linux-kernel - Re: [PATCH v6 02/10] block: Call blkdev_dio_unaligned() from blkdev_direct

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Date: Thu, 11 Apr 2024 09:06:23 +0100
From: John Garry <john.g.garry@...cle.com>
To: Luis Chamberlain <mcgrof@...nel.org>
Cc: axboe@...nel.dk, kbusch@...nel.org, hch@....de, sagi@...mberg.me,
        jejb@...ux.ibm.com, martin.petersen@...cle.com, djwong@...nel.org,
        viro@...iv.linux.org.uk, brauner@...nel.org, dchinner@...hat.com,
        jack@...e.cz, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
        linux-fsdevel@...r.kernel.org, tytso@....edu, jbongio@...gle.com,
        linux-scsi@...r.kernel.org, ojaswin@...ux.ibm.com, linux-aio@...ck.org,
        linux-btrfs@...r.kernel.org, io-uring@...r.kernel.org,
        nilay@...ux.ibm.com, ritesh.list@...il.com, willy@...radead.org
Subject: Re: [PATCH v6 02/10] block: Call blkdev_dio_unaligned() from
 blkdev_direct_IO()

On 10/04/2024 23:53, Luis Chamberlain wrote:
> On Tue, Mar 26, 2024 at 01:38:05PM +0000, John Garry wrote:
>> blkdev_dio_unaligned() is called from __blkdev_direct_IO(),
>> __blkdev_direct_IO_simple(), and __blkdev_direct_IO_async(), and all these
>> are only called from blkdev_direct_IO().
>>
>> Move the blkdev_dio_unaligned() call to the common callsite,
>> blkdev_direct_IO().
>>
>> Pass those functions the bdev pointer from blkdev_direct_IO() as it is non-
>> trivial to calculate.
>>
>> Reviewed-by: Keith Busch<kbusch@...nel.org>
>> Reviewed-by: Christoph Hellwig<hch@....de>
>> Signed-off-by: John Garry<john.g.garry@...cle.com>
> Reviewed-by: Luis Chamberlain<mcgrof@...nel.org>
> 

cheers

> I think this patch should just be sent separately already and not part
> of this series.

That just creates a merge dependency, since I have later changes which 
depend on this. I suppose that since we're nearly at rc4, I could do that.

John