Re: [Xen-devel] [PATCH V9] vm_event: Allow subscribing to write events for specific MSR-s

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Jun 01, 2016 at 11:39:40AM +0100, Ian Jackson wrote:
> Razvan Cojocaru writes ("Re: [PATCH V9] vm_event: Allow subscribing to write 
> events for specific MSR-s"):
> > On 05/13/2016 02:35 PM, Jan Beulich wrote:
> > >>>> On 06.05.16 at 16:33, <rcojocaru@xxxxxxxxxxxxxxx> wrote:
> > >> Previously, subscribing to MSR write events was an all-or-none
> > >> approach, with special cases for introspection MSR-s. This patch
> > >> allows the vm_event consumer to specify exactly what MSR-s it is
> > >> interested in, and as a side-effect gets rid of the
> > >> vmx_introspection_force_enabled_msrs[] special case.
> > >> The patch also introduces arch_monitor_init_domain() and
> > >> arch_monitor_cleanup_domain(), to do monitor-specific work
> > >> (as opposed to the previous way of doing all the setup in
> > >> vm_event_init_domain() / vm_event_cleanup_domain()).
> > >> This replaces the previously posted "xen: Filter out MSR write
> > >> events" patch.
> > >>
> > >> Signed-off-by: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
> > >> Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> > >> Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>
> > > 
> > > Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
> > 
> > Does this patch require additional acks? Tamas' maybe?
> 
> I assume it's not for 4.7.  (If it were for 4.7 it would require a
> release ack, which (on the basis of the information provided so far) I
> think ought probably not to be granted.)
> 

This is not for 4.7.

Wei.

> Thanks,
> Ian.

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