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Commit cf1fb0f2 authored by James Hogan's avatar James Hogan Committed by Paolo Bonzini
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MIPS: KVM: Emulate RDHWR CPUNum register 



Actually provide the VCPU number when emulating the RDHWR CPUNum
register, so that it will match the CPUNum field of CP0_EBase register,
rather than always returning 0.

Signed-off-by: default avatarJames Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent cef061d0

arch/mips/kvm/emulate.c

+1 −1
Original line number Diff line number Diff line
@@ -2307,7 +2307,7 @@ enum emulation_result kvm_mips_handle_ri(u32 cause, u32 *opc, 
		}

		switch (rd) {

		case MIPS_HWR_CPUNUM:		/* CPU number */

			arch->gprs[rt] = 0;

			arch->gprs[rt] = vcpu->vcpu_id;

			break;

		case MIPS_HWR_SYNCISTEP:	/* SYNCI length */

			arch->gprs[rt] = min(current_cpu_data.dcache.linesz,