diff options
Diffstat (limited to 'tools/perf/util/header.c')
| -rw-r--r-- | tools/perf/util/header.c | 682 |
1 files changed, 164 insertions, 518 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 20111f8da5cb..86d9396cb131 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -20,12 +20,14 @@ #include <linux/time64.h> #include <dirent.h> #include <bpf/libbpf.h> +#include <perf/cpumap.h> +#include "dso.h" #include "evlist.h" #include "evsel.h" +#include "util/evsel_fprintf.h" #include "header.h" #include "memswap.h" -#include "../perf.h" #include "trace-event.h" #include "session.h" #include "symbol.h" @@ -41,10 +43,12 @@ #include "tool.h" #include "time-utils.h" #include "units.h" +#include "util/util.h" // perf_exe() #include "cputopo.h" #include "bpf-event.h" #include <linux/ctype.h> +#include <internal/lib.h> /* * magic2 = "PERFILE2" @@ -68,15 +72,6 @@ struct perf_file_attr { struct perf_file_section ids; }; -struct feat_fd { - struct perf_header *ph; - int fd; - void *buf; /* Either buf != NULL or fd >= 0 */ - ssize_t offset; - size_t size; - struct perf_evsel *events; -}; - void perf_header__set_feat(struct perf_header *header, int feat) { set_bit(feat, header->adds_features); @@ -299,16 +294,16 @@ static int do_read_bitmap(struct feat_fd *ff, unsigned long **pset, u64 *psize) } static int write_tracing_data(struct feat_fd *ff, - struct perf_evlist *evlist) + struct evlist *evlist) { if (WARN(ff->buf, "Error: calling %s in pipe-mode.\n", __func__)) return -1; - return read_tracing_data(ff->fd, &evlist->entries); + return read_tracing_data(ff->fd, &evlist->core.entries); } static int write_build_id(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_session *session; int err; @@ -332,7 +327,7 @@ static int write_build_id(struct feat_fd *ff, } static int write_hostname(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct utsname uts; int ret; @@ -345,7 +340,7 @@ static int write_hostname(struct feat_fd *ff, } static int write_osrelease(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct utsname uts; int ret; @@ -358,7 +353,7 @@ static int write_osrelease(struct feat_fd *ff, } static int write_arch(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct utsname uts; int ret; @@ -371,7 +366,7 @@ static int write_arch(struct feat_fd *ff, } static int write_version(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { return do_write_string(ff, perf_version_string); } @@ -432,9 +427,27 @@ done: } static int write_cpudesc(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) -{ + struct evlist *evlist __maybe_unused) +{ +#if defined(__powerpc__) || defined(__hppa__) || defined(__sparc__) +#define CPUINFO_PROC { "cpu", } +#elif defined(__s390__) +#define CPUINFO_PROC { "vendor_id", } +#elif defined(__sh__) +#define CPUINFO_PROC { "cpu type", } +#elif defined(__alpha__) || defined(__mips__) +#define CPUINFO_PROC { "cpu model", } +#elif defined(__arm__) +#define CPUINFO_PROC { "model name", "Processor", } +#elif defined(__arc__) +#define CPUINFO_PROC { "Processor", } +#elif defined(__xtensa__) +#define CPUINFO_PROC { "core ID", } +#else +#define CPUINFO_PROC { "model name", } +#endif const char *cpuinfo_procs[] = CPUINFO_PROC; +#undef CPUINFO_PROC unsigned int i; for (i = 0; i < ARRAY_SIZE(cpuinfo_procs); i++) { @@ -448,7 +461,7 @@ static int write_cpudesc(struct feat_fd *ff, static int