Re: [PATCH v3 11/19] ext4: fix wrong unit use in ext4_mb_new_blocks

From: Ojaswin Mujoo
Date: Fri May 12 2023 - 02:40:07 EST


On Mon, Apr 17, 2023 at 07:06:09PM +0800, Kemeng Shi wrote:
> Function ext4_mb_new_blocks_simple needs count in cluster. Function

So there seems to be a typo in the commit header and commit message. I believe
you mean ext4_mb_free_blocks() and ext4_mb_free_blocks_simple() ?

If that is the case, once corrected feel free to add:

Reviewed-by: Ojaswin Mujoo <ojaswin@xxxxxxxxxxxxx>

> ext4_mb_new_blocks accepts count in block. Convert count to cluster
> to fix the mismatch.
>
> Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx>
> ---
> fs/ext4/mballoc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
> index 4a345e3c1c78..6d4471fd3049 100644
> --- a/fs/ext4/mballoc.c
> +++ b/fs/ext4/mballoc.c
> @@ -6315,7 +6315,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
> }
>
> if (sbi->s_mount_state & EXT4_FC_REPLAY) {
> - ext4_free_blocks_simple(inode, block, count);
> + ext4_free_blocks_simple(inode, block, EXT4_NUM_B2C(sbi, count));
> return;
> }
>
> --
> 2.30.0
>