From: Heiko Carstens <heiko.carst...@de.ibm.com>
Convert __do_deliver_interrupt() to new guest access functions.
Signed-off-by: Heiko Carstens <heiko.carst...@de.ibm.com>
Reviewed-by: Thomas Huth <th...@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com>
---
arch/s390/kvm/interrupt.c | 82 +++++++++++++++++++++++++----------------------
1 file changed, 44 insertions(+), 38 deletions(-)
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index a44c689..cb782e3 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -213,13 +213,14 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
vcpu->stat.deliver_service_signal++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, inti->type,
inti->ext.ext_params, 0);
- rc = put_guest(vcpu, 0x2401, (u16 __user *)__LC_EXT_INT_CODE);
- rc |= copy_to_guest(vcpu, __LC_EXT_OLD_PSW,
+ rc = put_guest_lc(vcpu, 0x2401, (u16 *)__LC_EXT_INT_CODE);
+ rc |= write_guest_lc(vcpu, __LC_EXT_OLD_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
+ rc |= read_guest_lc(vcpu, __LC_EXT_NEW_PSW,
&vcpu->arch.sie_block->gpsw, sizeof(psw_t));
- rc |= copy_from_guest(vcpu, &vcpu->arch.sie_block->gpsw,
- __LC_EXT_NEW_PSW, sizeof(psw_t));
- rc |= put_guest(vcpu, inti->ext.ext_params,
- (u32 __user *)__LC_EXT_PARAMS);
+ rc |= put_guest_lc(vcpu, inti->ext.ext_params,
+ (u32 *)__LC_EXT_PARAMS);
break;
case KVM_S390_INT_PFAULT_INIT:
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, inti->type, 0,
@@ -236,14 +237,15 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
case KVM_S390_INT_PFAULT_DONE:
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, inti->type, 0,
inti->ext.ext_params2);
- rc = put_guest(vcpu, 0x2603, (u16 __user *) __LC_EXT_INT_CODE);
- rc |= put_guest(vcpu, 0x0680, (u16 __user *) __LC_EXT_CPU_ADDR);
- rc |= copy_to_guest(vcpu, __LC_EXT_OLD_PSW,
+ rc = put_guest_lc(vcpu, 0x2603, (u16 *)__LC_EXT_INT_CODE);
+ rc |= put_guest_lc(vcpu, 0x0680, (u16 *)__LC_EXT_CPU_ADDR);
+ rc |= write_guest_lc(vcpu, __LC_EXT_OLD_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
+ rc |= read_guest_lc(vcpu, __LC_EXT_NEW_PSW,
&vcpu->arch.sie_block->gpsw, sizeof(psw_t));
- rc |= copy_from_guest(vcpu, &vcpu->arch.sie_block->gpsw,
- __LC_EXT_NEW_PSW, sizeof(psw_t));
- rc |= put_guest(vcpu, inti->ext.ext_params2,
- (u64 __user *) __LC_EXT_PARAMS2);
+ rc |= put_guest_lc(vcpu, inti->ext.ext_params2,
+ (u64 *)__LC_EXT_PARAMS2);
break;
case KVM_S390_INT_VIRTIO:
VCPU_EVENT(vcpu, 4, "interrupt: virtio parm:%x,parm64:%llx",
@@ -252,16 +254,17 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, inti->type,
inti->ext.ext_params,
inti->ext.ext_params2);
- rc = put_guest(vcpu, 0x2603, (u16 __user *)__LC_EXT_INT_CODE);
- rc |= put_guest(vcpu, 0x0d00, (u16 __user *)__LC_EXT_CPU_ADDR);
- rc |= copy_to_guest(vcpu, __LC_EXT_OLD_PSW,
