From: Ric Wheeler <rwheeler@redhat.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Eric Sandeen <sandeen@sandeen.net>, xfs-oss <xfs@oss.sgi.com>,
Eric Sandeen <sandeen@redhat.com>
Subject: Re: [PATCH RFC] xfs: set block device logical sector size on xfs_buftarg
Date: Fri, 22 Nov 2013 09:26:43 -0500 [thread overview]
Message-ID: <528F69A3.7060608@redhat.com> (raw)
In-Reply-To: <20131122142022.GC14680@infradead.org>
On 11/22/2013 09:20 AM, Christoph Hellwig wrote:
> On Fri, Nov 22, 2013 at 09:13:56AM -0500, Ric Wheeler wrote:
>> I think you do that by using SCSI debug to get a 4K sector drive -
>> that is how we tested for RHEL6 for example. Layering on
>> restrictions to hardware in the file system seems a bit harsh.
>>
>> The QEMU crowd will be working to get better support for 4K drives
>> in the future, but I think that we are effectively going to cause a
>> huge field issue here since these 512/4K drives are extremely
>> common..
>>
>> Given the SCSI debug method for this, does that mean you retract
>> your objections and will support Eric's patch :) ?
> We actually have a test for 4k drives using scsi_debug in xfstests: xfs/279.
>
Just to add on here. we are going to work more closely with the kvm/qemu people
to make sure that they properly take care of the hints about alignment and so on
(thanks to you for putting that in!).
Ric
_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs
next prev parent reply other threads:[~2013-11-22 14:27 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-13 18:25 [PATCH RFC] xfs: set block device logical sector size on xfs_buftarg Eric Sandeen
2013-11-13 18:56 ` Christoph Hellwig
2013-11-13 19:08 ` Eric Sandeen
2013-11-13 21:26 ` Dave Chinner
2013-11-13 21:32 ` Eric Sandeen
2013-11-13 22:10 ` Dave Chinner
2013-11-13 22:18 ` Eric Sandeen
2013-11-14 0:34 ` Dave Chinner
2013-11-14 13:37 ` Christoph Hellwig
2013-11-14 14:56 ` Eric Sandeen
2013-11-14 21:01 ` Dave Chinner
2013-11-22 14:13 ` Ric Wheeler
2013-11-22 14:20 ` Christoph Hellwig
2013-11-22 14:26 ` Ric Wheeler [this message]
2013-11-22 14:57 ` Eric Sandeen
2013-11-14 0:35 ` Eric Sandeen
2013-11-14 6:49 ` Dave Chinner
2013-11-14 13:09 ` Ric Wheeler
2013-11-14 15:03 ` Eric Sandeen
2013-11-14 15:18 ` Eric Sandeen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=528F69A3.7060608@redhat.com \
--to=rwheeler@redhat.com \
--cc=hch@infradead.org \
--cc=sandeen@redhat.com \
--cc=sandeen@sandeen.net \
--cc=xfs@oss.sgi.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox