perf kvm: Move arch specific code into arch/
Parts of a 'perf kvm stat' code make sense only for x86. Let's move this code into the arch/x86/kvm-stat.c file and add util/kvm-stat.h for generic structure definitions. Add a global array 'kvm_reg_events_ops' for accessing the arch-specific 'kvm_events_ops' from generic code. Since the several global arrays (i.e. 'kvm_events_tp') have been moved to arch/*, we can not know their sizes and use them directly in builtin-kvm.c. This patch fixes that problem by adding trimming NULL element to each array and changing the behavior of their handlers in generic code. Reviewed-by: David Ahern <dsahern@gmail.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Cornelia Huck <cornelia.huck@de.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1404397747-20939-3-git-send-email-yarygin@linux.vnet.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
parent
44b3802122
commit
9daa81239e
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@ -300,6 +300,7 @@ LIB_H += ui/progress.h
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LIB_H += ui/util.h
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LIB_H += ui/ui.h
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LIB_H += util/data.h
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LIB_H += util/kvm-stat.h
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LIB_OBJS += $(OUTPUT)util/abspath.o
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LIB_OBJS += $(OUTPUT)util/alias.o
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@ -16,3 +16,4 @@ LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/header.o
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LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/tsc.o
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LIB_H += arch/$(ARCH)/util/tsc.h
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HAVE_KVM_STAT_SUPPORT := 1
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LIB_OBJS += $(OUTPUT)arch/$(ARCH)/util/kvm-stat.o
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151
tools/perf/arch/x86/util/kvm-stat.c
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151
tools/perf/arch/x86/util/kvm-stat.c
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@ -0,0 +1,151 @@
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#include "../../util/kvm-stat.h"
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#include <asm/kvm_perf.h>
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define_exit_reasons_table(vmx_exit_reasons, VMX_EXIT_REASONS);
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define_exit_reasons_table(svm_exit_reasons, SVM_EXIT_REASONS);
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static struct kvm_events_ops exit_events = {
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.is_begin_event = exit_event_begin,
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.is_end_event = exit_event_end,
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.decode_key = exit_event_decode_key,
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.name = "VM-EXIT"
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};
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/*
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* For the mmio events, we treat:
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* the time of MMIO write: kvm_mmio(KVM_TRACE_MMIO_WRITE...) -> kvm_entry
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* the time of MMIO read: kvm_exit -> kvm_mmio(KVM_TRACE_MMIO_READ...).
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*/
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static void mmio_event_get_key(struct perf_evsel *evsel, struct perf_sample *sample,
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struct event_key *key)
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{
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key->key = perf_evsel__intval(evsel, sample, "gpa");
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key->info = perf_evsel__intval(evsel, sample, "type");
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}
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#define KVM_TRACE_MMIO_READ_UNSATISFIED 0
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#define KVM_TRACE_MMIO_READ 1
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#define KVM_TRACE_MMIO_WRITE 2
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static bool mmio_event_begin(struct perf_evsel *evsel,
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struct perf_sample *sample, struct event_key *key)
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{
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/* MMIO read begin event in kernel. */
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if (kvm_exit_event(evsel))
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return true;
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/* MMIO write begin event in kernel. */
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if (!strcmp(evsel->name, "kvm:kvm_mmio") &&
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perf_evsel__intval(evsel, sample, "type") == KVM_TRACE_MMIO_WRITE) {
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mmio_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static bool mmio_event_end(struct perf_evsel *evsel, struct perf_sample *sample,
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struct event_key *key)
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{
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/* MMIO write end event in kernel. */
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if (kvm_entry_event(evsel))
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return true;
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/* MMIO read end event in kernel.*/
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if (!strcmp(evsel->name, "kvm:kvm_mmio") &&
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perf_evsel__intval(evsel, sample, "type") == KVM_TRACE_MMIO_READ) {
