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| author | Chengguang Xu <cgxu519@mykernel.net> | 2019-11-04 19:40:34 +0800 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2019-11-07 12:35:27 +0100 |
| commit | ac3820f8222b6563580605f427ff03474a2f003a (patch) | |
| tree | 3c7f5a0f40c5bf7899ecb8066e4e5081dc5ae954 | |
| parent | cf4eb321b3ad63248069a8038df126fcf9ed9100 (diff) | |
| download | lwn-ac3820f8222b6563580605f427ff03474a2f003a.tar.gz lwn-ac3820f8222b6563580605f427ff03474a2f003a.zip | |
ext2: skip unnecessary operations in ext2_try_to_allocate()
Move 'repeat' tag to proper place so that we can
skip unnecessary operations in ext2_try_to_allocate().
Link: https://lore.kernel.org/r/20191104114036.9893-3-cgxu519@mykernel.net
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Signed-off-by: Jan Kara <jack@suse.cz>
| -rw-r--r-- | fs/ext2/balloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext2/balloc.c b/fs/ext2/balloc.c index b7a4d74dfde7..f3ff05edaf8c 100644 --- a/fs/ext2/balloc.c +++ b/fs/ext2/balloc.c @@ -684,7 +684,6 @@ ext2_try_to_allocate(struct super_block *sb, int group, } BUG_ON(start > EXT2_BLOCKS_PER_GROUP(sb)); -repeat: if (grp_goal < 0) { grp_goal = find_next_usable_block(start, bitmap_bh, end); if (grp_goal < 0) @@ -701,6 +700,7 @@ repeat: } start = grp_goal; +repeat: if (ext2_set_bit_atomic(sb_bgl_lock(EXT2_SB(sb), group), grp_goal, bitmap_bh->b_data)) { /* |