write_nrcpus(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { long nr; u32 nrc, nra; @@ -470,13 +483,13 @@ static int write_nrcpus(struct feat_fd *ff, } static int write_event_desc(struct feat_fd *ff, - struct perf_evlist *evlist) + struct evlist *evlist) { - struct perf_evsel *evsel; + struct evsel *evsel; u32 nre, nri, sz; int ret; - nre = evlist->nr_entries; + nre = evlist->core.nr_entries; /* * write number of events @@ -488,13 +501,13 @@ static int write_event_desc(struct feat_fd *ff, /* * size of perf_event_attr struct */ - sz = (u32)sizeof(evsel->attr); + sz = (u32)sizeof(evsel->core.attr); ret = do_write(ff, &sz, sizeof(sz)); if (ret < 0) return ret; evlist__for_each_entry(evlist, evsel) { - ret = do_write(ff, &evsel->attr, sz); + ret = do_write(ff, &evsel->core.attr, sz); if (ret < 0) return ret; /* @@ -504,7 +517,7 @@ static int write_event_desc(struct feat_fd *ff, * copy into an nri to be independent of the * type of ids, */ - nri = evsel->ids; + nri = evsel->core.ids; ret = do_write(ff, &nri, sizeof(nri)); if (ret < 0) return ret; @@ -518,7 +531,7 @@ static int write_event_desc(struct feat_fd *ff, /* * write unique ids for this event */ - ret = do_write(ff, evsel->id, evsel->ids * sizeof(u64)); + ret = do_write(ff, evsel->core.id, evsel->core.ids * sizeof(u64)); if (ret < 0) return ret; } @@ -526,7 +539,7 @@ static int write_event_desc(struct feat_fd *ff, } static int write_cmdline(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { char pbuf[MAXPATHLEN], *buf; int i, ret, n; @@ -555,7 +568,7 @@ static int write_cmdline(struct feat_fd *ff, static int write_cpu_topology(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct cpu_topology *tp; u32 i; @@ -627,7 +640,7 @@ done: static int write_total_mem(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { char *buf = NULL; FILE *fp; @@ -656,7 +669,7 @@ static int write_total_mem(struct feat_fd *ff, } static int write_numa_topology(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct numa_topology *tp; int ret = -1; @@ -710,7 +723,7 @@ err: */ static int write_pmu_mappings(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_pmu *pmu = NULL; u32 pmu_num = 0; @@ -759,10 +772,10 @@ static int write_pmu_mappings(struct feat_fd *ff, * }; */ static int write_group_desc(struct feat_fd *ff, - struct perf_evlist *evlist) + struct evlist *evlist) { u32 nr_groups = evlist->nr_groups; - struct perf_evsel *evsel; + struct evsel *evsel; int ret; ret = do_write(ff, &nr_groups, sizeof(nr_groups)); @@ -771,10 +784,10 @@ static int write_group_desc(struct feat_fd *ff, evlist__for_each_entry(evlist, evsel) { if (perf_evsel__is_group_leader(evsel) && - evsel->nr_members > 1) { + evsel->core.nr_members > 1) { const char *name = evsel->group_name ?: "{anon_group}"; u32 leader_idx = evsel->idx; - u32 nr_members = evsel->nr_members; + u32 nr_members = evsel->core.nr_members; ret = do_write_string(ff, name); if (ret < 0) @@ -841,7 +854,7 @@ int __weak get_cpuid(char *buffer __maybe_unused, size_t sz __maybe_unused) } static int write_cpuid(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { char buffer[64]; int ret; @@ -854,13 +867,13 @@ static int write_cpuid(struct feat_fd *ff, } static int write_branch_stack(struct feat_fd *ff __maybe_unused, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { return 0; } static int