Re: [PATCH for-4.15] xen/sched: Add missing memory barrier in vcpu_block()

[Dario Faggioli <dfaggioli@xxxxxxxx>]

On Mon, 2021-02-22 at 12:09 -0800, Stefano Stabellini wrote:
> On Mon, 22 Feb 2021, Jan Beulich wrote:
> > On 20.02.2021 20:47, Julien Grall wrote:
> > > 
> > > vcpu_block() is now gaining an smp_mb__after_atomic() to prevent
> > > the CPU
> > > to read any information about local events before the flag
> > > _VPF_blocked
> > > is set.
> > > 
> > > Signed-off-by: Julien Grall <jgrall@xxxxxxxxxx>
> > 
> > Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
> 
Acked-by: Dario Faggioli <dfaggioli@xxxxxxxx>

Thanks and Regards
-- 
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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