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mmio_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static void mmio_event_decode_key(struct perf_kvm_stat *kvm __maybe_unused,
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struct event_key *key,
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char *decode)
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{
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scnprintf(decode, DECODE_STR_LEN, "%#lx:%s",
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(unsigned long)key->key,
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key->info == KVM_TRACE_MMIO_WRITE ? "W" : "R");
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}
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static struct kvm_events_ops mmio_events = {
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.is_begin_event = mmio_event_begin,
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.is_end_event = mmio_event_end,
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.decode_key = mmio_event_decode_key,
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.name = "MMIO Access"
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};
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/* The time of emulation pio access is from kvm_pio to kvm_entry. */
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static void ioport_event_get_key(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key)
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{
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key->key = perf_evsel__intval(evsel, sample, "port");
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key->info = perf_evsel__intval(evsel, sample, "rw");
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}
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static bool ioport_event_begin(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key)
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{
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if (!strcmp(evsel->name, "kvm:kvm_pio")) {
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ioport_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static bool ioport_event_end(struct perf_evsel *evsel,
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struct perf_sample *sample __maybe_unused,
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struct event_key *key __maybe_unused)
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{
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return kvm_entry_event(evsel);
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}
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static void ioport_event_decode_key(struct perf_kvm_stat *kvm __maybe_unused,
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struct event_key *key,
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char *decode)
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{
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scnprintf(decode, DECODE_STR_LEN, "%#llx:%s",
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(unsigned long long)key->key,
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key->info ? "POUT" : "PIN");
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}
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static struct kvm_events_ops ioport_events = {
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.is_begin_event = ioport_event_begin,
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.is_end_event = ioport_event_end,
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.decode_key = ioport_event_decode_key,
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.name = "IO Port Access"
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};
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const char * const kvm_events_tp[] = {
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"kvm:kvm_entry",
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"kvm:kvm_exit",
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"kvm:kvm_mmio",
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"kvm:kvm_pio",
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NULL,
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};
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struct kvm_reg_events_ops kvm_reg_events_ops[] = {
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{ .name = "vmexit", .ops = &exit_events },
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{ .name = "mmio", .ops = &mmio_events },
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{ .name = "ioport", .ops = &ioport_events },
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{ NULL, NULL },
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};
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int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid)
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{
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if (strstr(cpuid, "Intel")) {
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kvm->exit_reasons = vmx_exit_reasons;
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kvm->exit_reasons_isa = "VMX";
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} else if (strstr(cpuid, "AMD")) {
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kvm->exit_reasons = svm_exit_reasons;
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kvm->exit_reasons_isa = "SVM";
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} else
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return -ENOTSUP;
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return 0;
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}
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@ -31,95 +31,9 @@
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#ifdef HAVE_KVM_STAT_SUPPORT
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#include <asm/kvm_perf.h>
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#include "util/kvm-stat.h"
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struct event_key {
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#define INVALID_KEY (~0ULL)
