Re: [PATCH 1/2] scsi: hyper-v storvsc switch up to SPC-3

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On Fri, 2014-05-16 at 19:18 +0100, Ian Abbott wrote:
> On 2014-05-16 18:58, James Bottomley wrote:
> > On Fri, 2014-05-16 at 18:39 +0100, Ian Abbott wrote:
> >> On 2014-05-16 18:14, James Bottomley wrote:
> >>> On Fri, 2014-05-16 at 16:39 +0100, Ian Abbott wrote:
> >>>> From: Andy Whitcroft <apw@xxxxxxxxxxxxx>
> >>>>
> >>>> Suggested-by: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
> >>>
> >>> That is my patch, isn't it, just with a slightly modified comment:
> >>>
> >>> http://marc.info/?l=linux-scsi&m=137908428211951
> >>
> >> I believe so, yes.  Looking at Ubuntu's kernel repository, Andy reverted
> >> his original 4 patches and applied your patch instead.  I'm not sure
> >> about the other patch (PATCH 2/2) that disables the MAINTENANCE_IN
> >> command.  Perhaps that was needed as a consequence of claiming to be
> >> SCSI level SPC-3?
> >
> > Yes, see other email.
> >
> >>> Andy promised to go off and test it and that's where the thread ended. I
> >>> take it the results of the testing was positive?  I was expecting him to
> >>> report back on that so KY could ack the patch.
> >>>
> >>> James
> >>
> >> The patch seems to be in Ubuntu Saucy's 3.11 kernel version 3.11.0-12.18
> >> onwards - see
> >> http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-saucy.git;a=log;h=refs/tags/Ubuntu-3.11.0-12.18
> >> for the logs.
> >>
> >> Would you like me to resubmit the patch with you as the author?  There
> >> isn't a "Signed-off-by:" line for you on this patch at the moment.  Is
> >> it okay for me to add one?
> >
> > I'm not really comfortable with the way these patches are being
> > submitted.  I really need Andy to justify what's been done and why, then
> > find an upstream acceptable format then for the Microsoft Hyper-V guys
> > to ack them.  We need more information than you can infer simply from
> > the patches being in Ubuntu.  If Andy's off somewhere, we can wait
> > because this is just simply feature enablement; the bug doesn't show
> > unless you enable trim on hv storvsc.
> 
> TBH, I'm out of my depth on this, but hopefully I've kicked up the dust 
> a bit, since the patches (good or bad) have been languishing in Ubuntu's 
> repositories since October!

That's OK, thanks for doing this; I'd forgotten about the patch.

James


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