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-rw-r--r--arch/s390/include/asm/kvm_host.h18
-rw-r--r--arch/s390/kvm/intercept.c65
2 files changed, 79 insertions, 4 deletions
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index f1ed7bd..b8c8081 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -120,9 +120,21 @@ struct kvm_s390_sie_block {
psw_t gpsw; /* 0x0090 */
__u64 gg14; /* 0x00a0 */
__u64 gg15; /* 0x00a8 */
- __u8 reservedb0[30]; /* 0x00b0 */
- __u16 iprcc; /* 0x00ce */
- __u8 reservedd0[48]; /* 0x00d0 */
+ __u8 reservedb0[28]; /* 0x00b0 */
+ __u16 pgmilc; /* 0x00cc */
+ __u16 iprcc; /* 0x00ce */
+ __u32 dxc; /* 0x00d0 */
+ __u16 mcn; /* 0x00d4 */
+ __u8 perc; /* 0x00d6 */
+ __u8 peratmid; /* 0x00d7 */
+ __u64 peraddr; /* 0x00d8 */
+ __u8 eai; /* 0x00e0 */
+ __u8 peraid; /* 0x00e1 */
+ __u8 oai; /* 0x00e2 */
+ __u8 armid; /* 0x00e3 */
+ __u8 reservede4[4]; /* 0x00e4 */
+ __u64 tecmc; /* 0x00e8 */
+ __u8 reservedf0[16]; /* 0x00f0 */
__u64 gcr[16]; /* 0x0100 */
__u64 gbea; /* 0x0180 */
__u8 reserved188[24]; /* 0x0188 */
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c
index a8d8da8..4c3311e 100644
--- a/arch/s390/kvm/intercept.c
+++ b/arch/s390/kvm/intercept.c
@@ -109,8 +109,69 @@ static int handle_instruction(struct kvm_vcpu *vcpu)
return -EOPNOTSUPP;
}
+static void __extract_prog_irq(struct kvm_vcpu *vcpu,
+ struct kvm_s390_pgm_info *pgm_info)
+{
+ memset(pgm_info, 0, sizeof(struct kvm_s390_pgm_info));
+ pgm_info->code = vcpu->arch.sie_block->iprcc;
+
+ switch (vcpu->arch.sie_block->iprcc & ~PGM_PER) {
+ case PGM_AFX_TRANSLATION:
+ case PGM_ASX_TRANSLATION:
+ case PGM_EX_TRANSLATION:
+ case PGM_LFX_TRANSLATION:
+ case PGM_LSTE_SEQUENCE:
+ case PGM_LSX_TRANSLATION:
+ case PGM_LX_TRANSLATION:
+ case PGM_PRIMARY_AUTHORITY:
+ case PGM_SECONDARY_AUTHORITY:
+ case PGM_SPACE_SWITCH:
+ pgm_info->trans_exc_code = vcpu->arch.sie_block->tecmc;
+ break;
+ case PGM_ALEN_TRANSLATION:
+ case PGM_ALE_SEQUENCE:
+ case PGM_ASTE_INSTANCE:
+ case PGM_ASTE_SEQUENCE:
+ case PGM_ASTE_VALIDITY:
+ case PGM_EXTENDED_AUTHORITY:
+ pgm_info->exc_access_id = vcpu->arch.sie_block->eai;
+ break;
+ case PGM_ASCE_TYPE:
+ case PGM_PAGE_TRANSLATION:
+ case PGM_REGION_FIRST_TRANS:
+ case PGM_REGION_SECOND_TRANS:
+ case PGM_REGION_THIRD_TRANS:
+ case PGM_SEGMENT_TRANSLATION:
+ pgm_info->trans_exc_code = vcpu->arch.sie_block->tecmc;
+ pgm_info->exc_access_id = vcpu->arch.sie_block->eai;
+ pgm_info->op_access_id = vcpu->arch.sie_block->oai;
+ break;
+ case PGM_MONITOR:
+ pgm_info->mon_class_nr = vcpu->arch.sie_block->mcn;
+ pgm_info->mon_code = vcpu->arch.sie_block->tecmc;
+ break;
+ case PGM_DATA:
+ pgm_info->data_exc_code = vcpu->arch.sie_block->dxc;
+ break;
+ case PGM_PROTECTION:
+ pgm_info->trans_exc_code = vcpu->arch.sie_block->tecmc;
+ pgm_info->exc_access_id = vcpu->arch.sie_block->eai;
+ break;
+ default:
+ break;
+ }
+
+ if (vcpu->arch.sie_block->iprcc & PGM_PER) {
+ pgm_info->per_code = vcpu->arch.sie_block->perc;
+ pgm_info->per_atmid = vcpu->arch.sie_block->peratmid;
+ pgm_info->per_address = vcpu->arch.sie_block->peraddr;
+ pgm_info->per_access_id = vcpu->arch.sie_block->peraid;
+ }
+}
+
static int handle_prog(struct kvm_vcpu *vcpu)
{
+ struct kvm_s390_pgm_info pgm_info;
struct kvm_s390_itdb *itdb;
int rc;
@@ -128,7 +189,9 @@ static int handle_prog(struct kvm_vcpu *vcpu)
memset(itdb, 0, sizeof(*itdb));
skip_itdb:
trace_kvm_s390_intercept_prog(vcpu, vcpu->arch.sie_block->iprcc);
- return kvm_s390_inject_program_int(vcpu, vcpu->arch.sie_block->iprcc);
+ __extract_prog_irq(vcpu, &pgm_info);
+
+ return kvm_s390_inject_prog_irq(vcpu, &pgm_info);
}
static int handle_instruction_and_prog(struct kvm_vcpu *vcpu)
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