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: James Hogan <james.hogan@xxxxxxxxxx>
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Cc: Radim Krčmář <rkrcmar@xxxxxxxxxx>
Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
Cc: linux-mips@xxxxxxxxxxxxxx
Cc: kvm@xxxxxxxxxxxxxxx
---
arch/mips/kvm/emulate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/kvm/emulate.c b/arch/mips/kvm/emulate.c
index 84f435bf74bd..4ca5450febbb 100644
--- a/arch/mips/kvm/emulate.c
+++ b/arch/mips/kvm/emulate.c
@@ -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,
--
2.4.10
