diff mbox series

[07/45] loop: do not call set_blocksize

Message ID 20201128161510.347752-8-hch@lst.de (mailing list archive)
State New
Headers show
Series [01/45] blk-cgroup: fix a hd_struct leak in blkcg_fill_root_iostats | expand

Commit Message

Christoph Hellwig Nov. 28, 2020, 4:14 p.m. UTC
set_blocksize is used by file systems to use their preferred buffer cache
block size.  Block drivers should not set it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
---
 drivers/block/loop.c | 3 ---
 1 file changed, 3 deletions(-)

Comments

Hannes Reinecke Nov. 30, 2020, 7:07 a.m. UTC | #1
On 11/28/20 5:14 PM, Christoph Hellwig wrote:
> set_blocksize is used by file systems to use their preferred buffer cache
> block size.  Block drivers should not set it.
> 
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> Reviewed-by: Jan Kara <jack@suse.cz>
> ---
>   drivers/block/loop.c | 3 ---
>   1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/block/loop.c b/drivers/block/loop.c
> index 9a27d4f1c08aac..b42c728620c9e4 100644
> --- a/drivers/block/loop.c
> +++ b/drivers/block/loop.c
> @@ -1164,9 +1164,6 @@ static int loop_configure(struct loop_device *lo, fmode_t mode,
>   	size = get_loop_size(lo, file);
>   	loop_set_size(lo, size);
>   
> -	set_blocksize(bdev, S_ISBLK(inode->i_mode) ?
> -		      block_size(inode->i_bdev) : PAGE_SIZE);
> -
>   	lo->lo_state = Lo_bound;
>   	if (part_shift)
>   		lo->lo_flags |= LO_FLAGS_PARTSCAN;
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
Johannes Thumshirn Nov. 30, 2020, 11:26 a.m. UTC | #2
Looks good,
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
diff mbox series

Patch

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 9a27d4f1c08aac..b42c728620c9e4 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1164,9 +1164,6 @@  static int loop_configure(struct loop_device *lo, fmode_t mode,
 	size = get_loop_size(lo, file);
 	loop_set_size(lo, size);
 
-	set_blocksize(bdev, S_ISBLK(inode->i_mode) ?
-		      block_size(inode->i_bdev) : PAGE_SIZE);
-
 	lo->lo_state = Lo_bound;
 	if (part_shift)
 		lo->lo_flags |= LO_FLAGS_PARTSCAN;