RE: [PATCH 1/2] Drivers: hv: utils: Continue to poll VSS channel after handling requests.

From: KY Srinivasan
Date: Wed Aug 31 2016 - 14:13:35 EST




> -----Original Message-----
> From: Greg KH [mailto:gregkh@xxxxxxxxxxxxxxxxxxx]
> Sent: Wednesday, August 31, 2016 4:16 PM
> To: KY Srinivasan <kys@xxxxxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx; devel@xxxxxxxxxxxxxxxxxxxxxx;
> olaf@xxxxxxxxx; apw@xxxxxxxxxxxxx; vkuznets@xxxxxxxxxx;
> jasowang@xxxxxxxxxx; leann.ogasawara@xxxxxxxxxxxxx; Alex Ng (LIS)
> <alexng@xxxxxxxxxxxxx>
> Subject: Re: [PATCH 1/2] Drivers: hv: utils: Continue to poll VSS channel after
> handling requests.
>
> On Thu, Aug 18, 2016 at 11:16:54AM -0700, kys@xxxxxxxxxxxxxxxxxxxxxx
> wrote:
> > From: Alex Ng <alexng@xxxxxxxxxxxxx>
> >
> > Multiple VSS_OP_HOT_BACKUP requests may arrive in quick succession, even
> > though the host only signals once. The driver wass handling the first
> > request while ignoring the others in the ring buffer. We should poll the
> > VSS channel after handling a request to continue processing other requests.
> >
> > Signed-off-by: Alex Ng <alexng@xxxxxxxxxxxxx>
> > Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> > ---
> > drivers/hv/hv_snapshot.c | 89 +++++++++++++++++++++------------------------
> > 1 files changed, 42 insertions(+), 47 deletions(-)
>
> Also doesn't apply, please fix up and resend this series.

Will do.

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