From: Christoph Hellwig <hch@infradead.org>
To: Damien Le Moal <damien.lemoal@wdc.com>
Cc: Christoph Hellwig <hch@infradead.org>,
Stefan Haberland <sth@linux.vnet.ibm.com>,
axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, hoeppner@linux.vnet.ibm.com,
sebott@linux.vnet.ibm.com
Subject: Re: [RFC] block: check partition alignment
Date: Thu, 15 Dec 2016 00:45:53 -0800 [thread overview]
Message-ID: <20161215084553.GA19716@infradead.org> (raw)
In-Reply-To: <5824c17b-a7d7-60a1-6bb7-287257aaf67a@wdc.com>
On Thu, Dec 15, 2016 at 10:33:47AM +0900, Damien Le Moal wrote:
> For a regular block device, I agree. But in Stephan case, I think that
> the check really needs to be against the physical block size, with the
> added condition that the bdev is a DASD device (similarly to the zone
> alignment check for zoned block devices).
Then they need to expose a chunk_size. physical block size is defined
as not having a meaning for the kernel.
next prev parent reply other threads:[~2016-12-15 8:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-14 16:47 [RFC] block: check partition alignment Stefan Haberland
2016-12-14 17:07 ` Christoph Hellwig
2016-12-15 1:33 ` Damien Le Moal
2016-12-15 8:45 ` Christoph Hellwig [this message]
2016-12-15 8:56 ` Damien Le Moal
2016-12-19 16:15 ` Stefan Haberland
2016-12-19 16:15 ` [v2] " Stefan Haberland
2016-12-19 16:18 ` Christoph Hellwig
2016-12-15 0:29 ` [RFC] " Damien Le Moal
2016-12-15 0:55 ` Damien Le Moal
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