write_auxtrace(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_session *session; int err; @@ -877,14 +890,14 @@ static int write_auxtrace(struct feat_fd *ff, } static int write_clockid(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { return do_write(ff, &ff->ph->env.clockid_res_ns, sizeof(ff->ph->env.clockid_res_ns)); } static int write_dir_format(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_session *session; struct perf_data *data; @@ -900,7 +913,7 @@ static int write_dir_format(struct feat_fd *ff, #ifdef HAVE_LIBBPF_SUPPORT static int write_bpf_prog_info(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_env *env = &ff->ph->env; struct rb_root *root; @@ -942,14 +955,14 @@ out: } #else // HAVE_LIBBPF_SUPPORT static int write_bpf_prog_info(struct feat_fd *ff __maybe_unused, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { return 0; } #endif // HAVE_LIBBPF_SUPPORT static int write_bpf_btf(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { struct perf_env *env = &ff->ph->env; struct rb_root *root; @@ -1061,7 +1074,7 @@ static int cpu_cache_level__read(struct cpu_cache_level *cache, u32 cpu, u16 lev scnprintf(file, PATH_MAX, "%s/shared_cpu_list", path); if (sysfs__read_str(file, &cache->map, &len)) { - zfree(&cache->map); + zfree(&cache->size); zfree(&cache->type); return -1; } @@ -1120,16 +1133,17 @@ static int build_caches(struct cpu_cache_level caches[], u32 size, u32 *cntp) return 0; } -#define MAX_CACHES (MAX_NR_CPUS * 4) +#define MAX_CACHE_LVL 4 static int write_cache(struct feat_fd *ff, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { - struct cpu_cache_level caches[MAX_CACHES]; + u32 max_caches = cpu__max_cpu() * MAX_CACHE_LVL; + struct cpu_cache_level caches[max_caches]; u32 cnt = 0, i, version = 1; int ret; - ret = build_caches(caches, MAX_CACHES, &cnt); + ret = build_caches(caches, max_caches, &cnt); if (ret) goto out; @@ -1175,13 +1189,13 @@ out: } static int write_stat(struct feat_fd *ff __maybe_unused, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { return 0; } static int write_sample_time(struct feat_fd *ff, - struct perf_evlist *evlist) + struct evlist *evlist) { int ret; @@ -1315,7 +1329,7 @@ static int build_mem_topology(struct memory_node *nodes, u64 size, u64 *cntp) * 48 - bitmap | bitmap of memory indexes that belongs to node */ static int write_mem_topology(struct feat_fd *ff __maybe_unused, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { static struct memory_node nodes[MAX_MEMORY_NODES]; u64 bsize, version = 1, i, nr; @@ -1365,7 +1379,7 @@ out: } static int write_compressed(struct feat_fd *ff __maybe_unused, - struct perf_evlist *evlist __maybe_unused) + struct evlist *evlist __maybe_unused) { int ret; @@ -1568,24 +1582,24 @@ static void print_bpf_btf(struct feat_fd *ff, FILE *fp) up_read(&env->bpf_progs.lock); } -static void free_event_desc(struct perf_evsel *events) +static void free_event_desc(struct evsel *events) { - struct perf_evsel *evsel; + struct evsel *evsel; if (!events) return; - for (evsel = events; evsel->attr.size; evsel++) { + for (evsel = events; evsel->core.attr.size; evsel++) { zfree(&evsel->name); - zfree(&evsel->id); + zfree(&evsel->core.id); } free(events); } -static struct perf_evsel *read_event_desc(struct feat_fd *ff) +static struct evsel *read_event_desc(struct feat_fd *ff) { - struct perf_evsel *evsel, *events = NULL; + struct