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KVM: s390: Add stats for PEI events 

Add partial execution intercepted events in kvm_stats_debugfs.

Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Alexander Yarygin 2016-05-06 16:33:06 +03:00 committed by Christian Borntraeger
parent 0487c44d1e
commit 9ec6de1923
3 changed files with 4 additions and 0 deletions
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1
arch/s390/include/asm/kvm_host.h
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@ -245,6 +245,7 @@ struct kvm_vcpu_stat {
u32 exit_stop_request;
u32 exit_validity;
u32 exit_instruction;
u32 exit_pei;
u32 halt_successful_poll;
u32 halt_attempted_poll;
u32 halt_poll_invalid;

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

@ -341,6 +341,8 @@ static int handle_mvpg_pei(struct kvm_vcpu *vcpu)
static int handle_partial_execution(struct kvm_vcpu *vcpu)
{
vcpu->stat.exit_pei++;
if (vcpu->arch.sie_block->ipa == 0xb254) /* MVPG */
return handle_mvpg_pei(vcpu);
if (vcpu->arch.sie_block->ipa >> 8 == 0xae) /* SIGP */

1
arch/s390/kvm/kvm-s390.c
View File

@ -61,6 +61,7 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
{ "exit_external_request", VCPU_STAT(exit_external_request) },
{ "exit_external_interrupt", VCPU_STAT(exit_external_interrupt) },
{ "exit_instruction", VCPU_STAT(exit_instruction) },
{ "exit_pei", VCPU_STAT(exit_pei) },
{ "exit_program_interruption", VCPU_STAT(exit_program_interruption) },
{ "exit_instr_and_program_int", VCPU_STAT(exit_instr_and_program) },
{ "halt_successful_poll", VCPU_STAT(halt_successful_poll) },