From: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
To: KY Srinivasan <kys@microsoft.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>,
"olaf@aepfle.de" <olaf@aepfle.de>,
"jasowang@redhat.com" <jasowang@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"apw@canonical.com" <apw@canonical.com>,
"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>
Subject: Re: [PATCH 1/3] Drivers: hv: vmbus: Use the vp_index map even for channels bound to CPU 0
Date: Sun, 31 May 2015 12:23:07 +0900 [thread overview]
Message-ID: <20150531032307.GA1603@kroah.com> (raw)
In-Reply-To: <BY2PR0301MB071147A5C3973C58873C63DDA0C90@BY2PR0301MB0711.namprd03.prod.outlook.com>
On Fri, May 29, 2015 at 05:41:34PM +0000, KY Srinivasan wrote:
>
>
> > -----Original Message-----
> > From: Dan Carpenter [mailto:dan.carpenter@oracle.com]
> > Sent: Friday, May 29, 2015 10:00 AM
> > To: KY Srinivasan
> > Cc: gregkh@linuxfoundation.org; linux-kernel@vger.kernel.org;
> > devel@linuxdriverproject.org; olaf@aepfle.de; apw@canonical.com;
> > vkuznets@redhat.com; jasowang@redhat.com
> > Subject: Re: [PATCH 1/3] Drivers: hv: vmbus: Use the vp_index map even for
> > channels bound to CPU 0
> >
> > On Fri, May 29, 2015 at 11:09:02AM -0700, K. Y. Srinivasan wrote:
> > > Map target_cpu to target_vcpu using the mapping table.
> > >
> >
> > It's really hard to tell from this changelog what the user visible
> > effects of this patch are.
>
> We should use the map to transform guest CPU ID to VP Index as is done
> For the non-performance critical channels. While the value CPU 0 is special and will
> map to VP index 0, it is good to be consistent.
Then put that in the changelog!
Please fix up and resend the series.
thanks,
greg k-h
next prev parent reply other threads:[~2015-05-31 3:24 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-29 18:08 [PATCH 0/3] Drivers: hv: vmbus: Make VMBUS driver NUMA aware K. Y. Srinivasan
2015-05-29 18:09 ` [PATCH 1/3] Drivers: hv: vmbus: Use the vp_index map even for channels bound to CPU 0 K. Y. Srinivasan
2015-05-29 16:59 ` Dan Carpenter
2015-05-29 17:41 ` KY Srinivasan
2015-05-31 3:23 ` gregkh [this message]
2015-05-29 18:09 ` [PATCH 2/3] Drivers: hv: vmbus: Implement NUMA aware CPU affinity for channels K. Y. Srinivasan
2015-05-29 18:09 ` [PATCH 3/3] Drivers: hv: vmbus: Allocate ring buffer memory in NUMA aware fashion K. Y. Srinivasan
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