RE: FAILED: patch "[PATCH] Drivers: hv: vmbus: finally fix hv_need_to_signal_on_read()" failed to apply to 4.9-stable tree

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> -----Original Message-----
> From: Greg KH [mailto:gregkh@xxxxxxxxxxxxxxxxxxx]
> Sent: Tuesday, February 7, 2017 2:52 AM
> To: Rolf Neugebauer <rolf.neugebauer@xxxxxxxxxx>
> Cc: Dexuan Cui <decui@xxxxxxxxxxxxx>; Haiyang Zhang
> <haiyangz@xxxxxxxxxxxxx>; KY Srinivasan <kys@xxxxxxxxxxxxx>;
> stable@xxxxxxxxxxxxxxx; Stephen Hemminger <sthemmin@xxxxxxxxxxxxx>
> Subject: Re: FAILED: patch "[PATCH] Drivers: hv: vmbus: finally fix
> hv_need_to_signal_on_read()" failed to apply to 4.9-stable tree
> 
> On Tue, Feb 07, 2017 at 10:28:33AM +0000, Rolf Neugebauer wrote:
> > For this patch to apply, we also cherry-pick:
> > 085b322dfe10 ("Drivers: hv: vmbus: Base host signaling strictly on the
> > ring state")
> > 78777547745d ("Drivers: hv: vmbus: On write cleanup the logic to
> > interrupt the host")
> > 983afbbd6d06 ("Drivers: hv: vmbus: On the read path cleanup the logic
> > to interrupt the host")
> >
> > With these patches cherry-picked the patch applies cleanly and fixes
> > the original issue we have reported. Our kernel 4.9.8 tree with
> > patches applied is at
> >
> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub
> .com%2Frneugeba%2Flinux-stable%2Ftree%2Fv4.9.8-
> moby&data=02%7C01%7Ckys%40microsoft.com%7C7e68fa5ede934c48bacd0
> 8d44f475c43%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C63622061
> 5285079335&sdata=RO%2BkM25Is2r6zBRbjLrVIe4cboEr9AoTTVyxHVVvR%2F
> U%3D&reserved=0
> 
> That's a lot of changes.  KY and Stephen, is that ok for me to take all
> of these?

I would be comfortable taking these patches. Indeed, these patches fix
the DOS prevention logic in the host from kicking in unnecessarily.

Regards,

K. Y
> 
> thanks,
> 
> greg k-h
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