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Commit 403c8648 authored by Eric Farman's avatar Eric Farman Committed by Christian Borntraeger
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KVM: s390: Vector exceptions 



A new exception type for vector instructions is introduced with
the new processor, but is handled exactly like a Data Exception
which is already handled by the system.

Signed-off-by: default avatarEric Farman <farman@linux.vnet.ibm.com>
Reviewed-by: default avatarDavid Hildenbrand <dahi@linux.vnet.ibm.com>
Acked-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
parent 68c55750

arch/s390/include/asm/kvm_host.h

+1 −0
Original line number Diff line number Diff line
@@ -276,6 +276,7 @@ struct kvm_vcpu_stat { 
#define PGM_SPECIAL_OPERATION		0x13

#define PGM_OPERAND			0x15

#define PGM_TRACE_TABEL			0x16

#define PGM_VECTOR_PROCESSING		0x1b

#define PGM_SPACE_SWITCH		0x1c

#define PGM_HFP_SQUARE_ROOT		0x1d

#define PGM_PC_TRANSLATION_SPEC		0x1f

arch/s390/kvm/intercept.c

+1 −0
Original line number Diff line number Diff line
@@ -165,6 +165,7 @@ static void __extract_prog_irq(struct kvm_vcpu *vcpu, 
		pgm_info->mon_class_nr = vcpu->arch.sie_block->mcn;

		pgm_info->mon_code = vcpu->arch.sie_block->tecmc;

		break;

	case PGM_VECTOR_PROCESSING:

	case PGM_DATA:

		pgm_info->data_exc_code = vcpu->arch.sie_block->dxc;

		break;

arch/s390/kvm/interrupt.c

+1 −0
Original line number Diff line number Diff line
@@ -544,6 +544,7 @@ static int __must_check __deliver_prog(struct kvm_vcpu *vcpu) 
		rc |= put_guest_lc(vcpu, pgm_info.mon_code,

				   (u64 *)__LC_MON_CODE);

		break;

	case PGM_VECTOR_PROCESSING:

	case PGM_DATA:

		rc = put_guest_lc(vcpu, pgm_info.data_exc_code,

				  (u32 *)__LC_DATA_EXC_CODE);