diff options
Diffstat (limited to 'tools/perf/builtin-kvm.c')
-rw-r--r-- | tools/perf/builtin-kvm.c | 88 |
1 files changed, 52 insertions, 36 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index b33c83489120..2227e2f42c09 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -2,23 +2,28 @@ #include "builtin.h" #include "perf.h" +#include "util/build-id.h" #include "util/evsel.h" #include "util/evlist.h" +#include "util/mmap.h" #include "util/term.h" -#include "util/cache.h" #include "util/symbol.h" #include "util/thread.h" #include "util/header.h" #include "util/session.h" #include "util/intlist.h" +#include <subcmd/pager.h> #include <subcmd/parse-options.h> #include "util/trace-event.h" #include "util/debug.h" #include "util/tool.h" #include "util/stat.h" +#include "util/synthetic-events.h" #include "util/top.h" #include "util/data.h" #include "util/ordered-events.h" +#include "util/kvm-stat.h" +#include "ui/ui.h" #include <sys/prctl.h> #ifdef HAVE_TIMERFD_SUPPORT @@ -29,7 +34,9 @@ #include <sys/stat.h> #include <fcntl.h> +#include <linux/err.h> #include <linux/kernel.h> +#include <linux/string.h> #include <linux/time64.h> #include <linux/zalloc.h> #include <errno.h> @@ -55,9 +62,8 @@ static const char *get_filename_for_perf_kvm(void) } #ifdef HAVE_KVM_STAT_SUPPORT -#include "util/kvm-stat.h" -void exit_event_get_key(struct perf_evsel *evsel, +void exit_event_get_key(struct evsel *evsel, struct perf_sample *sample, struct event_key *key) { @@ -65,12 +71,12 @@ void exit_event_get_key(struct perf_evsel *evsel, key->key = perf_evsel__intval(evsel, sample, kvm_exit_reason); } -bool kvm_exit_event(struct perf_evsel *evsel) +bool kvm_exit_event(struct evsel *evsel) { return !strcmp(evsel->name, kvm_exit_trace); } -bool exit_event_begin(struct perf_evsel *evsel, +bool exit_event_begin(struct evsel *evsel, struct perf_sample *sample, struct event_key *key) { if (kvm_exit_event(evsel)) { @@ -81,12 +87,12 @@ bool exit_event_begin(struct perf_evsel *evsel, return false; } -bool kvm_entry_event(struct perf_evsel *evsel) +bool kvm_entry_event(struct evsel *evsel) { return !strcmp(evsel->name, kvm_entry_trace); } -bool exit_event_end(struct perf_evsel *evsel, +bool exit_event_end(struct evsel *evsel, struct perf_sample *sample __maybe_unused, struct event_key *key __maybe_unused) { @@ -286,7 +292,7 @@ static bool update_kvm_event(struct kvm_event *event, int vcpu_id, } static bool is_child_event(struct perf_kvm_stat *kvm, - struct perf_evsel *evsel, + struct evsel *evsel, struct perf_sample *sample, struct event_key *key) { @@ -396,7 +402,7 @@ static bool handle_end_event(struct perf_kvm_stat *kvm, static struct vcpu_event_record *per_vcpu_record(struct thread *thread, - struct perf_evsel *evsel, + struct evsel *evsel, struct perf_sample *sample) { /* Only kvm_entry records vcpu id. */ @@ -419,7 +425,7 @@ struct vcpu_event_record *per_vcpu_record(struct thread *thread, static bool handle_kvm_event(struct perf_kvm_stat *kvm, struct thread *thread, - struct perf_evsel *evsel, + struct evsel *evsel, struct perf_sample *sample) { struct vcpu_event_record *vcpu_record; @@ -672,7 +678,7 @@ static bool skip_sample(struct perf_kvm_stat *kvm, static int process_sample_event(struct perf_tool *tool, union perf_event *event, struct perf_sample *sample, - struct perf_evsel *evsel, + struct evsel *evsel, struct machine *machine) { int err = 0; @@ -743,9 +749,9 @@ static bool verify_vcpu(int vcpu) static s64 perf_kvm__mmap_read_idx(struct perf_kvm_stat *kvm, int idx, u64 *mmap_time) { - struct perf_evlist *evlist = kvm->evlist; + struct evlist *evlist = kvm->evlist; union perf_event *event; - struct perf_mmap *md; + struct mmap *md; u64 timestamp; s64 n = 0; int err; @@ -796,7 +802,7 @@ static int perf_kvm__mmap_read(struct perf_kvm_stat *kvm) s64 n, ntotal = 0; u64 flush_time = ULLONG_MAX, mmap_time; - for (i = 0; i < kvm->evlist->nr_mmaps; i++) { + for (i = 0; i < kvm->evlist->core.nr_mmaps; i++) { n = perf_kvm__mmap_read_idx(kvm, i, &mmap_time); if (n < 0) return -1; @@ -961,10 +967,10 @@ static int kvm_events_live_report(struct perf_kvm_stat *kvm) goto out; } - if (perf_evlist__add_pollfd(kvm->evlist, kvm->timerfd) < 0) + if (evlist__add_pollfd(kvm->evlist, kvm->timerfd) < 0) goto out; - nr_stdin = perf_evlist__add_pollfd(kvm->evlist, fileno(stdin)); + nr_stdin = evlist__add_pollfd(kvm->evlist, fileno(stdin)); if (nr_stdin < 0) goto out; @@ -972,10 +978,10 @@ static int kvm_events_live_report(struct perf_kvm_stat *kvm) goto out; /* everything is good - enable the events and process */ - perf_evlist__enable(kvm->evlist); + evlist__enable(kvm->evlist); while (!done) { - struct fdarray *fda = &kvm->evlist->pollfd; + struct fdarray *fda = &kvm->evlist->core.pollfd; int rc; rc = perf_kvm__mmap_read(kvm); @@ -993,7 +999,7 @@ static int kvm_events_live_report(struct perf_kvm_stat *kvm) err = fdarray__poll(fda, 100); } - perf_evlist__disable(kvm->evlist); + evlist__disable(kvm->evlist); if (err == 0) { sort_result(kvm); @@ -1011,8 +1017,8 @@ out: static int kvm_live_open_events(struct perf_kvm_stat *kvm) { int err, rc = -1; - struct perf_evsel *pos; - struct perf_evlist *evlist = kvm->evlist; + struct evsel *pos; + struct evlist *evlist = kvm->evlist; char sbuf[STRERR_BUFSIZE]; perf_evlist__config(evlist, &kvm->opts, NULL); @@ -1022,7 +1028,7 @@ static int kvm_live_open_events(struct perf_kvm_stat *kvm) * This command processes KVM tracepoints from host only */ evlist__for_each_entry(evlist, pos) { - struct perf_event_attr *attr = &pos->attr; + struct perf_event_attr *attr = &pos->core.attr; /* make sure these *are* set */ perf_evsel__set_sample_bit(pos, TID); @@ -1048,17 +1054,17 @@ static int kvm_live_open_events(struct perf_kvm_stat *kvm) attr->disabled = 1; } - err = perf_evlist__open(evlist); + err = evlist__open(evlist); if (err < 0) { printf("Couldn't create the events: %s\n", str_error_r(errno, sbuf, sizeof(sbuf))); goto out; } - if (perf_evlist__mmap(evlist, kvm->opts.mmap_pages) < 0) { + if (evlist__mmap(evlist, kvm->opts.mmap_pages) < 0) { ui__error("Failed to mmap the events: %s\n", str_error_r(errno, sbuf, sizeof(sbuf))); - perf_evlist__close(evlist); + evlist__close(evlist); goto out; } @@ -1087,9 +1093,9 @@ static int read_events(struct perf_kvm_stat *kvm) kvm->tool = eops; kvm->session = perf_session__new(&file, false, &kvm->tool); - if (!kvm->session) { + if (IS_ERR(kvm->session)) { pr_err("Initializing perf session failed\n"); - return -1; + return PTR_ERR(kvm->session); } symbol__init(&kvm->session->header.env); @@ -1283,14 +1289,14 @@ kvm_events_report(struct perf_kvm_stat *kvm, int argc, const char **argv) } #ifdef HAVE_TIMERFD_SUPPORT -static struct perf_evlist *kvm_live_event_list(void) +static struct evlist *kvm_live_event_list(void) { - struct perf_evlist *evlist; + struct evlist *evlist; char *tp, *name, *sys; int err = -1; const char * const *events_tp; - evlist = perf_evlist__new(); + evlist = evlist__new(); if (evlist == NULL) return NULL; @@ -1325,7 +1331,7 @@ static struct perf_evlist *kvm_live_event_list(void) out: if (err) { - perf_evlist__delete(evlist); + evlist__delete(evlist); evlist = NULL; } @@ -1442,15 +1448,15 @@ static int kvm_events_live(struct perf_kvm_stat *kvm, * perf session */ kvm->session = perf_session__new(&data, false, &kvm->tool); - if (kvm->session == NULL) { - err = -1; + if (IS_ERR(kvm->session)) { + err = PTR_ERR(kvm->session); goto out; } kvm->session->evlist = kvm->evlist; perf_session__set_id_hdr_size(kvm->session); ordered_events__set_copy_on_queue(&kvm->session->ordered_events, true); machine__synthesize_threads(&kvm->session->machines.host, &kvm->opts.target, - kvm->evlist->threads, false, 1); + kvm->evlist->core.threads, false, 1); err = kvm_live_open_events(kvm); if (err) goto out; @@ -1460,7 +1466,7 @@ static int kvm_events_live(struct perf_kvm_stat *kvm, out: perf_session__delete(kvm->session); kvm->session = NULL; - perf_evlist__delete(kvm->evlist); + evlist__delete(kvm->evlist); return err; } @@ -1510,11 +1516,21 @@ perf_stat: } #endif /* HAVE_KVM_STAT_SUPPORT */ +int __weak kvm_add_default_arch_event(int *argc __maybe_unused, + const char **argv __maybe_unused) +{ + return 0; +} + static int __cmd_record(const char *file_name, int argc, const char **argv) { - int rec_argc, i = 0, j; + int rec_argc, i = 0, j, ret; const char **rec_argv; + ret = kvm_add_default_arch_event(&argc, argv); + if (ret) + return -EINVAL; + rec_argc = argc + 2; rec_argv = calloc(rec_argc + 1, sizeof(char *)); rec_argv[i++] = strdup("record"); |