From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org, tytso@mit.edu,
martin.petersen@oracle.com, snitzer@redhat.com,
linux-api@vger.kernel.org, bfoster@redhat.com, xfs@oss.sgi.com,
hch@infradead.org, dm-devel@redhat.com,
linux-fsdevel@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 2/3] block: require write_same and discard requests align to logical block size
Date: Wed, 13 Apr 2016 07:23:08 -0700 [thread overview]
Message-ID: <20160413142308.GA8429@infradead.org> (raw)
In-Reply-To: <20160413040135.10562.74550.stgit@birch.djwong.org>
On Tue, Apr 12, 2016 at 09:01:35PM -0700, Darrick J. Wong wrote:
> Make sure that the offset and length arguments that we're using to
> construct WRITE SAME and DISCARD requests are actually aligned to the
> logical block size. Failure to do this causes other errors in other
> parts of the block layer or the SCSI layer because disks don't support
> partial logical block writes.
FYI, Bart has just been posting a patchset in that includes this, but
goes further. Can you take a look at it?
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next prev parent reply other threads:[~2016-04-13 14:23 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-13 4:01 [RFC DONOTMERGE v8 0/3] fallocate for block devices Darrick J. Wong
2016-04-13 4:01 ` [PATCH 1/3] block: invalidate the page cache when issuing BLKZEROOUT Darrick J. Wong
2016-04-13 4:01 ` [PATCH 2/3] block: require write_same and discard requests align to logical block size Darrick J. Wong
2016-04-13 14:23 ` Christoph Hellwig [this message]
2016-04-13 4:01 ` [PATCH 3/3] block: implement (some of) fallocate for block devices Darrick J. Wong
2016-04-13 4:04 ` [PATCH 4/3] block: test " Darrick J. Wong
-- strict thread matches above, loose matches on Subject: below --
2016-06-17 1:17 [PATCH v9 0/3] " Darrick J. Wong
2016-06-17 1:17 ` [PATCH 2/3] block: require write_same and discard requests align to logical block size Darrick J. Wong
2016-06-20 12:37 ` Bart Van Assche
2016-06-29 4:58 ` Martin K. Petersen
2016-08-26 0:02 [PATCH v10 0/3] fallocate for block devices Darrick J. Wong
2016-08-26 0:02 ` [PATCH 2/3] block: require write_same and discard requests align to logical block size Darrick J. Wong
2016-09-29 0:39 [PATCH v10 0/3] fallocate for block devices Darrick J. Wong
2016-09-29 0:39 ` [PATCH 2/3] block: require write_same and discard requests align to logical block size Darrick J. Wong
2016-09-29 5:56 ` Hannes Reinecke
2016-09-29 21:16 [PATCH v11 0/3] fallocate for block devices Darrick J. Wong
2016-09-29 21:16 ` [PATCH 2/3] block: require write_same and discard requests align to logical block size Darrick J. Wong
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