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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2014-01-01 19:58:16 +0400 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2014-04-22 15:24:45 +0400 |
| commit | 7d777d78241d98bbd75886a8d09a3c793eafc807 (patch) | |
| tree | 5b83065c53e55365251f91a70178eefcc0f5d072 /arch | |
| parent | 2d8bcaeda1576ddd970629a6afb9a188c83cd409 (diff) | |
| download | linux-7d777d78241d98bbd75886a8d09a3c793eafc807.tar.xz | |
KVM: s390: convert handle_stidp()
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kvm/priv.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 2de74543bd07..bc969722a293 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -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; |