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u64 key;
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int info;
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};
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struct kvm_event_stats {
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u64 time;
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struct stats stats;
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};
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struct kvm_event {
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struct list_head hash_entry;
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struct rb_node rb;
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struct event_key key;
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struct kvm_event_stats total;
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#define DEFAULT_VCPU_NUM 8
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int max_vcpu;
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struct kvm_event_stats *vcpu;
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};
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typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
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struct kvm_event_key {
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const char *name;
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key_cmp_fun key;
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};
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struct perf_kvm_stat;
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struct kvm_events_ops {
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bool (*is_begin_event)(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key);
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bool (*is_end_event)(struct perf_evsel *evsel,
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struct perf_sample *sample, struct event_key *key);
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void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key,
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char *decode);
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const char *name;
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};
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struct exit_reasons_table {
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unsigned long exit_code;
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const char *reason;
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};
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#define EVENTS_BITS 12
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#define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
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struct perf_kvm_stat {
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struct perf_tool tool;
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struct record_opts opts;
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struct perf_evlist *evlist;
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struct perf_session *session;
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const char *file_name;
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const char *report_event;
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const char *sort_key;
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int trace_vcpu;
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struct exit_reasons_table *exit_reasons;
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const char *exit_reasons_isa;
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struct kvm_events_ops *events_ops;
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key_cmp_fun compare;
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struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
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u64 total_time;
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u64 total_count;
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u64 lost_events;
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u64 duration;
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const char *pid_str;
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struct intlist *pid_list;
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struct rb_root result;
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int timerfd;
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unsigned int display_time;
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bool live;
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};
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static void exit_event_get_key(struct perf_evsel *evsel,
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void exit_event_get_key(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key)
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{
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key->key = perf_evsel__intval(evsel, sample, KVM_EXIT_REASON);
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}
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static bool kvm_exit_event(struct perf_evsel *evsel)
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bool kvm_exit_event(struct perf_evsel *evsel)
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{
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return !strcmp(evsel->name, KVM_EXIT_TRACE);
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}
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static bool exit_event_begin(struct perf_evsel *evsel,
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bool exit_event_begin(struct perf_evsel *evsel,
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struct perf_sample *sample, struct event_key *key)
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{
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if (kvm_exit_event(evsel)) {
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@ -143,26 +57,18 @@ static bool exit_event_begin(struct perf_evsel *evsel,
