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ext4: correct some stale comment of criteria

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We named criteria with CR_XXX, correct stale comment to criteria with
raw number.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Link: https://lore.kernel.org/r/20230801143204.2284343-11-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Kemeng Shi 2023-08-01 22:32:04 +08:00 committed by Theodore Ts'o
parent bcb123ac9b
commit 4eea9fbed9
1 changed files with 4 additions and 4 deletions
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8
fs/ext4/mballoc.c
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@ -2782,8 +2782,8 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac)
/*
* ac->ac_2order is set only if the fe_len is a power of 2
* if ac->ac_2order is set we also set criteria to 0 so that we
* try exact allocation using buddy.
* if ac->ac_2order is set we also set criteria to CR_POWER2_ALIGNED
* so that we try exact allocation using buddy.
*/
i = fls(ac->ac_g_ex.fe_len);
ac->ac_2order = 0;
@ -2840,8 +2840,8 @@ repeat:
/*
* Batch reads of the block allocation bitmaps
* to get multiple READs in flight; limit
* prefetching at cr=0/1, otherwise mballoc can
* spend a lot of time loading imperfect groups
* prefetching at inexpensive CR, otherwise mballoc
* can spend a lot of time loading imperfect groups
*/
if ((prefetch_grp == group) &&
(ext4_mb_cr_expensive(cr) ||