summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/s390/include/asm/kvm_host.h25
-rw-r--r--arch/s390/kvm/interrupt.c25
-rw-r--r--arch/s390/kvm/kvm-s390.c24
3 files changed, 63 insertions, 11 deletions
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index 77a49de..81cdb6b 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -311,17 +311,29 @@ struct kvm_vcpu_stat {
u64 exit_program_interruption;
u64 exit_instr_and_program;
u64 exit_operation_exception;
+ u64 deliver_ckc;
+ u64 deliver_cputm;
u64 deliver_external_call;
u64 deliver_emergency_signal;
u64 deliver_service_signal;
- u64 deliver_virtio_interrupt;
+ u64 deliver_virtio;
u64 deliver_stop_signal;
u64 deliver_prefix_signal;
u64 deliver_restart_signal;
- u64 deliver_program_int;
- u64 deliver_io_int;
+ u64 deliver_program;
+ u64 deliver_io;
u64 deliver_machine_check;
u64 exit_wait_state;
+ u64 inject_ckc;
+ u64 inject_cputm;
+ u64 inject_external_call;
+ u64 inject_emergency_signal;
+ u64 inject_mchk;
+ u64 inject_pfault_init;
+ u64 inject_program;
+ u64 inject_restart;
+ u64 inject_set_prefix;
+ u64 inject_stop_signal;
u64 instruction_epsw;
u64 instruction_gs;
u64 instruction_io_other;
@@ -646,7 +658,12 @@ struct kvm_vcpu_arch {
};
struct kvm_vm_stat {
- ulong remote_tlb_flush;
+ u64 inject_io;
+ u64 inject_float_mchk;
+ u64 inject_pfault_done;
+ u64 inject_service_signal;
+ u64 inject_virtio;
+ u64 remote_tlb_flush;
};
struct kvm_arch_memory_slot {
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index bde04a61..37d06e0 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -391,6 +391,7 @@ static int __must_check __deliver_cpu_timer(struct kvm_vcpu *vcpu)
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
int rc;
+ vcpu->stat.deliver_cputm++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, KVM_S390_INT_CPU_TIMER,
0, 0);
@@ -410,6 +411,7 @@ static int __must_check __deliver_ckc(struct kvm_vcpu *vcpu)
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
int rc;
+ vcpu->stat.deliver_ckc++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, KVM_S390_INT_CLOCK_COMP,
0, 0);
@@ -711,7 +713,7 @@ static int __must_check __deliver_prog(struct kvm_vcpu *vcpu)
ilen = pgm_info.flags & KVM_S390_PGM_FLAGS_ILC_MASK;
VCPU_EVENT(vcpu, 3, "deliver: program irq code 0x%x, ilen:%d",
pgm_info.code, ilen);
- vcpu->stat.deliver_program_int++;
+ vcpu->stat.deliver_program++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id, KVM_S390_PROGRAM_INT,
pgm_info.code, 0);
@@ -900,7 +902,7 @@ static int __must_check __deliver_virtio(struct kvm_vcpu *vcpu)
VCPU_EVENT(vcpu, 4,
"deliver: virtio parm: 0x%x,parm64: 0x%llx",
inti->ext.ext_params, inti->ext.ext_params2);
- vcpu->stat.deliver_virtio_interrupt++;
+ vcpu->stat.deliver_virtio++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id,
inti->type,
inti->ext.ext_params,
@@ -976,7 +978,7 @@ static int __must_check __deliver_io(struct kvm_vcpu *vcpu,
inti->io.subchannel_id >> 1 & 0x3,
inti->io.subchannel_nr);
- vcpu->stat.deliver_io_int++;
+ vcpu->stat.deliver_io++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id,
inti->type,
((__u32)inti->io.subchannel_id << 16) |
@@ -1005,7 +1007,7 @@ static int __must_check __deliver_io(struct kvm_vcpu *vcpu,
VCPU_EVENT(vcpu, 4, "%s isc %u", "deliver: I/O (AI/gisa)", isc);
memset(&io, 0, sizeof(io));
io.io_int_word = isc_to_int_word(isc);
- vcpu->stat.deliver_io_int++;
+ vcpu->stat.deliver_io++;
trace_kvm_s390_deliver_interrupt(vcpu->vcpu_id,
KVM_S390_INT_IO(1, 0, 0, 0),
