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| author | Kemeng Shi <shikemeng@huaweicloud.com> | 2023-06-03 18:03:11 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2023-06-15 07:02:10 +0300 |
| commit | 99c515e3a860576ba90c11acbc1d6488dfca6463 (patch) | |
| tree | 099942220d21c2f890ccf1f49d0a621b9010f84f /fs/ext4/mballoc.c | |
| parent | 497885f72d930305d8e61b6b616b22b4da1adf90 (diff) | |
| download | linux-99c515e3a860576ba90c11acbc1d6488dfca6463.tar.xz | |
ext4: fix wrong unit use in ext4_mb_find_by_goal
We need start in block unit while fe_start is in cluster unit. Use
ext4_grp_offs_to_block helper to convert fe_start to get start in
block unit.
Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Ojaswin Mujoo <ojaswin@linux.ibm.com>
Link: https://lore.kernel.org/r/20230603150327.3596033-4-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 | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index d8caef7cd9d0..f6dc4f276ca4 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2210,8 +2210,7 @@ int ext4_mb_find_by_goal(struct ext4_allocation_context *ac, if (max >= ac->ac_g_ex.fe_len && ac->ac_g_ex.fe_len == sbi->s_stripe) { ext4_fsblk_t start; - start = ext4_group_first_block_no(ac->ac_sb, e4b->bd_group) + - ex.fe_start; + start = ext4_grp_offs_to_block(ac->ac_sb, &ex); /* use do_div to get remainder (would be 64-bit modulo) */ if (do_div(start, sbi->s_stripe) == 0) { ac->ac_found++; |