Re: [Qemu-devel] [PATCH-for-4.2 v2] Only enable the halt poll control MSR if it is supported by the host

[Marcelo Tosatti <mtosatti@redhat.com>]

On Wed, Aug 28, 2019 at 12:22:59PM -0500, Mark Kanda wrote:
> Gentle ping - I would like to confirm this patch is acceptable.
> 
> Thanks/regards,
> -Mark

ACK

> 
> On 7/17/2019 9:38 AM, Mark Kanda wrote:
> >The halt poll control MSR should only be enabled on hosts which
> >support it.
> >
> >Fixes: ("kvm: i386: halt poll control MSR support")
> >
> >Signed-off-by: Mark Kanda <mark.kanda@oracle.com>
> >
> >---
> >v2: Remove unnecessary hunks which break migration with older hosts (Paolo)
> >---
> >  target/i386/cpu.c | 1 -
> >  1 file changed, 1 deletion(-)
> >
> >diff --git a/target/i386/cpu.c b/target/i386/cpu.c
> >index a8bafdb8b9..543bc25f64 100644
> >--- a/target/i386/cpu.c
> >+++ b/target/i386/cpu.c
> >@@ -2838,7 +2838,6 @@ static PropValue kvm_default_props[] = {
> >      { "kvm-asyncpf", "on" },
> >      { "kvm-steal-time", "on" },
> >      { "kvm-pv-eoi", "on" },
> >-    { "kvm-poll-control", "on" },
> >      { "kvmclock-stable-bit", "on" },
> >      { "x2apic", "on" },
> >      { "acpi", "off" },
> >