+ rc = put_guest_lc(vcpu, 0x2603, (u16 *)__LC_EXT_INT_CODE);
+ rc |= put_guest_lc(vcpu, 0x0d00, (u16 *)__LC_EXT_CPU_ADDR);
+ rc |= write_guest_lc(vcpu, __LC_EXT_OLD_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
+ rc |= read_guest_lc(vcpu, __LC_EXT_NEW_PSW,
&vcpu->arch.sie_block->gpsw, sizeof(psw_t));
- rc |= copy_from_guest(vcpu, &vcpu->arch.sie_block->gpsw,
- __LC_EXT_NEW_PSW, sizeof(psw_t));
- rc |= put_guest(vcpu, inti->ext.ext_params,
- (u32 __user *)__LC_EXT_PARAMS);
- rc |= put_guest(vcpu, inti->ext.ext_params2,
- (u64 __user *)__LC_EXT_PARAMS2);
+ rc |= put_guest_lc(vcpu, inti->ext.ext_params,
+ (u32 *)__LC_EXT_PARAMS);
+ rc |= put_guest_lc(vcpu, inti->ext.ext_params2,
+ (u64 *)__LC_EXT_PARAMS2);
break;
case KVM_S390_SIGP_STOP:
VCPU_EVENT(vcpu, 4, "%s", "interrupt: cpu stop");
@@ -317,11 +320,12 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
inti->mchk.mcic);
rc = kvm_s390_vcpu_store_status(vcpu,
KVM_S390_STORE_STATUS_PREFIXED);
- rc |= put_guest(vcpu, inti->mchk.mcic, (u64 __user *)
__LC_MCCK_CODE);
- rc |= copy_to_guest(vcpu, __LC_MCK_OLD_PSW,
+ rc |= put_guest_lc(vcpu, inti->mchk.mcic, (u64
*)__LC_MCCK_CODE);
+ rc |= write_guest_lc(vcpu, __LC_MCK_OLD_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
+ rc |= read_guest_lc(vcpu, __LC_MCK_NEW_PSW,
&vcpu->arch.sie_block->gpsw, sizeof(psw_t));
- rc |= copy_from_guest(vcpu, &vcpu->arch.sie_block->gpsw,
- __LC_MCK_NEW_PSW, sizeof(psw_t));
break;
case KVM_S390_INT_IO_MIN...KVM_S390_INT_IO_MAX:
@@ -334,18 +338,20 @@ static void __do_deliver_interrupt(struct kvm_vcpu *vcpu,
vcpu->stat.deliver_io_int++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, inti->type,
param0, param1);
- rc = put_guest(vcpu, inti->io.subchannel_id,
- (u16 __user *) __LC_SUBCHANNEL_ID);
- rc |= put_guest(vcpu, inti->io.subchannel_nr,
- (u16 __user *) __LC_SUBCHANNEL_NR);
- rc |= put_guest(vcpu, inti->io.io_int_parm,
- (u32 __user *) __LC_IO_INT_PARM);
- rc |= put_guest(vcpu, inti->io.io_int_word,
- (u32 __user *) __LC_IO_INT_WORD);
- rc |= copy_to_guest(vcpu, __LC_IO_OLD_PSW,
- &vcpu->arch.sie_block->gpsw, sizeof(psw_t));
- rc |= copy_from_guest(vcpu, &vcpu->arch.sie_block->gpsw,
- __LC_IO_NEW_PSW, sizeof(psw_t));
+ rc = put_guest_lc(vcpu, inti->io.subchannel_id,
+ (u16 *)__LC_SUBCHANNEL_ID);
+ rc |= put_guest_lc(vcpu, inti->io.subchannel_nr,
+ (u16 *)__LC_SUBCHANNEL_NR);
+ rc |= put_guest_lc(vcpu, inti->io.io_int_parm,
+ (u32 *)__LC_IO_INT_PARM);
+ rc |= put_guest_lc(vcpu, inti->io.io_int_word,
+ (u32 *)__LC_IO_INT_WORD);
+ rc |= write_guest_lc(vcpu, __LC_IO_OLD_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
+ rc |= read_guest_lc(vcpu, __LC_IO_NEW_PSW,
+ &vcpu->arch.sie_block->gpsw,
+ sizeof(psw_t));
break;
}
default:
--
1.8.4.2
--
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