evsel *evsel, *events = NULL; u64 *id; void *buf = NULL; u32 nre, sz, nr, i, j; @@ -1603,12 +1617,12 @@ static struct perf_evsel *read_event_desc(struct feat_fd *ff) if (!buf) goto error; - /* the last event terminates with evsel->attr.size == 0: */ + /* the last event terminates with evsel->core.attr.size == 0: */ events = calloc(nre + 1, sizeof(*events)); if (!events) goto error; - msz = sizeof(evsel->attr); + msz = sizeof(evsel->core.attr); if (sz < msz) msz = sz; @@ -1625,7 +1639,7 @@ static struct perf_evsel *read_event_desc(struct feat_fd *ff) if (ff->ph->needs_swap) perf_event__attr_swap(buf); - memcpy(&evsel->attr, buf, msz); + memcpy(&evsel->core.attr, buf, msz); if (do_read_u32(ff, &nr)) goto error; @@ -1643,8 +1657,8 @@ static struct perf_evsel *read_event_desc(struct feat_fd *ff) id = calloc(nr, sizeof(*id)); if (!id) goto error; - evsel->ids = nr; - evsel->id = id; + evsel->core.ids = nr; + evsel->core.id = id; for (j = 0 ; j < nr; j++) { if (do_read_u64(ff, id)) @@ -1669,7 +1683,7 @@ static int __desc_attr__fprintf(FILE *fp, const char *name, const char *val, static void print_event_desc(struct feat_fd *ff, FILE *fp) { - struct perf_evsel *evsel, *events; + struct evsel *evsel, *events; u32 j; u64 *id; @@ -1683,12 +1697,12 @@ static void print_event_desc(struct feat_fd *ff, FILE *fp) return; } - for (evsel = events; evsel->attr.size; evsel++) { + for (evsel = events; evsel->core.attr.size; evsel++) { fprintf(fp, "# event : name = %s, ", evsel->name); - if (evsel->ids) { + if (evsel->core.ids) { fprintf(fp, ", id = {"); - for (j = 0, id = evsel->id; j < evsel->ids; j++, id++) { + for (j = 0, id = evsel->core.id; j < evsel->core.ids; j++, id++) { if (j) fputc(',', fp); fprintf(fp, " %"PRIu64, *id); @@ -1696,7 +1710,7 @@ static void print_event_desc(struct feat_fd *ff, FILE *fp) fprintf(fp, " }"); } - perf_event_attr__fprintf(fp, &evsel->attr, __desc_attr__fprintf, NULL); + perf_event_attr__fprintf(fp, &evsel->core.attr, __desc_attr__fprintf, NULL); fputc('\n', fp); } @@ -1804,18 +1818,18 @@ error: static void print_group_desc(struct feat_fd *ff, FILE *fp) { struct perf_session *session; - struct perf_evsel *evsel; + struct evsel *evsel; u32 nr = 0; session = container_of(ff->ph, struct perf_session, header); evlist__for_each_entry(session->evlist, evsel) { if (perf_evsel__is_group_leader(evsel) && - evsel->nr_members > 1) { + evsel->core.nr_members > 1) { fprintf(fp, "# group: %s{%s", evsel->group_name ?: "", perf_evsel__name(evsel)); - nr = evsel->nr_members - 1; + nr = evsel->core.nr_members - 1; } else if (nr) { fprintf(fp, ",%s", perf_evsel__name(evsel)); @@ -1876,7 +1890,7 @@ static void print_mem_topology(struct feat_fd *ff, FILE *fp) } } -static int __event_process_build_id(struct build_id_event *bev, +static int __event_process_build_id(struct perf_record_header_build_id *bev, char *filename, struct perf_session *session) { @@ -1945,7 +1959,7 @@ static int perf_header__read_build_ids_abi_quirk(struct perf_header *header, u8 build_id[PERF_ALIGN(BUILD_ID_SIZE, sizeof(u64))]; char filename[0]; } old_bev; - struct build_id_event bev; + struct perf_record_header_build_id bev; char filename[PATH_MAX]; u64 limit = offset + size; @@ -1986,7 +2000,7 @@ static int perf_header__read_build_ids(struct perf_header *header, int input, u64 offset, u64 size) { struct perf_session *session = container_of(header, struct perf_session, header); - struct build_id_event bev; + struct perf_record_header_build_id bev; char filename[PATH_MAX]; u64 limit = offset + size, orig_offset = offset; int err = -1; @@ -2008,7 +2022,7 @@ static int perf_header__read_build_ids(struct perf_header *header, * * "perf: 'perf kvm' tool for monitoring guest performance from host" * - * Added a field to struct build_id_event that broke the file + * Added a field to struct perf_record_header_build_id that broke the file * format. * * Since the kernel build-id is the first entry, process the @@ -2089,10 +2103,10 @@ static int process_total_mem(struct feat_fd *ff, void *data __maybe_unused) return 0; } -static struct perf_evsel * -perf_evlist__find_by_index(struct perf_evlist *evlist, int idx) +static struct evsel * +perf_evlist__find_by_index(struct evlist *evlist, int idx) { - struct perf_evsel *evsel; + struct evsel *evsel; evlist__for_each_entry(evlist, evsel) { if (evsel->idx == idx) @@ -2103,10 +2117,10 @@ perf_evlist__find_by_index(struct perf_evlist *evlist, int idx) } static void -perf_evlist__set_event_name(struct perf_evlist *evlist, - struct perf_evsel *event) +perf_evlist__set_event_name(struct evlist *evlist, + struct evsel *event) { - struct perf_evsel *evsel; + struct evsel *evsel; if (!event->name) return; @@ -2125,7 +2139,7 @@ static int process_event_desc(struct feat_fd *ff, void *data __maybe_unused) { struct perf_session *session; - struct perf_evsel *evsel, *events = read_event_desc(ff); + struct evsel *evsel, *events = read_event_desc(ff); if (!events) return 0; @@ -2138,7 +2152,7 @@ process_event_desc(struct feat_fd *ff, void *data __maybe_unused) ff->events = events; } - for (evsel = events; evsel->attr.size; evsel++) + for (evsel = events; evsel->core.attr.size; evsel++) perf_evlist__set_event_name(session->evlist, evsel); if (!session->data->is_pipe) @@ -2251,8 +2265,10 @@ static int process_cpu_topology(struct feat_fd *ff, void *data __maybe_unused) /* On s390 the socket_id number is not related to the numbers of cpus. * The socket_id number might be higher than the numbers of cpus. * This depends on the configuration. + * AArch64 is the same. */ - if (ph->env.arch && !strncmp(ph->env.arch, "s390", 4)) + if (ph->env.arch && (!strncmp(ph->env.arch, "s390", 4) + || !strncmp(ph->env.arch, "aarch64", 7))) do_core_id_test = false; for (i = 0; i < (u32)cpu_nr; i++) { @@ -2348,7 +2364,7 @@ static int process_numa_topology(struct feat_fd *ff, void *data __maybe_unused) if (!str) goto error; - n->map = cpu_map__new(str); + n->map = perf_cpu_map__new(str); if (!n->map) goto error; @@ -2415,7 +2431,7 @@ static int process_group_desc(struct feat_fd *ff, void *data __maybe_unused) size_t ret = -1; u32 i, nr, nr_groups; struct perf_session *session; - struct perf_evsel *evsel, *leader = NULL; + struct evsel *evsel, *leader = NULL; struct group_desc { char *name; u32 leader_idx; @@ -2462,7 +2478,7 @@ static int process_group_desc(struct feat_fd *ff, void *data __maybe_unused) evsel->group_name = desc[i].name; desc[i].name = NULL; } - evsel->nr_members = desc[i].nr_members; + evsel->core.nr_members = desc[i].nr_members; if (i >= nr_groups || nr > 0) { pr_debug("invalid group desc\n"); @@ -2470,7 +2486,7 @@ static int process_group_desc(struct feat_fd *ff, void *data __maybe_unused) } leader = evsel; - nr = evsel->nr_members - 1; + nr = evsel->core.nr_members - 1; i++; } else if (nr) { /* This is a group member */ @@ -2800,15 +2816,6 @@ static int process_compressed(struct feat_fd *ff, return 0; } -struct feature_ops { - int (*write)(struct feat_fd *ff, struct perf_evlist *evlist); - void (*print)(struct feat_fd *ff, FILE *fp); - int (*process)(struct feat_fd *ff, void *data); - const char *name; - bool full_only; - bool synthesize; -}; - #define FEAT_OPR(n, func, __full_only) \ [HEADER_##n] = { \ .name = __stringify(n), \ @@ -2835,8 +2842,10 @@ struct feature_ops { #define process_branch_stack NULL #define process_stat NULL +// Only used in util/synthetic-events.c +const struct perf_header_feature_ops feat_ops[HEADER_LAST_FEATURE]; -static const struct feature_ops feat_ops[HEADER_LAST_FEATURE] = { +const struct perf_header_feature_ops feat_ops[HEADER_LAST_FEATURE] = { FEAT_OPN(TRACING_DATA, tracing_data, false), FEAT_OPN(BUILD_ID, build_id, false), FEAT_OPR(HOSTNAME, hostname, false), @@ -2946,7 +2955,7 @@ int perf_header__fprintf_info(struct perf_session *session, FILE *fp, bool full) static int do_write_feat(struct feat_fd *ff, int type, struct perf_file_section **p, - struct perf_evlist *evlist) + struct evlist *evlist) { int err; int ret = 0; @@ -2976,7 +2985,7 @@ static int do_write_feat(struct feat_fd *ff, int type, } static int perf_header__adds_write(struct perf_header *header, - struct perf_evlist *evlist, int fd) + struct evlist *evlist, int fd) { int nr_sections; struct feat_fd ff; @@ -3044,13 +3053,13 @@ int perf_header__write_pipe(int fd) } int perf_session__write_header(struct perf_session *session, - struct perf_evlist *evlist, + struct evlist *evlist, int fd, bool at_exit) { struct perf_file_header f_header; struct perf_file_attr f_attr; struct perf_header *header = &session->header; - struct perf_evsel *evsel; + struct evsel *evsel; struct feat_fd ff; u64 attr_offset; int err; @@ -3060,7 +3069,7 @@ int perf_session__write_header(struct perf_session *session, evlist__for_each_entry(session->evlist, evsel) { evsel->id_offset = lseek(fd, 0, SEEK_CUR); - err = do_write(&ff, evsel->id, evsel->ids * sizeof(u64)); + err = do_write(&ff, evsel->core.id, evsel->core.ids * sizeof(u64)); if (err < 0) { pr_debug("failed to write perf header\n"); return err; @@ -3071,10 +3080,10 @@ int perf_session__write_header(struct perf_session *session, evlist__for_each_entry(evlist, evsel) { f_attr = (struct perf_file_attr){ - .attr = evsel->attr, + .attr = evsel->core.attr, .ids = { .offset = evsel->id_offset, - .size = evsel->ids * sizeof(u64), + .size = evsel->core.ids * sizeof(u64), } }; err = do_write(&ff, &f_attr, sizeof(f_attr)); @@ -3100,7 +3109,7 @@ int perf_session__write_header(struct perf_session *session, .attr_size = sizeof(f_attr), .attrs = { .offset = attr_offset, - .size = evlist->nr_entries * sizeof(f_attr), + .size = evlist->core.nr_entries * sizeof(f_attr), }, .data = { .offset = header->data_offset, @@ -3479,7 +3488,7 @@ static int read_attr(int fd, struct perf_header *ph, return ret <= 0 ? -1 : 0; } -static int perf_evsel__prepare_tracepoint_event(struct perf_evsel *evsel, +static int perf_evsel__prepare_tracepoint_event(struct evsel *evsel, struct tep_handle *pevent) { struct tep_event *event; @@ -3494,9 +3503,9 @@ static int perf_evsel__prepare_tracepoint_event(struct