RE: [v3 PATCH for-4.4 3/7] Drivers: hv: vmbus: Reduce the delay between retries in vmbus_post_msg()

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> -----Original Message-----
> From: Sumit Semwal [mailto:sumit.semwal@xxxxxxxxxx]
> Sent: Tuesday, May 9, 2017 5:41 AM
> To: Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx; KY Srinivasan <kys@xxxxxxxxxxxxx>; Greg
> Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Subject: Re: [v3 PATCH for-4.4 3/7] Drivers: hv: vmbus: Reduce the delay
> between retries in vmbus_post_msg()
> 
> Hi Ben,
> 
> On 9 May 2017 at 18:06, Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx>
> wrote:
> > On Thu, 2017-04-20 at 13:08 +0530, Sumit Semwal wrote:
> >> From: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
> >>
> >> [ Upstream commit 8de0d7e951826d7592e0ba1da655b175c4aa0923 ]
> >>
> >> The current delay between retries is unnecessarily high and is negatively
> >> affecting the time it takes to boot the system.
> >>
> >> Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> >> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> >> Signed-off-by: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
> > [...]
> >
> > Should this also be applied to 4.4?
> >
> > commit c0bb03924f1a80e7f65900e36c8e6b3dc167c5f8
> > Author: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
> > Date:   Wed Dec 7 01:16:24 2016 -0800
> >
> >     Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg()
> 
> I tried to rebase that to 4.4 code base, but 4.4 seems to require some
> more patches to make it work - some of those patches might not fit the
> stable requirements.
> 
> I'm not a hv expert, so didn't want to mess up, and hence didn't send it.

I am not sure if all the needed changes will meet the stable requirements.

K. Y
> 
> Best,
> Sumit.
> >
> > Ben.
> >
> > --
> > Ben Hutchings
> > Software Developer, Codethink Ltd.
> >
> >
> 
> 
> 
> --
> Thanks and regards,
> 
> Sumit Semwal
> Linaro Mobile Group - Kernel Team Lead
> Linaro.org │ Open source software for ARM SoCs




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