diff options
| author | Kemeng Shi <shikemeng@huaweicloud.com> | 2023-03-03 20:21:20 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2023-04-06 08:13:12 +0300 |
| commit | 253cacb0de89235673ad5889d61f275a73dbee79 (patch) | |
| tree | cef63f1cf41d29498ed0f902a8ef67eb8dbc204a /fs/ext4/mballoc.c | |
| parent | 46825e949057481ccb1f0e52c512fd52f1938cb3 (diff) | |
| download | linux-253cacb0de89235673ad5889d61f275a73dbee79.tar.xz | |
ext4: simplify calculation of blkoff in ext4_mb_new_blocks_simple
We try to allocate a block from goal in ext4_mb_new_blocks_simple. We
only need get blkoff in first group with goal and set blkoff to 0 for
the rest groups.
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Link: https://lore.kernel.org/r/20230303172120.3800725-21-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 4c02a9263eb9..f09eb7f7fa5a 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -5773,9 +5773,6 @@ static ext4_fsblk_t ext4_mb_new_blocks_simple(handle_t *handle, return 0; } - ext4_get_group_no_and_offset(sb, - max(ext4_group_first_block_no(sb, group), goal), - NULL, &blkoff); while (1) { i = mb_find_next_zero_bit(bitmap_bh->b_data, max, blkoff); @@ -5790,6 +5787,8 @@ static ext4_fsblk_t ext4_mb_new_blocks_simple(handle_t *handle, brelse(bitmap_bh); if (i < max) break; + + blkoff = 0; } if (group >= ext4_get_groups_count(sb) || i >= max) { |