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[Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest
From: |
Huang Ying |
Subject: |
[Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest |
Date: |
Fri, 08 Oct 2010 10:50:59 +0800 |
On Thu, 2010-10-07 at 00:05 +0800, Marcelo Tosatti wrote:
> On Wed, Oct 06, 2010 at 10:58:36AM +0900, Hidetoshi Seto wrote:
> > I got some more question:
> >
> > (2010/10/05 3:54), Marcelo Tosatti wrote:
> > > Index: qemu/target-i386/cpu.h
> > > ===================================================================
> > > --- qemu.orig/target-i386/cpu.h
> > > +++ qemu/target-i386/cpu.h
> > > @@ -250,16 +250,32 @@
> > > #define PG_ERROR_RSVD_MASK 0x08
> > > #define PG_ERROR_I_D_MASK 0x10
> > >
> > > -#define MCG_CTL_P (1UL<<8) /* MCG_CAP register available */
> > > +#define MCG_CTL_P (1ULL<<8) /* MCG_CAP register available */
> > > +#define MCG_SER_P (1ULL<<24) /* MCA recovery/new status bits */
> > >
> > > -#define MCE_CAP_DEF MCG_CTL_P
> > > +#define MCE_CAP_DEF (MCG_CTL_P|MCG_SER_P)
> > > #define MCE_BANKS_DEF 10
> > >
> >
> > It seems that current kvm doesn't support SER_P, so injecting SRAO
> > to guest will mean that guest receives VAL|UC|!PCC and RIPV event
> > from virtual processor that doesn't have SER_P.
>
> Dean also noted this. I don't think it was deliberate choice to not
> expose SER_P. Huang?
In fact, that should be a BUG. I will fix it as soon as possible.
Best Regards,
Huang Ying
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, (continued)
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Hidetoshi Seto, 2010/10/05
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Hidetoshi Seto, 2010/10/05
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Marcelo Tosatti, 2010/10/06
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Dean Nelson, 2010/10/06
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Hidetoshi Seto, 2010/10/06
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Dean Nelson, 2010/10/07
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Huang Ying, 2010/10/07
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Hidetoshi Seto, 2010/10/08
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest, Dean Nelson, 2010/10/08
- [Qemu-devel] Re: [patch uq/master 7/8] MCE: Relay UCR MCE to guest,
Huang Ying <=
Re: [Qemu-devel] [patch uq/master 0/8] port qemu-kvm's MCE support, Andreas Färber, 2010/10/05
[Qemu-devel] [patch uq/master 0/8] port qemu-kvm's MCE support (v2), Marcelo Tosatti, 2010/10/06
- [Qemu-devel] [patch uq/master 8/8] Add savevm/loadvm support for MCE, Marcelo Tosatti, 2010/10/06
- [Qemu-devel] [patch uq/master 6/8] Add RAM -> physical addr mapping in MCE simulation, Marcelo Tosatti, 2010/10/06
- [Qemu-devel] [patch uq/master 3/8] Expose thread_id in info cpus, Marcelo Tosatti, 2010/10/06
- [Qemu-devel] [patch uq/master 4/8] kvm: x86: add mce support, Marcelo Tosatti, 2010/10/06
- [Qemu-devel] [patch uq/master 1/8] signalfd compatibility, Marcelo Tosatti, 2010/10/06