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| author | Eric Farman <farman@linux.vnet.ibm.com> | 2014-04-14 20:01:09 (GMT) |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-03-06 12:49:34 (GMT) |
| commit | bc17de7c966504b287a1dceb76a523d8b7816731 (patch) | |
| tree | dab02827b652b61b7dc001f5ae7b8bda742a83b0 /arch/s390/kvm/interrupt.c | |
| parent | cd7b4b61063eb55ab7a5f96523e028c9e0914694 (diff) | |
| download | linux-bc17de7c966504b287a1dceb76a523d8b7816731.tar.xz | |
KVM: s390: Machine Check
Store additional status in the machine check handler, in order to
collect status (such as vector registers) that is not defined by
store status.
Signed-off-by: Eric Farman <farman@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
| -rw-r--r-- | arch/s390/kvm/interrupt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 036d375..2afec60 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -351,6 +351,7 @@ static int __must_check __deliver_machine_check(struct kvm_vcpu *vcpu) { struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int; struct kvm_s390_mchk_info mchk; + unsigned long adtl_status_addr; int rc; spin_lock(&li->lock); @@ -371,6 +372,9 @@ static int __must_check __deliver_machine_check(struct kvm_vcpu *vcpu) mchk.cr14, mchk.mcic); rc = kvm_s390_vcpu_store_status(vcpu, KVM_S390_STORE_STATUS_PREFIXED); + rc |= read_guest_lc(vcpu, __LC_VX_SAVE_AREA_ADDR, + &adtl_status_addr, sizeof(unsigned long)); + rc |= kvm_s390_vcpu_store_adtl_status(vcpu, adtl_status_addr); rc |= put_guest_lc(vcpu, mchk.mcic, (u64 __user *) __LC_MCCK_CODE); rc |= put_guest_lc(vcpu, mchk.failing_storage_address, |