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return false;
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}
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static bool kvm_entry_event(struct perf_evsel *evsel)
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bool kvm_entry_event(struct perf_evsel *evsel)
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{
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return !strcmp(evsel->name, KVM_ENTRY_TRACE);
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}
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static bool exit_event_end(struct perf_evsel *evsel,
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bool exit_event_end(struct perf_evsel *evsel,
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struct perf_sample *sample __maybe_unused,
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struct event_key *key __maybe_unused)
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{
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return kvm_entry_event(evsel);
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}
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#define define_exit_reasons_table(name, symbols) \
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static struct exit_reasons_table name[] = { \
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symbols, { -1, NULL } \
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}
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define_exit_reasons_table(vmx_exit_reasons, VMX_EXIT_REASONS);
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define_exit_reasons_table(svm_exit_reasons, SVM_EXIT_REASONS);
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static const char *get_exit_reason(struct perf_kvm_stat *kvm,
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struct exit_reasons_table *tbl,
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u64 exit_code)
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@ -178,7 +84,7 @@ static const char *get_exit_reason(struct perf_kvm_stat *kvm,
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return "UNKNOWN";
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}
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static void exit_event_decode_key(struct perf_kvm_stat *kvm,
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void exit_event_decode_key(struct perf_kvm_stat *kvm,
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struct event_key *key,
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char *decode)
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{
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@ -188,137 +94,18 @@ static void exit_event_decode_key(struct perf_kvm_stat *kvm,
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scnprintf(decode, DECODE_STR_LEN, "%s", exit_reason);
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}
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static struct kvm_events_ops exit_events = {
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.is_begin_event = exit_event_begin,
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.is_end_event = exit_event_end,
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.decode_key = exit_event_decode_key,
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.name = "VM-EXIT"
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};
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/*
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* For the mmio events, we treat:
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* the time of MMIO write: kvm_mmio(KVM_TRACE_MMIO_WRITE...) -> kvm_entry
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* the time of MMIO read: kvm_exit -> kvm_mmio(KVM_TRACE_MMIO_READ...).
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*/
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static void mmio_event_get_key(struct perf_evsel *evsel, struct perf_sample *sample,
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struct event_key *key)
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{
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key->key = perf_evsel__intval(evsel, sample, "gpa");
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key->info = perf_evsel__intval(evsel, sample, "type");
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}
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#define KVM_TRACE_MMIO_READ_UNSATISFIED 0
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#define KVM_TRACE_MMIO_READ 1
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#define KVM_TRACE_MMIO_WRITE 2
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static bool mmio_event_begin(struct perf_evsel *evsel,
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struct perf_sample *sample, struct event_key *key)
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{
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/* MMIO read begin event in kernel. */
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if (kvm_exit_event(evsel))
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return true;
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/* MMIO write begin event in kernel. */
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if (!strcmp(evsel->name, "kvm:kvm_mmio") &&
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perf_evsel__intval(evsel, sample, "type") == KVM_TRACE_MMIO_WRITE) {
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mmio_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static bool mmio_event_end(struct perf_evsel *evsel, struct perf_sample *sample,
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struct event_key *key)
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{
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/* MMIO write end event in kernel. */
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if (kvm_entry_event(evsel))
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return true;
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/* MMIO read end event in kernel.*/
