linux-kernel - Re: remove revalidate

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Message-ID: <78d5ab8a-4387-7bfb-6e25-07fd6c1ddc10@kernel.dk>
Date:   Wed, 2 Sep 2020 08:02:49 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Christoph Hellwig <hch@....de>
Cc:     Josef Bacik <josef@...icpanda.com>,
        Dan Williams <dan.j.williams@...el.com>, dm-devel@...hat.com,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        nbd@...er.debian.org, ceph-devel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-raid@...r.kernel.org, linux-nvdimm@...ts.01.org,
        linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: remove revalidate_disk()

On 9/1/20 9:57 AM, Christoph Hellwig wrote:
> Hi Jens,
> 
> this series removes the revalidate_disk() function, which has been a
> really odd duck in the last years.  The prime reason why most people
> use it is because it propagates a size change from the gendisk to
> the block_device structure.  But it also calls into the rather ill
> defined ->revalidate_disk method which is rather useless for the
> callers.  So this adds a new helper to just propagate the size, and
> cleans up all kinds of mess around this area.  Follow on patches
> will eventuall kill of ->revalidate_disk entirely, but ther are a lot
> more patches needed for that.

Applied, thanks.

-- 
Jens Axboe