((__u32)io.subchannel_id << 16) |
@@ -1269,6 +1271,7 @@ static int __inject_prog(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_program++;
VCPU_EVENT(vcpu, 3, "inject: program irq code 0x%x", irq->u.pgm.code);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_PROGRAM_INT,
irq->u.pgm.code, 0);
@@ -1310,6 +1313,7 @@ static int __inject_pfault_init(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_pfault_init++;
VCPU_EVENT(vcpu, 4, "inject: pfault init parameter block at 0x%llx",
irq->u.ext.ext_params2);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_PFAULT_INIT,
@@ -1328,6 +1332,7 @@ static int __inject_extcall(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
struct kvm_s390_extcall_info *extcall = &li->irq.extcall;
uint16_t src_id = irq->u.extcall.code;
+ vcpu->stat.inject_external_call++;
VCPU_EVENT(vcpu, 4, "inject: external call source-cpu:%u",
src_id);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_EXTERNAL_CALL,
@@ -1352,6 +1357,7 @@ static int __inject_set_prefix(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
struct kvm_s390_prefix_info *prefix = &li->irq.prefix;
+ vcpu->stat.inject_set_prefix++;
VCPU_EVENT(vcpu, 3, "inject: set prefix to %x",
irq->u.prefix.address);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_SIGP_SET_PREFIX,
@@ -1372,6 +1378,7 @@ static int __inject_sigp_stop(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
struct kvm_s390_stop_info *stop = &li->irq.stop;
int rc = 0;
+ vcpu->stat.inject_stop_signal++;
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_SIGP_STOP, 0, 0);
if (irq->u.stop.flags & ~KVM_S390_STOP_SUPP_FLAGS)
@@ -1396,6 +1403,7 @@ static int __inject_sigp_restart(struct kvm_vcpu *vcpu,
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_restart++;
VCPU_EVENT(vcpu, 3, "%s", "inject: restart int");
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_RESTART, 0, 0);
@@ -1408,6 +1416,7 @@ static int __inject_sigp_emergency(struct kvm_vcpu *vcpu,
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_emergency_signal++;
VCPU_EVENT(vcpu, 4, "inject: emergency from cpu %u",
irq->u.emerg.code);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_EMERGENCY,
@@ -1428,6 +1437,7 @@ static int __inject_mchk(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
struct kvm_s390_mchk_info *mchk = &li->irq.mchk;
+ vcpu->stat.inject_mchk++;
VCPU_EVENT(vcpu, 3, "inject: machine check mcic 0x%llx",
irq->u.mchk.mcic);
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_MCHK, 0,
@@ -1458,6 +1468,7 @@ static int __inject_ckc(struct kvm_vcpu *vcpu)
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_ckc++;
VCPU_EVENT(vcpu, 3, "%s", "inject: clock comparator external");
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_CLOCK_COMP,
0, 0);
@@ -1471,6 +1482,7 @@ static int __inject_cpu_timer(struct kvm_vcpu *vcpu)
{
struct kvm_s390_local_interrupt *li = &vcpu->arch.local_int;
+ vcpu->stat.inject_cputm++;
VCPU_EVENT(vcpu, 3, "%s", "inject: cpu timer external");
trace_kvm_s390_inject_vcpu(vcpu->vcpu_id, KVM_S390_INT_CPU_TIMER,
0, 0);
@@ -1597,6 +1609,7 @@ static int __inject_service(struct kvm *kvm,
{
struct kvm_s390_float_interrupt *fi = &kvm->arch.float_int;
+ kvm->stat.inject_service_signal++;
spin_lock(&fi->lock);
fi->srv_signal.ext_params |= inti->ext.ext_params & SCCB_EVENT_PENDING;
/*
@@ -1622,6 +1635,7 @@ static int __inject_virtio(struct kvm *kvm,
{
struct kvm_s390_float_interrupt *fi = &kvm->arch.float_int;
+ kvm->stat.inject_virtio++;
spin_lock(&fi->lock);
