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| author | Bharat Bhushan <Bharat.Bhushan@freescale.com> | 2013-01-15 22:20:42 +0000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2013-02-13 12:56:39 +0100 |
| commit | ffe129ecd79779221fdb03305049ec8b5a8beb0f (patch) | |
| tree | 0f4ebfb6eb4e3e5255010d1e36625813374c98e9 | |
| parent | dd92d6f2749c43ebab91c4762a1bc79e6523e936 (diff) | |
| download | op-kernel-dev-ffe129ecd79779221fdb03305049ec8b5a8beb0f.zip op-kernel-dev-ffe129ecd79779221fdb03305049ec8b5a8beb0f.tar.gz | |
KVM: PPC: booke: use vcpu reference from thread_struct
Like other places, use thread_struct to get vcpu reference.
Signed-off-by: Bharat Bhushan <bharat.bhushan@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
| -rw-r--r-- | arch/powerpc/include/asm/reg.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/asm-offsets.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/kvm/booke_interrupts.S | 6 |
3 files changed, 3 insertions, 7 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index 97d3727..11ae3d8 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -919,8 +919,6 @@ #define SPRN_SPRG_RSCRATCH_DBG SPRN_SPRG9 #define SPRN_SPRG_WSCRATCH_DBG SPRN_SPRG9 #endif -#define SPRN_SPRG_RVCPU SPRN_SPRG1 -#define SPRN_SPRG_WVCPU SPRN_SPRG1 #endif #ifdef CONFIG_8xx diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 4e23ba2..46f6afd 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -117,7 +117,7 @@ int main(void) #ifdef CONFIG_KVM_BOOK3S_32_HANDLER DEFINE(THREAD_KVM_SVCPU, offsetof(struct thread_struct, kvm_shadow_vcpu)); #endif -#ifdef CONFIG_KVM_BOOKE_HV +#if defined(CONFIG_KVM) && defined(CONFIG_BOOKE) DEFINE(THREAD_KVM_VCPU, offsetof(struct thread_struct, kvm_vcpu)); #endif diff --git a/arch/powerpc/kvm/booke_interrupts.S b/arch/powerpc/kvm/booke_interrupts.S index bb46b32..ca16d57 100644 --- a/arch/powerpc/kvm/booke_interrupts.S +++ b/arch/powerpc/kvm/booke_interrupts.S @@ -56,7 +56,8 @@ _GLOBAL(kvmppc_handler_\ivor_nr) /* Get pointer to vcpu and record exit number. */ mtspr \scratch , r4 - mfspr r4, SPRN_SPRG_RVCPU + mfspr r4, SPRN_SPRG_THREAD + lwz r4, THREAD_KVM_VCPU(r4) stw r3, VCPU_GPR(R3)(r4) stw r5, VCPU_GPR(R5)(r4) stw r6, VCPU_GPR(R6)(r4) @@ -402,9 +403,6 @@ lightweight_exit: lwz r8, kvmppc_booke_handlers@l(r8) mtspr SPRN_IVPR, r8 - /* Save vcpu pointer for the exception handlers. */ - mtspr SPRN_SPRG_WVCPU, r4 - lwz r5, VCPU_SHARED(r4) /* Can't switch the stack pointer until after IVPR is switched, |
