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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-05-06 16:19:43 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-05-07 10:44:56 -0700 |
| commit | 79344efb93a26378a91193bed133cee42162cd81 (patch) | |
| tree | 661222cc79afdc9c8f7b9954b9868b8cd89184a2 /fs/f2fs/file.c | |
| parent | e12dd7bd874cb1c8658d5e8c1eab5f91a71939dc (diff) | |
| download | linux-79344efb93a26378a91193bed133cee42162cd81.tar.bz2 | |
f2fs: read node blocks ahead when truncating blocks
This patch enables reading node blocks in advance when truncating large
data blocks.
> time rm $MNT/testfile (500GB) after drop_cachees
Before : 9.422 s
After : 4.821 s
Reported-by: Stephen Bates <stephen.bates@microsemi.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/file.c')
| -rw-r--r-- | fs/f2fs/file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index fb8cc27d4cc6..314612997721 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -584,7 +584,7 @@ int truncate_blocks(struct inode *inode, u64 from, bool lock) } set_new_dnode(&dn, inode, ipage, NULL, 0); - err = get_dnode_of_data(&dn, free_from, LOOKUP_NODE); + err = get_dnode_of_data(&dn, free_from, LOOKUP_NODE_RA); if (err) { if (err == -ENOENT) goto free_next; |