if (fi->counters[FIRQ_CNTR_VIRTIO] >= KVM_S390_MAX_VIRTIO_IRQS) {
spin_unlock(&fi->lock);
@@ -1639,6 +1653,7 @@ static int __inject_pfault_done(struct kvm *kvm,
{
struct kvm_s390_float_interrupt *fi = &kvm->arch.float_int;
+ kvm->stat.inject_pfault_done++;
spin_lock(&fi->lock);
if (fi->counters[FIRQ_CNTR_PFAULT] >=
(ASYNC_PF_PER_VCPU * KVM_MAX_VCPUS)) {
@@ -1658,6 +1673,7 @@ static int __inject_float_mchk(struct kvm *kvm,
{
struct kvm_s390_float_interrupt *fi = &kvm->arch.float_int;
+ kvm->stat.inject_float_mchk++;
spin_lock(&fi->lock);
fi->mchk.cr14 |= inti->mchk.cr14 & (1UL << CR_PENDING_SUBCLASS);
fi->mchk.mcic |= inti->mchk.mcic;
@@ -1673,6 +1689,7 @@ static int __inject_io(struct kvm *kvm, struct kvm_s390_interrupt_info *inti)
struct list_head *list;
int isc;
+ kvm->stat.inject_io++;
isc = int_word_to_isc(inti->io.io_int_word);
if (kvm->arch.gisa && inti->type & KVM_S390_INT_IO_AI_MASK) {
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 41615c9..64c9862 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -57,6 +57,7 @@
(KVM_MAX_VCPUS + LOCAL_IRQS))
#define VCPU_STAT(x) offsetof(struct kvm_vcpu, stat.x), KVM_STAT_VCPU
+#define VM_STAT(x) offsetof(struct kvm, stat.x), KVM_STAT_VM
struct kvm_stats_debugfs_item debugfs_entries[] = {
{ "userspace_handled", VCPU_STAT(exit_userspace) },
@@ -79,17 +80,34 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
{ "instruction_lctl", VCPU_STAT(instruction_lctl) },
{ "instruction_stctl", VCPU_STAT(instruction_stctl) },
{ "instruction_stctg", VCPU_STAT(instruction_stctg) },
+ { "deliver_ckc", VCPU_STAT(deliver_ckc) },
+ { "deliver_cputm", VCPU_STAT(deliver_cputm) },
{ "deliver_emergency_signal", VCPU_STAT(deliver_emergency_signal) },
{ "deliver_external_call", VCPU_STAT(deliver_external_call) },
{ "deliver_service_signal", VCPU_STAT(deliver_service_signal) },
- { "deliver_virtio_interrupt", VCPU_STAT(deliver_virtio_interrupt) },
+ { "deliver_virtio", VCPU_STAT(deliver_virtio) },
{ "deliver_stop_signal", VCPU_STAT(deliver_stop_signal) },
{ "deliver_prefix_signal", VCPU_STAT(deliver_prefix_signal) },
{ "deliver_restart_signal", VCPU_STAT(deliver_restart_signal) },
- { "deliver_program_interruption", VCPU_STAT(deliver_program_int) },
- { "deliver_io_interrupt", VCPU_STAT(deliver_io_int) },
+ { "deliver_program", VCPU_STAT(deliver_program) },
+ { "deliver_io", VCPU_STAT(deliver_io) },
{ "deliver_machine_check", VCPU_STAT(deliver_machine_check) },
{ "exit_wait_state", VCPU_STAT(exit_wait_state) },
+ { "inject_ckc", VCPU_STAT(inject_ckc) },
+ { "inject_cputm", VCPU_STAT(inject_cputm) },
+ { "inject_external_call", VCPU_STAT(inject_external_call) },
+ { "inject_float_mchk", VM_STAT(inject_float_mchk) },
+ { "inject_emergency_signal", VCPU_STAT(inject_emergency_signal) },
+ { "inject_io", VM_STAT(inject_io) },
+ { "inject_mchk", VCPU_STAT(inject_mchk) },
+ { "inject_pfault_done", VM_STAT(inject_pfault_done) },
+ { "inject_program", VCPU_STAT(inject_program) },
+ { "inject_restart", VCPU_STAT(inject_restart) },
+ { "inject_service_signal", VM_STAT(inject_service_signal) },
+ { "inject_set_prefix", VCPU_STAT(inject_set_prefix) },
+ { "inject_stop_signal", VCPU_STAT(inject_stop_signal) },
+ { "inject_pfault_init", VCPU_STAT(inject_pfault_init) },
+ { "inject_virtio", VM_STAT(inject_virtio) },
{ "instruction_epsw", VCPU_STAT(instruction_epsw) },
{ "instruction_gs", VCPU_STAT(instruction_gs) },
{ "instruction_io_other", VCPU_STAT(instruction_io_other) },
OpenPOWER on IntegriCloud