* [PATCH] f2fs: avoid m_flags overlay when allocating more data blocks
@ 2017-02-23 11:55 Kinglong Mee
2017-02-24 11:16 ` Chao Yu
0 siblings, 1 reply; 2+ messages in thread
From: Kinglong Mee @ 2017-02-23 11:55 UTC (permalink / raw)
To: Jaegeuk Kim; +Cc: linux-f2fs-devel
When more than one data blocks are allocated, the F2FS_MAP_UNWRITTEN/MAPPED
flags will be overlapped by F2FS_MAP_NEW at the later times.
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
---
fs/f2fs/data.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 5f3bc98..5618ae8 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -867,7 +867,7 @@ int f2fs_map_blocks(struct inode *inode, struct f2fs_map_blocks *map,
}
if (err)
goto sync_out;
- map->m_flags = F2FS_MAP_NEW;
+ map->m_flags |= F2FS_MAP_NEW;
blkaddr = dn.data_blkaddr;
} else {
if (flag == F2FS_GET_BLOCK_BMAP) {
--
2.9.3
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2017-02-24 11:16 ` Chao Yu
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