From: Alexander Graf Date: Wed, 24 Mar 2010 20:48:33 +0000 (+0100) Subject: KVM: PPC: Add emulation for dcba X-Git-Tag: v2.6.35-rc1~436^2~120 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bd7cdbb7fcd135a399ebb855dc9106747ee2e6ba;p=profile%2Fivi%2Fkernel-x86-ivi.git KVM: PPC: Add emulation for dcba Mac OS X uses the dcba instruction. According to the specification it doesn't guarantee any functionality, so let's just emulate it as nop. Signed-off-by: Alexander Graf Signed-off-by: Avi Kivity --- diff --git a/arch/powerpc/kvm/book3s_64_emulate.c b/arch/powerpc/kvm/book3s_64_emulate.c index bbd1590..8f50776 100644 --- a/arch/powerpc/kvm/book3s_64_emulate.c +++ b/arch/powerpc/kvm/book3s_64_emulate.c @@ -37,6 +37,7 @@ #define OP_31_XOP_SLBIA 498 #define OP_31_XOP_MFSR 595 #define OP_31_XOP_MFSRIN 659 +#define OP_31_XOP_DCBA 758 #define OP_31_XOP_SLBMFEV 851 #define OP_31_XOP_EIOIO 854 #define OP_31_XOP_SLBMFEE 915 @@ -183,6 +184,9 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, kvmppc_set_gpr(vcpu, get_rt(inst), t); } break; + case OP_31_XOP_DCBA: + /* Gets treated as NOP */ + break; case OP_31_XOP_DCBZ: { ulong rb = kvmppc_get_gpr(vcpu, get_rb(inst));