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if (!strcmp(evsel->name, "kvm:kvm_mmio") &&
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perf_evsel__intval(evsel, sample, "type") == KVM_TRACE_MMIO_READ) {
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mmio_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static void mmio_event_decode_key(struct perf_kvm_stat *kvm __maybe_unused,
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struct event_key *key,
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char *decode)
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{
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scnprintf(decode, DECODE_STR_LEN, "%#lx:%s", (unsigned long)key->key,
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key->info == KVM_TRACE_MMIO_WRITE ? "W" : "R");
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}
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static struct kvm_events_ops mmio_events = {
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.is_begin_event = mmio_event_begin,
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.is_end_event = mmio_event_end,
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.decode_key = mmio_event_decode_key,
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.name = "MMIO Access"
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};
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/* The time of emulation pio access is from kvm_pio to kvm_entry. */
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static void ioport_event_get_key(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key)
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{
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key->key = perf_evsel__intval(evsel, sample, "port");
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key->info = perf_evsel__intval(evsel, sample, "rw");
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}
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static bool ioport_event_begin(struct perf_evsel *evsel,
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struct perf_sample *sample,
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struct event_key *key)
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{
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if (!strcmp(evsel->name, "kvm:kvm_pio")) {
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ioport_event_get_key(evsel, sample, key);
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return true;
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}
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return false;
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}
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static bool ioport_event_end(struct perf_evsel *evsel,
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struct perf_sample *sample __maybe_unused,
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struct event_key *key __maybe_unused)
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{
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return kvm_entry_event(evsel);
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}
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static void ioport_event_decode_key(struct perf_kvm_stat *kvm __maybe_unused,
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struct event_key *key,
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char *decode)
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{
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scnprintf(decode, DECODE_STR_LEN, "%#llx:%s", (unsigned long long)key->key,
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key->info ? "POUT" : "PIN");
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}
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static struct kvm_events_ops ioport_events = {
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.is_begin_event = ioport_event_begin,
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.is_end_event = ioport_event_end,
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.decode_key = ioport_event_decode_key,
|
||||
.name = "IO Port Access"
|
||||
};
|
||||
|
||||
static bool register_kvm_events_ops(struct perf_kvm_stat *kvm)
|
||||
{
|
||||
bool ret = true;
|
||||
struct kvm_reg_events_ops *events_ops = kvm_reg_events_ops;
|
||||
|
||||
if (!strcmp(kvm->report_event, "vmexit"))
|
||||
kvm->events_ops = &exit_events;
|
||||
else if (!strcmp(kvm->report_event, "mmio"))
|
||||
kvm->events_ops = &mmio_events;
|
||||
else if (!strcmp(kvm->report_event, "ioport"))
|
||||
kvm->events_ops = &ioport_events;
|
||||
else {
|
||||
pr_err("Unknown report event:%s\n", kvm->report_event);
|
||||
ret = false;
|
||||
for (events_ops = kvm_reg_events_ops; events_ops->name; events_ops++) {
|
||||
if (!strcmp(events_ops->name, kvm->report_event)) {
|
||||
kvm->events_ops = events_ops->ops;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return ret;
|
||||
return false;
|
||||
}
|
||||
|
||||
struct vcpu_event_record {
|
||||
|
@ -833,20 +620,6 @@ static int process_sample_event(struct perf_tool *tool,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid)
|
||||
{
|
||||
if (strstr(cpuid, "Intel")) {
|
||||
kvm->exit_reasons = vmx_exit_reasons;
|
||||
kvm->exit_reasons_isa = "VMX";
|
||||
} else if (strstr(cpuid, "AMD")) {
|
||||
kvm->exit_reasons = svm_exit_reasons;
|
||||
kvm->exit_reasons_isa = "SVM";
|
||||
} else
|
||||
return -ENOTSUP;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int cpu_isa_config(struct perf_kvm_stat *kvm)
|
||||
{
|
||||
char buf[64], *cpuid;
|
||||
|
@ -1305,13 +1078,6 @@ exit:
|
|||
return ret;
|
||||
}
|
||||
|
||||
static const char * const kvm_events_tp[] = {
|
||||
"kvm:kvm_entry",
|
||||
"kvm:kvm_exit",
|
||||
"kvm:kvm_mmio",
|
||||
"kvm:kvm_pio",
|
||||
};
|
||||
|
||||
#define STRDUP_FAIL_EXIT(s) \
|
||||
({ char *_p; \
|
||||
_p = strdup(s); \
|
||||
|
@ -1323,7 +1089,7 @@ static const char * const kvm_events_tp[] = {
|
|||
static int
|
||||
