Re: [PATCH v2 1/3] ext4, dax: add ext4_bmap to ext4_dax_aops

From: Theodore Y. Ts'o
Date: Sat Sep 15 2018 - 21:32:45 EST


On Fri, Sep 14, 2018 at 08:51:12AM -0600, Toshi Kani wrote:
> Ext4 mount path calls .bmap to the journal inode. This currently
> works for the DAX mount case because ext4_iget() always set
> 'ext4_da_aops' to any regular files.
>
> In preparation to fix ext4_iget() to set 'ext4_dax_aops' for ext4
> DAX files, add ext4_bmap() to 'ext4_dax_aops'. .bmap works for
> DAX inodes. [1]
>
> [1]: https://lkml.org/lkml/2018/9/12/803
> Fixes: 5f0663bb4a64 ("ext4, dax: introduce ext4_dax_aops")
> Signed-off-by: Toshi Kani <toshi.kani@xxxxxxx>
> Suggested-by: Jan Kara <jack@xxxxxxx>
> Cc: Jan Kara <jack@xxxxxxx>
> Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
> Cc: "Theodore Ts'o" <tytso@xxxxxxx>
> Cc: Andreas Dilger <adilger.kernel@xxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>

Thanks, applied.

- Ted