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KVM: s390: convert handle_stidp()

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Convert handle_stidp() to new guest access functions.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-01-01 16:58:16 +01:00 committed by Christian Borntraeger
parent 2d8bcaeda1
commit 7d777d7824
1 changed files with 5 additions and 2 deletions
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7
arch/s390/kvm/priv.c
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@ -428,7 +428,9 @@ static int handle_lpswe(struct kvm_vcpu *vcpu)
static int handle_stidp(struct kvm_vcpu *vcpu)
{
u64 stidp_data = vcpu->arch.stidp_data;
u64 operand2;
int rc;
vcpu->stat.instruction_stidp++;
@ -440,8 +442,9 @@ static int handle_stidp(struct kvm_vcpu *vcpu)
if (operand2 & 7)
return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
if (put_guest(vcpu, vcpu->arch.stidp_data, (u64 __user *)operand2))
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
rc = write_guest(vcpu, operand2, &stidp_data, sizeof(stidp_data));
if (rc)
return kvm_s390_inject_prog_cond(vcpu, rc);
VCPU_EVENT(vcpu, 5, "%s", "store cpu id");
return 0;