> -----Original Message-----
> From: James Bottomley [mailto:james.bottom...@hansenpartnership.com]
> Sent: Sunday, November 04, 2012 4:39 AM
> To: KY Srinivasan
> Cc: gre...@linuxfoundation.org; linux-kernel@vger.kernel.org;
> de...@linuxdriverproject.org; oher...@suse.com; h...@infradead.org; linux-
> s...@vger.kernel.org
> Subject: Re: Drivers: scsi
>
> On Sat, 2012-11-03 at 09:40 -0700, K. Y. Srinivasan wrote:
> > Do we currently support dynamic re-sizing of LUNs. Hyper-V can
> > notify capacity change via sense data and I was wondering if this
> > is handled in the generic scsi code.
>
> Depends what you mean by "dynamic". Experience shows that most users
> really don't want all this to happen without manual intervention
> (particularly on shrink). However, we have the mechanics in place.
> Just send ASC/Q 2A/09 and it can get vectored up to LVM which resizes
> the volume and can be scripted automatically to resize the filesystem.
>
> hypervisor people tend to have problems with scripting, so there are
> some hacks that do this outside of the normal event system ... see for
> example virtio_scsi.c
Thanks for the prompt response.
Regards,
K. Y
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