Re: [PATCH] vmbus: fix missing signaling in hv_signal_on_read()

From: Stephen Hemminger
Date: Wed Aug 16 2017 - 12:16:33 EST


On Wed, 16 Aug 2017 09:10:40 -0700
Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:

> On Wed, Aug 16, 2017 at 08:49:46AM -0700, Stephen Hemminger wrote:
> > When the space available before start of reading (cached_write_sz)
> > is the same as the host required space (pending_sz), we need to
> > still signal host.
> >
> > Fixes: 433e19cf33d3 ("Drivers: hv: vmbus: finally fix hv_need_to_signal_on_read()")
> >
> > Signed-off-by: John Starks <jon.Starks@xxxxxxxxxxxxx>
> > Signed-off-by: Dexuan Cui <decui@xxxxxxxxxxxxx>
> > Signed-off-by: Stephen Hemminger <sthemmin@xxxxxxxxxxxxx>
> > ---
> > This patch is for 4.13 (and stable).
> > A different fix is needed for linux-next.
>
> Is there a fix for this in Linus's tree? If so, what's the git commit
> id? We need to wait for that until I can take it in -stable.

There is no commit yet in Linus's tree. Was submitting for both Linus
and stable. Wasn't sure about the timing since 4.13 might close before he gets to it.