Commit 04c2b516 authored by Thomas Huth's avatar Thomas Huth Committed by Christian Borntraeger
Browse files

s390x/kvm: Add missing SIGP CPU RESET order 



The SIGP order CPU RESET was still missing in the list of our
supported handler. This patch now adds a simple implementation,
by using the cpu_reset() function that is already available in
target-s390x/cpu.c.

Signed-off-by: default avatarThomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: default avatarCornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent f7d3e466

target-s390x/kvm.c

+13 −0
Original line number Diff line number Diff line
@@ -635,6 +635,15 @@ static void sigp_initial_cpu_reset(void *arg) 
    scc->initial_cpu_reset(cpu);

}



static void sigp_cpu_reset(void *arg)

{

    CPUState *cpu = arg;

    S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);



    cpu_synchronize_state(cpu);

    scc->cpu_reset(cpu);

}



#define SIGP_ORDER_MASK 0x000000ff



static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
@@ -674,6 +683,10 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1) 
        run_on_cpu(CPU(target_cpu), sigp_initial_cpu_reset, CPU(target_cpu));

        cc = 0;

        break;

    case SIGP_CPU_RESET:

        run_on_cpu(CPU(target_cpu), sigp_cpu_reset, CPU(target_cpu));

        cc = 0;

        break;

    default:

        DPRINTF("KVM: unknown SIGP: 0x%x\n", order_code);

        *statusreg &= 0xffffffff00000000UL;