Re: [PATCH V10 02/11] fs: Remove unneeded IS_DAX() check in io_is_direct()

From: Dave Chinner
Date: Thu Apr 23 2020 - 17:41:18 EST


On Wed, Apr 22, 2020 at 02:20:53PM -0700, ira.weiny@xxxxxxxxx wrote:
> From: Ira Weiny <ira.weiny@xxxxxxxxx>
>
> Remove the check because DAX now has it's own read/write methods and
> file systems which support DAX check IS_DAX() prior to IOCB_DIRECT on
> their own. Therefore, it does not matter if the file state is DAX when
> the iocb flags are created.
>
> Also remove io_is_direct() as it is just a simple flag check.
>
> Reviewed-by: Jan Kara <jack@xxxxxxx>
> Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
> Signed-off-by: Ira Weiny <ira.weiny@xxxxxxxxx>

Looks good.

Reviewed-by: Dave Chinner <dchinner@xxxxxxxxxx>
--
Dave Chinner
david@xxxxxxxxxxxxx