f2fs_sb_info *sbi, bool sync, bool background)
 		 * enough free sections, we should flush dent/node blocks and do
 		 * garbage collections.
 		 */
-		if (__get_victim(sbi, &segno, gc_type) ||
-						prefree_segments(sbi)) {
-			ret = write_checkpoint(sbi, &cpc);
-			if (ret)
-				goto stop;
-			segno = NULL_SEGNO;
-		} else if (has_not_enough_free_secs(sbi, 0, 0)) {
-			ret = write_checkpoint(sbi, &cpc);
-			if (ret)
-				goto stop;
-		}
+		ret = write_checkpoint(sbi, &cpc);
+		if (ret)
+			goto stop;
 	} else if (gc_type == BG_GC && !background) {
 		/* f2fs_balance_fs doesn't need to do BG_GC in critical path. */
 		goto stop;
 	}
 
-	if (segno == NULL_SEGNO && !__get_victim(sbi, &segno, gc_type))
+	if (!__get_victim(sbi, &segno, gc_type))
 		goto stop;
 	ret = 0;
 
-- 
1.8.5.2