From: Eric Sandeen <sandeen@redhat.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs-oss <xfs@oss.sgi.com>
Subject: Re: [PATCH 0/2, RFC] xfsprogs: try to handle mkfs of a file on 4k sector device
Date: Wed, 28 May 2014 08:50:14 -0500 [thread overview]
Message-ID: <5385E996.30309@redhat.com> (raw)
In-Reply-To: <20140528054142.GC13166@infradead.org>
On 5/28/14, 12:41 AM, Christoph Hellwig wrote:
>> We can modify platform_findsizes() to use the fsgeom call to get the
>> "sector size" which should be used here, and warn that mismatches
>> might exist if it fails.
>>
>> This does mean there'll be a new warning emitted on fs images hosted
>> on non-xfs filesystems; I'm not really quite sure it's worth it,
>> hence the RFC nature of this lightly tested 2-patch series...
>
> Might be time to introduce some generic VFS-level ioctl for the sector
> size and dio alignment. Any beer or chocolate that could motivate you
> to get this done? :)
Roses from you, Christoph. ;)
Yeah, we do desperately need this. Not sure why nobody's done it yet,
I'll see if I can get the time & motivation going, and launch into
the bike shed building. :)
> Also it would be nice to have a test case that exercises this new code.
Hm yeah fair enough; I tested it w/ scsi-debug...
-Eric
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next prev parent reply other threads:[~2014-05-28 13:50 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-28 0:12 [PATCH 0/2, RFC] xfsprogs: try to handle mkfs of a file on 4k sector device Eric Sandeen
2014-05-28 0:14 ` [PATCH 1/2, RFC] xfsprogs: check fs sector size in platform_findsizes() Eric Sandeen
2014-05-28 5:39 ` Christoph Hellwig
2014-05-28 0:15 ` [PATCH 2/2, RFC] mkfs.xfs: don't call blkid_get_topology on regular files Eric Sandeen
2014-05-28 5:40 ` Christoph Hellwig
2014-05-28 12:31 ` Eric Sandeen
2014-05-28 5:41 ` [PATCH 0/2, RFC] xfsprogs: try to handle mkfs of a file on 4k sector device Christoph Hellwig
2014-05-28 13:50 ` Eric Sandeen [this message]
2014-06-05 19:13 ` [PATCH 1/2 V2] " Eric Sandeen
2014-06-06 15:20 ` Brian Foster
2014-06-05 19:15 ` [PATCH 2/2 V2] mkfs.xfs: don't call blkid_get_topology on regular files Eric Sandeen
2014-06-06 15:21 ` Brian Foster
2014-06-06 15:27 ` Eric Sandeen
2014-06-06 16:47 ` Eric Sandeen
2014-06-06 19:21 ` [PATCH 2/2 V3] mkfs.xfs: don't call blkid_get_topology on existing " Eric Sandeen
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