ZFS panic: wrong length 131072 for sectorsize 2352

Pawel Jakub Dawidek pjd at FreeBSD.org
Wed May 26 11:49:30 UTC 2010


On Wed, May 26, 2010 at 02:15:40PM +0300, Andriy Gapon wrote:
> on 25/05/2010 22:27 Pawel Jakub Dawidek said the following:
> > On Tue, May 25, 2010 at 03:20:26AM -0500, James R. Van Artsdalen wrote:
> >> On 5/24/2010 10:27 AM, James R. Van Artsdalen wrote:
> >>> panic: wrong length 131072 for sectorsize 2352
> >> This fixes the bug.
> > 
> > I don't think so:) size should be properly calculated at this point and
> > should be multiple of sectorsize. The problem is that vdev_geom_io()
> > splits request into MAXPHYS chunks if it is too big, which is wrong,
> > because MAXPHYS doesn't have to be multiple of sectorsize.
> 
> But do we really want to support here sector sizes that are not power of two?

We can easly support them, so why not?

-- 
Pawel Jakub Dawidek                       http://www.wheelsystems.com
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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