linux-kernel - [PATCH] f2fs: check free_sections for defragmentation

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Date:   Thu,  1 Sep 2016 13:46:05 -0700
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Cc:     Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH] f2fs: check free_sections for defragmentation

Fix wrong condition check for defragmentation of a file.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 37c24be..a8aa6fd 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2037,7 +2037,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi,
 	 * avoid defragment running in SSR mode when free section are allocated
 	 * intensively
 	 */
-	if (has_not_enough_free_secs(sbi, sec_num)) {
+	if (free_sections(sbi) <= sec_num) {
 		err = -EAGAIN;
 		goto out;
 	}
-- 
2.8.3