On Wed 02-08-23 17:41:24, Christoph Hellwig wrote:
> Check for sb->s_type which is the right place to look at the file system
> type, not the holder, which is just an implementation detail in the VFS
> helpers.
>
> Signed-off-by: Christoph Hellwig <h...@lst.de>
Looks good. Feel free to add:
Reviewed-by: Jan Kara <j...@suse.cz>
Honza
> ---
> fs/ext4/super.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/ext4/super.c b/fs/ext4/super.c
> index c94ebf704616e5..193d665813b611 100644
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@ -140,7 +140,7 @@ static struct file_system_type ext2_fs_type = {
> };
> MODULE_ALIAS_FS("ext2");
> MODULE_ALIAS("ext2");
> -#define IS_EXT2_SB(sb) ((sb)->s_bdev->bd_holder == &ext2_fs_type)
> +#define IS_EXT2_SB(sb) ((sb)->s_type == &ext2_fs_type)
> #else
> #define IS_EXT2_SB(sb) (0)
> #endif
> @@ -156,7 +156,7 @@ static struct file_system_type ext3_fs_type = {
> };
> MODULE_ALIAS_FS("ext3");
> MODULE_ALIAS("ext3");
> -#define IS_EXT3_SB(sb) ((sb)->s_bdev->bd_holder == &ext3_fs_type)
> +#define IS_EXT3_SB(sb) ((sb)->s_type == &ext3_fs_type)
>
>
> static inline void __ext4_read_bh(struct buffer_head *bh, blk_opf_t op_flags,
> --
> 2.39.2
>
--
Jan Kara <j...@suse.com>
SUSE Labs, CR
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