RE: [PATCH 1/2 v2] kvm: powerpc: Do not ignore "E" attribute in mas2

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> -----Original Message-----
> From: kvm-ppc-owner@xxxxxxxxxxxxxxx [mailto:kvm-ppc-owner@xxxxxxxxxxxxxxx] On
> Behalf Of Alexander Graf
> Sent: Thursday, July 18, 2013 8:18 PM
> To: Bhushan Bharat-R65777
> Cc: kvm-ppc@xxxxxxxxxxxxxxx; kvm@xxxxxxxxxxxxxxx; Wood Scott-B07421; Bhushan
> Bharat-R65777
> Subject: Re: [PATCH 1/2 v2] kvm: powerpc: Do not ignore "E" attribute in mas2
> 
> 
> This needs a description. Why shouldn't we ignore E?

What I understood is that "there is no reason to stop guest setting "E", so allow him."

-Bharat

> 
> 
> Alex
> 
> On 18.07.2013, at 15:19, Bharat Bhushan wrote:
> 
> > Signed-off-by: Bharat Bhushan <bharat.bhushan@xxxxxxxxxxxxx>
> > ---
> > v2:
> > - No change
> > arch/powerpc/kvm/e500.h |    2 +-
> > 1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h index
> > c2e5e98..277cb18 100644
> > --- a/arch/powerpc/kvm/e500.h
> > +++ b/arch/powerpc/kvm/e500.h
> > @@ -117,7 +117,7 @@ static inline struct kvmppc_vcpu_e500
> > *to_e500(struct kvm_vcpu *vcpu) #define E500_TLB_USER_PERM_MASK
> > (MAS3_UX|MAS3_UR|MAS3_UW) #define E500_TLB_SUPER_PERM_MASK
> > (MAS3_SX|MAS3_SR|MAS3_SW) #define MAS2_ATTRIB_MASK \
> > -	  (MAS2_X0 | MAS2_X1)
> > +	  (MAS2_X0 | MAS2_X1 | MAS2_E)
> > #define MAS3_ATTRIB_MASK \
> > 	  (MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3 \
> > 	   | E500_TLB_USER_PERM_MASK | E500_TLB_SUPER_PERM_MASK)
> > --
> > 1.7.0.4
> >
> >
> 
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