From: Eric Farman <farman@xxxxxxxxxxxxxxxxxx>
The new SIGP order Store Additional Status at Address is totally
handled by user space, but we should still record the occurrence
of this order in the kernel code.
Signed-off-by: Eric Farman <farman@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Thomas Huth <thuth@xxxxxxxxxxxxxxxxxx>
Reviewed-by: David Hildenbrand <dahi@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
---
arch/s390/include/asm/kvm_host.h | 1 +
arch/s390/kvm/kvm-s390.c | 1 +
arch/s390/kvm/sigp.c | 3 +++
3 files changed, 5 insertions(+)
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index fb1fd39..3fe2597 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -244,6 +244,7 @@ struct kvm_vcpu_stat {
u32 instruction_sigp_stop;
u32 instruction_sigp_stop_store_status;
u32 instruction_sigp_store_status;
+ u32 instruction_sigp_store_adtl_status;
u32 instruction_sigp_arch;
u32 instruction_sigp_prefix;
u32 instruction_sigp_restart;
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index a8fe3ab..c0ae03a 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -87,6 +87,7 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
{ "instruction_sigp_stop", VCPU_STAT(instruction_sigp_stop) },
{ "instruction_sigp_stop_store_status", VCPU_STAT(instruction_sigp_stop_store_status) },
{ "instruction_sigp_store_status", VCPU_STAT(instruction_sigp_store_status) },
+ { "instruction_sigp_store_adtl_status", VCPU_STAT(instruction_sigp_store_adtl_status) },
{ "instruction_sigp_set_arch", VCPU_STAT(instruction_sigp_arch) },
{ "instruction_sigp_set_prefix", VCPU_STAT(instruction_sigp_prefix) },
{ "instruction_sigp_restart", VCPU_STAT(instruction_sigp_restart) },
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c
index 23b1e86..755a733 100644
--- a/arch/s390/kvm/sigp.c
+++ b/arch/s390/kvm/sigp.c
@@ -393,6 +393,9 @@ static int handle_sigp_order_in_user_space(struct kvm_vcpu *vcpu, u8 order_code)
case SIGP_STORE_STATUS_AT_ADDRESS:
vcpu->stat.instruction_sigp_store_status++;
break;
+ case SIGP_STORE_ADDITIONAL_STATUS:
+ vcpu->stat.instruction_sigp_store_adtl_status++;
+ break;
case SIGP_SET_PREFIX:
vcpu->stat.instruction_sigp_prefix++;
break;
--
2.3.0
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