Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> wrote:

> Michael Neuling <mi...@neuling.org> writes:
> 
> > Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> wrote:
> >
> >> From: "Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com>
> >> 
> >> Fix build failure for powerpc KVM
> >
> > What was the failure?
> 
> 
> arch/powerpc/kvm/book3s_32_mmu_host.c: In function 'kvmppc_mmu_map_page':
> arch/powerpc/kvm/book3s_32_mmu_host.c:176: error: 'VPN_SHIFT' undeclared 
> (first use in this function)
> arch/powerpc/kvm/book3s_32_mmu_host.c:176: error: (Each undeclared identifier 
> is reported only once
> arch/powerpc/kvm/book3s_32_mmu_host.c:176: error: for each function it 
> appears in.)
> arch/powerpc/kvm/book3s_32_mmu_host.c:178: error: expected ';' before 
> 'next_pteg'
> arch/powerpc/kvm/book3s_32_mmu_host.c:190: error: label 'next_pteg' used but 
> not defined
> make[1]: *** [arch/powerpc/kvm/book3s_32_mmu_host.o] Error 1

OK, can you repost with this and what changed too (added VPN_SHIFT and
missing ';') in the comment.

Mikey

> 
> 
> >
> >> 
> >> Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
> >> ---
> >>  arch/powerpc/include/asm/kvm_book3s_32.h |    1 +
> >>  arch/powerpc/kvm/book3s_32_mmu_host.c    |    4 ++--
> >>  2 files changed, 3 insertions(+), 2 deletions(-)
> >> 
> >> diff --git a/arch/powerpc/include/asm/kvm_book3s_32.h 
> >> b/arch/powerpc/include/asm/kvm_book3s_32.h
> >> index 38040ff..ce0ef6c 100644
> >> --- a/arch/powerpc/include/asm/kvm_book3s_32.h
> >> +++ b/arch/powerpc/include/asm/kvm_book3s_32.h
> >> @@ -42,5 +42,6 @@ static inline void svcpu_put(struct 
> >> kvmppc_book3s_shadow_vcpu *svcpu)
> >>  #define SID_SHIFT 28
> >>  #define ESID_MASK 0xf0000000
> >>  #define VSID_MASK 0x00fffffff0000000ULL
> >> +#define VPN_SHIFT 12
> >
> > Is this the fix?
> >
> >>  
> >>  #endif /* __ASM_KVM_BOOK3S_32_H__ */
> >> diff --git a/arch/powerpc/kvm/book3s_32_mmu_host.c 
> >> b/arch/powerpc/kvm/book3s_32_mmu_host.c
> >> index 00aa612..b0f625a 100644
> >> --- a/arch/powerpc/kvm/book3s_32_mmu_host.c
> >> +++ b/arch/powerpc/kvm/book3s_32_mmu_host.c
> >> @@ -173,8 +173,8 @@ int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct 
> >> kvmppc_pte *orig_pte)
> >>    BUG_ON(!map);
> >>  
> >>    vsid = map->host_vsid;
> >> -  vpn = (vsid << (SID_SHIFT - VPN_SHIFT)) | ((eaddr & ~ESID_MASK) >> 
> >> VPN_SHIFT)
> >> -
> >> +  vpn = (vsid << (SID_SHIFT - VPN_SHIFT)) |
> >> +          ((eaddr & ~ESID_MASK) >> VPN_SHIFT);
> >
> > This just seems to be a white space change.
> 
> There is a missing ';'
> 
> 
> -aneesh
> 
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