[PATCH 2/2] Drivers: hv: vmbus: Expose per-channel interrupts and events counters

KY Srinivasan kys at microsoft.com
Wed Oct 4 13:56:14 UTC 2017



> -----Original Message-----
> From: Greg KH [mailto:gregkh at linuxfoundation.org]
> Sent: Wednesday, October 4, 2017 1:49 AM
> To: KY Srinivasan <kys at microsoft.com>
> Cc: linux-kernel at vger.kernel.org; devel at linuxdriverproject.org;
> olaf at aepfle.de; apw at canonical.com; vkuznets at redhat.com;
> jasowang at redhat.com; leann.ogasawara at canonical.com;
> marcelo.cerri at canonical.com; Stephen Hemminger
> <sthemmin at microsoft.com>
> Subject: Re: [PATCH 2/2] Drivers: hv: vmbus: Expose per-channel interrupts
> and events counters
> 
> On Thu, Sep 21, 2017 at 08:58:50PM -0700, kys at exchange.microsoft.com
> wrote:
> > From: Stephen Hemminger <stephen at networkplumber.org>
> >
> > When investigating performance, it is useful to be able to look at
> > the number of host and guest events per-channel. This is equivalent
> > to per-device interrupt statistics.
> >
> > Signed-off-by: Stephen Hemminger <sthemmin at microsoft.com>
> > Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
> > ---
> >  Documentation/ABI/stable/sysfs-bus-vmbus | 14 ++++++++++++++
> >  drivers/hv/connection.c                  |  2 ++
> >  drivers/hv/vmbus_drv.c                   | 18 ++++++++++++++++++
> >  include/linux/hyperv.h                   |  4 ++++
> >  4 files changed, 38 insertions(+)
> 
> This patch didn't apply to my tree, can you rebase and resend it?

Will do.

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


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