kvm_events_record(struct perf_kvm_stat *kvm, int argc, const char **argv)
|
||||
{
|
||||
unsigned int rec_argc, i, j;
|
||||
unsigned int rec_argc, i, j, events_tp_size;
|
||||
const char **rec_argv;
|
||||
const char * const record_args[] = {
|
||||
"record",
|
||||
|
@ -1331,9 +1097,14 @@ kvm_events_record(struct perf_kvm_stat *kvm, int argc, const char **argv)
|
|||
"-m", "1024",
|
||||
"-c", "1",
|
||||
};
|
||||
const char * const *events_tp;
|
||||
events_tp_size = 0;
|
||||
|
||||
for (events_tp = kvm_events_tp; *events_tp; events_tp++)
|
||||
events_tp_size++;
|
||||
|
||||
rec_argc = ARRAY_SIZE(record_args) + argc + 2 +
|
||||
2 * ARRAY_SIZE(kvm_events_tp);
|
||||
2 * events_tp_size;
|
||||
rec_argv = calloc(rec_argc + 1, sizeof(char *));
|
||||
|
||||
if (rec_argv == NULL)
|
||||
|
@ -1342,7 +1113,7 @@ kvm_events_record(struct perf_kvm_stat *kvm, int argc, const char **argv)
|
|||
for (i = 0; i < ARRAY_SIZE(record_args); i++)
|
||||
rec_argv[i] = STRDUP_FAIL_EXIT(record_args[i]);
|
||||
|
||||
for (j = 0; j < ARRAY_SIZE(kvm_events_tp); j++) {
|
||||
for (j = 0; j < events_tp_size; j++) {
|
||||
rec_argv[i++] = "-e";
|
||||
rec_argv[i++] = STRDUP_FAIL_EXIT(kvm_events_tp[j]);
|
||||
}
|
||||
|
@ -1396,16 +1167,16 @@ static struct perf_evlist *kvm_live_event_list(void)
|
|||
{
|
||||
struct perf_evlist *evlist;
|
||||
char *tp, *name, *sys;
|
||||
unsigned int j;
|
||||
int err = -1;
|
||||
const char * const *events_tp;
|
||||
|
||||
evlist = perf_evlist__new();
|
||||
if (evlist == NULL)
|
||||
return NULL;
|
||||
|
||||
for (j = 0; j < ARRAY_SIZE(kvm_events_tp); j++) {
|
||||
for (events_tp = kvm_events_tp; *events_tp; events_tp++) {
|
||||
|
||||
tp = strdup(kvm_events_tp[j]);
|
||||
tp = strdup(*events_tp);
|
||||
if (tp == NULL)
|
||||
goto out;
|
||||
|
||||
|
@ -1414,7 +1185,7 @@ static struct perf_evlist *kvm_live_event_list(void)
|
|||
name = strchr(tp, ':');
|
||||
if (name == NULL) {
|
||||
pr_err("Error parsing %s tracepoint: subsystem delimiter not found\n",
|
||||
kvm_events_tp[j]);
|
||||
*events_tp);
|
||||
free(tp);
|
||||
goto out;
|
||||
}
|
||||
|
@ -1422,7 +1193,7 @@ static struct perf_evlist *kvm_live_event_list(void)
|
|||
name++;
|
||||
|
||||
if (perf_evlist__add_newtp(evlist, sys, name, NULL)) {
|
||||
pr_err("Failed to add %s tracepoint to the list\n", kvm_events_tp[j]);
|
||||
pr_err("Failed to add %s tracepoint to the list\n", *events_tp);
|
||||
free(tp);
|
||||
goto out;
|
||||
}
|
||||
|
|
130
tools/perf/util/kvm-stat.h
Normal file
130
tools/perf/util/kvm-stat.h
Normal file
|
@ -0,0 +1,130 @@
|
|||
#ifndef __PERF_KVM_STAT_H
|
||||
#define __PERF_KVM_STAT_H
|
||||
|
||||
#include "../perf.h"
|
||||
#include "evsel.h"
|
||||
#include "evlist.h"
|
||||
#include "session.h"
|
||||
#include "tool.h"
|
||||
#include "stat.h"
|
||||
|
||||
struct event_key {
|
||||
#define INVALID_KEY (~0ULL)
|
||||
u64 key;
|
||||
int info;
|
||||
};
|
||||
|
||||
struct kvm_event_stats {
|
||||
u64 time;
|
||||
struct stats stats;
|
||||
};
|
||||
|
||||
struct kvm_event {
|
||||
struct list_head hash_entry;
|
||||
struct rb_node rb;
|
||||
|
||||
struct event_key key;
|
||||
|
||||
struct kvm_event_stats total;
|
||||
|
||||
#define DEFAULT_VCPU_NUM 8
|
||||
int max_vcpu;
|
||||
struct kvm_event_stats *vcpu;
|
||||
};
|
||||
|
||||
typedef int (*key_cmp_fun)(struct kvm_event*, struct kvm_event*, int);
|
||||
|
||||
struct kvm_event_key {
|
||||
const char *name;
|
||||
key_cmp_fun key;
|
||||
};
|
||||
|
||||
struct perf_kvm_stat;
|
||||
|
||||
struct kvm_events_ops {
|
||||
bool (*is_begin_event)(struct perf_evsel *evsel,
|
||||
struct perf_sample *sample,
|
||||
struct event_key *key);
|
||||
bool (*is_end_event)(struct perf_evsel *evsel,
|
||||
struct perf_sample *sample, struct event_key *key);
|
||||
void (*decode_key)(struct perf_kvm_stat *kvm, struct event_key *key,
|
||||
char *decode);
|
||||
const char *name;
|
||||
};
|
||||
|
||||
struct exit_reasons_table {
|
||||
unsigned long exit_code;
|
||||
const char *reason;
|
||||
};
|
||||
|
||||
#define EVENTS_BITS 12
|
||||
#define EVENTS_CACHE_SIZE (1UL << EVENTS_BITS)
|
||||
|
||||
struct perf_kvm_stat {
|
||||
struct perf_tool tool;
|
||||
struct record_opts opts;
|
||||
struct perf_evlist *evlist;
|
||||
struct perf_session *session;
|
||||
|
||||
const char *file_name;
|
||||
const char *report_event;
|
||||
const char *sort_key;
|
||||
int trace_vcpu;
|
||||
|
||||
struct exit_reasons_table *exit_reasons;
|
||||
const char *exit_reasons_isa;
|
||||
|
||||
struct kvm_events_ops *events_ops;
|
||||
key_cmp_fun compare;
|
||||
struct list_head kvm_events_cache[EVENTS_CACHE_SIZE];
|
||||
|
||||
u64 total_time;
|
||||
u64 total_count;
|
||||
u64 lost_events;
|
||||
u64 duration;
|
||||
|
||||
const char *pid_str;
|
||||
struct intlist *pid_list;
|
||||
|
||||
struct rb_root result;
|
||||
|
||||
int timerfd;
|
||||
unsigned int display_time;
|
||||
bool live;
|
||||
};
|
||||
|
||||
struct kvm_reg_events_ops {
|
||||
const char *name;
|
||||
struct kvm_events_ops *ops;
|
||||
};
|
||||
|
||||
void exit_event_get_key(struct perf_evsel *evsel,
|
||||
struct perf_sample *sample,
|
||||
struct event_key *key);
|
||||
bool exit_event_begin(struct perf_evsel *evsel,
|
||||
struct perf_sample *sample,
|
||||
struct event_key *key);
|
||||
bool exit_event_end(struct perf_evsel *evsel,
|
||||
struct perf_sample *sample,
|
||||
struct event_key *key);
|
||||
void exit_event_decode_key(struct perf_kvm_stat *kvm,
|
||||
struct event_key *key,
|
||||
char *decode);
|
||||
|
||||
bool kvm_exit_event(struct perf_evsel *evsel);
|
||||
bool kvm_entry_event(struct perf_evsel *evsel);
|
||||
|
||||
#define define_exit_reasons_table(name, symbols) \
|
||||
static struct exit_reasons_table name[] = { \
|
||||
symbols, { -1, NULL } \
|
||||
}
|
||||
|
||||
/*
|
||||
* arch specific callbacks and data structures
|
||||
*/
|
||||
int cpu_isa_init(struct perf_kvm_stat *kvm, const char *cpuid);
|
||||
|
||||
extern const char * const kvm_events_tp[];
|
||||
extern struct kvm_reg_events_ops kvm_reg_events_ops[];
|
||||
|
||||
#endif /* __PERF_KVM_STAT_H */
|
Loading…
Reference in a new issue