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KVM: s390: write external damage code on machine checks 

Let's also write the external damage code already provided by
struct kvm_s390_mchk_info.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2016-08-03 12:25:08 +02:00 committed by Christian Borntraeger
parent ff5dc1492a
commit 8953fb08ab
2 changed files with 3 additions and 0 deletions
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1
arch/s390/kernel/asm-offsets.c
View File

@ -125,6 +125,7 @@ int main(void)
OFFSET(__LC_STFL_FAC_LIST, lowcore, stfl_fac_list);
OFFSET(__LC_STFLE_FAC_LIST, lowcore, stfle_fac_list);
OFFSET(__LC_MCCK_CODE, lowcore, mcck_interruption_code);
OFFSET(__LC_EXT_DAMAGE_CODE, lowcore, external_damage_code);
OFFSET(__LC_MCCK_FAIL_STOR_ADDR, lowcore, failing_storage_address);
OFFSET(__LC_LAST_BREAK, lowcore, breaking_event_addr);
OFFSET(__LC_RST_OLD_PSW, lowcore, restart_old_psw);

2
arch/s390/kvm/interrupt.c
View File

@ -460,6 +460,8 @@ static int __write_machine_check(struct kvm_vcpu *vcpu,
&vcpu->arch.sie_block->gcr, 128);
/* Extended interruption information */
rc |= put_guest_lc(vcpu, mchk->ext_damage_code,
(u32 __user *) __LC_EXT_DAMAGE_CODE);
rc |= put_guest_lc(vcpu, mchk->failing_storage_address,
(u64 __user *) __LC_MCCK_FAIL_STOR_ADDR);
rc |= write_guest_lc(vcpu, __LC_PSW_SAVE_AREA, &mchk->fixed_logout,