Re: [PATCH 1/1] Drivers: hv: vmbus: Use the new infrastructure fordelivering VMBUS interrupts
From: Greg KH
Date: Wed Feb 13 2013 - 11:22:19 EST
On Wed, Feb 13, 2013 at 02:07:52PM +0000, KY Srinivasan wrote:
> > -----Original Message-----
> > From: H. Peter Anvin [mailto:hpa@xxxxxxxxx]
> > Sent: Tuesday, February 12, 2013 7:31 PM
> > To: Greg KH
> > Cc: KY Srinivasan; x86@xxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> > devel@xxxxxxxxxxxxxxxxxxxxxx; olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx;
> > jasowang@xxxxxxxxxx; tglx@xxxxxxxxxxxxx; JBeulich@xxxxxxxx; bp@xxxxxxxxx
> > Subject: Re: [PATCH 1/1] Drivers: hv: vmbus: Use the new infrastructure for
> > delivering VMBUS interrupts
> > On 02/06/2013 11:13 AM, Greg KH wrote:
> > > On Wed, Feb 06, 2013 at 07:25:59AM -0800, K. Y. Srinivasan wrote:
> > >> Use the infrastructure for delivering VMBUS interrupts using a
> > >> special vector. With this patch, we can now properly handle
> > >> the VMBUS interrupts that can be delivered on any CPU. Also,
> > >> turn on interrupt load balancing as well.
> > >>
> > >> This patch requires the infrastructure that was implemented in the patch:
> > >> X86: Handle Hyper-V vmbus interrupts as special hypervisor interrupts
> > >>
> > >
> > > Because of the dependancy, this should go through the x86 tree as well:
> > > Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > >
> > This does not apply to v3.8-rc7 + the set of three vmbus patches for
> > x86. I take it there are additional dependencies -- K.Y., what do I
> > need here?
> Peter has checked in the infrastructural patches into v3.8-rc7. This version
> does not have the patches that upgraded the VMBUS protocol version to the
> win8 levels.
What is "this version"?
> How will the infrastructural patches get moved forward to the version
> where you have checked-in all the vmbus protocol updates:
> [PATCH 00/28] Drivers: hv: Update the Vmbus protocol.
Those are in the char-misc git tree and will to go Linus for 3.9-rc1.
> Now that Peter has checked in the needed patches, could you take this
> patch through your tree.
What again is "this"?
> Let me know, if you need, I can re-send this patch to you.
Will it cause build problems if I take this patch in my tree, without
the changes in the -tip tree?
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