Re: [Xen-devel] [PATCH-for-4.9 v1 8/8] x86/hvm: serialize trap injecting producer and consumer

[Paul Durrant <Paul.Durrant@xxxxxxxxxx>]

> -----Original Message-----
> From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> Sent: 21 November 2016 07:54
> To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
> Cc: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>; xen-
> devel@xxxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH-for-4.9 v1 8/8] x86/hvm: serialize trap injecting producer
> and consumer
> 
> >>> On 18.11.16 at 18:14, <paul.durrant@xxxxxxxxxx> wrote:
> > Since injection works on a remote vCPU, and since there's no
> > enforcement of the subject vCPU being paused, there's a potential race
> > between the producing and consuming sides. Fix this by leveraging the
> > vector field as synchronization variable.
> >
> > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> > [re-based]
> > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> 
> At least this patch of the series should remain "From:" me; I haven't
> looked at the others yet, but I have to admit I'm puzzled that I
> haven't been Cc-ed on other than the one here and patch 1.
> 

I'm puzzled as well because most patches are 'suggested-by' you. I guess it 
means that git-send-email doesn't consider that worthy of a cc... I'll manually 
add you to the cc list for future versions.

  Paul

> Jan


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