On Thu, Jan 26, 2017 at 06:10:19AM +0000, Dexuan Cui wrote: > > From: Stephen Hemminger [mailto:[email protected]] > > Sent: Wednesday, January 25, 2017 00:08 > > To: Dexuan Cui <[email protected]> > > Cc: [email protected]; [email protected]; KY > > Srinivasan <[email protected]>; Haiyang Zhang <[email protected]>; > > Stephen Hemminger <[email protected]>; [email protected]; Rolf > > Neugebauer <[email protected]>; [email protected]; linux- > > [email protected]; [email protected] > > Subject: Re: [PATCH] Drivers: hv: vmbus: finally fix > > hv_need_to_signal_on_read() > > > > On Tue, 24 Jan 2017 06:54:46 +0000 > > Dexuan Cui <[email protected]> wrote: > > > > > +static inline void > > > +init_cached_read_index(struct vmbus_channel *channel) > > > +{ > > > + struct hv_ring_buffer_info *rbi = &channel->inbound; > > > + > > > + rbi->cached_read_index = rbi->ring_buffer->read_index; > > > +} > > > > Looks good thanks. This should go in right away. Which versions are > > impacted? > > Should it also go to stable? > > Yes, it needs to go to stable. > I have Cc-ed <[email protected]> in the patch's changelog, so it should > be > included in the stable tree automatically. > > As I checked against the kernels listed on the homapage of www.kernel.org, the > below versions are impacted: > v3.16.39 > v3.18.47 > v4.1.38 > v4.8.17 > v4.9.5 > v4.10-rc5 > > It's interesting v4.4.44 is not impacted, but actually it needs both the 2 > patches: > i.e. this patch, and the previous one: > Commit a389fcfd2cb5 ("Drivers: hv: vmbus: Fix signaling logic in > hv_need_to_signal_on_read()")
That patch does not apply to the 4.4-stable tree, which is why it was not included there. If you feel it should be included, please provide a backport and send it to the [email protected] mailing list. thanks, greg k-h _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
