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Commit 7d777d78 authored by Heiko Carstens's avatar Heiko Carstens Committed by Christian Borntraeger
Browse files

KVM: s390: convert handle_stidp() 



Convert handle_stidp() to new guest access functions.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Reviewed-by: default avatarThomas Huth <thuth@linux.vnet.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 2d8bcaed

arch/s390/kvm/priv.c

+5 −2
Original line number Diff line number Diff line
@@ -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;