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authorFan Li <fanofcode.li@samsung.com>2015-07-08 08:02:54 (GMT)
committerJaegeuk Kim <jaegeuk@kernel.org>2015-08-04 21:09:58 (GMT)
commit3c7df87dad065a4656b13115593c59c8a324a108 (patch)
treec3e4a40eaa16a1a55a2f3224351e491038f42db6 /fs/f2fs
parent90d4388ac2cec0c83cad7315d3cd0065553430e1 (diff)
downloadlinux-3c7df87dad065a4656b13115593c59c8a324a108.tar.xz
f2fs: don't try to split extents shorter than F2FS_MIN_EXTENT_LEN
Since only parts of extents longer than F2FS_MIN_EXTENT_LEN will be kept in extent cache after split, extents already shorter than F2FS_MIN_EXTENT_LEN don't need to try split at all. Signed-off-by: Fan Li <fanofcode.li@samsung.com> Reviewed-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/data.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index de55c08..ce0d5ec 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -585,7 +585,7 @@ static bool f2fs_update_extent_tree(struct inode *inode, pgoff_t fofs,
__detach_extent_node(sbi, et, en);
/* 2. if extent can be split more, split and insert the left part */
- if (dei.len > 1) {
+ if (dei.len > F2FS_MIN_EXTENT_LEN) {
/* insert left part of split extent into cache */
if (fofs - dei.fofs >= F2FS_MIN_EXTENT_LEN) {
set_extent_info(&ei, dei.fofs, dei.blk,