perf_evsel *evsel, return -1; } - event = tep_find_event(pevent, evsel->attr.config); + event = tep_find_event(pevent, evsel->core.attr.config); if (event == NULL) { - pr_debug("cannot find event format for %d\n", (int)evsel->attr.config); + pr_debug("cannot find event format for %d\n", (int)evsel->core.attr.config); return -1; } @@ -3511,13 +3520,13 @@ static int perf_evsel__prepare_tracepoint_event(struct perf_evsel *evsel, return 0; } -static int perf_evlist__prepare_tracepoint_events(struct perf_evlist *evlist, +static int perf_evlist__prepare_tracepoint_events(struct evlist *evlist, struct tep_handle *pevent) { - struct perf_evsel *pos; + struct evsel *pos; evlist__for_each_entry(evlist, pos) { - if (pos->attr.type == PERF_TYPE_TRACEPOINT && + if (pos->core.attr.type == PERF_TYPE_TRACEPOINT && perf_evsel__prepare_tracepoint_event(pos, pevent)) return -1; } @@ -3535,7 +3544,7 @@ int perf_session__read_header(struct perf_session *session) int nr_attrs, nr_ids, i, j; int fd = perf_data__fd(data); - session->evlist = perf_evlist__new(); + session->evlist = evlist__new(); if (session->evlist == NULL) return -ENOMEM; @@ -3559,11 +3568,18 @@ int perf_session__read_header(struct perf_session *session) data->file.path); } + if (f_header.attr_size == 0) { + pr_err("ERROR: The %s file's attr size field is 0 which is unexpected.\n" + "Was the 'perf record' command properly terminated?\n", + data->file.path); + return -EINVAL; + } + nr_attrs = f_header.attrs.size / f_header.attr_size; lseek(fd, f_header.attrs.offset, SEEK_SET); for (i = 0; i < nr_attrs; i++) { - struct perf_evsel *evsel; + struct evsel *evsel; off_t tmp; if (read_attr(fd, header, &f_attr) < 0) @@ -3576,7 +3592,7 @@ int perf_session__read_header(struct perf_session *session) } tmp = lseek(fd, 0, SEEK_CUR); - evsel = perf_evsel__new(&f_attr.attr); + evsel = evsel__new(&f_attr.attr); if (evsel == NULL) goto out_delete_evlist; @@ -3584,9 +3600,9 @@ int perf_session__read_header(struct perf_session *session) evsel->needs_swap = header->needs_swap; /* * Do it before so that if perf_evsel__alloc_id fails, this - * entry gets purged too at perf_evlist__delete(). + * entry gets purged too at evlist__delete(). */ - perf_evlist__add(session->evlist, evsel); + evlist__add(session->evlist, evsel); nr_ids = f_attr.ids.size / sizeof(u64); /* @@ -3594,7 +3610,7 @@ int perf_session__read_header(struct perf_session *session) * for allocating the perf_sample_id table we fake 1 cpu and * hattr->ids threads. */ - if (perf_evsel__alloc_id(evsel, 1, nr_ids)) + if (perf_evsel__alloc_id(&evsel->core, 1, nr_ids)) goto out_delete_evlist; lseek(fd, f_attr.ids.offset, SEEK_SET); @@ -3603,7 +3619,7 @@ int perf_session__read_header(struct perf_session *session) if (perf_header__getbuffer64(header, fd, &f_id, sizeof(f_id))) goto out_errno; - perf_evlist__id_add(session->evlist, evsel, 0, j, f_id); + perf_evlist__id_add(&session->evlist->core, &evsel->core, 0, j, f_id); } lseek(fd, tmp, SEEK_SET); @@ -3621,116 +3637,17 @@ out_errno: return -errno; out_delete_evlist: - perf_evlist__delete(session->evlist); + evlist__delete(session->evlist); session->evlist = NULL; return -ENOMEM; } -int perf_event__synthesize_attr(struct perf_tool *tool, - struct perf_event_attr *attr, u32 ids, u64 *id, - perf_event__handler_t process) -{ - union perf_event *ev; - size_t size; - int err; - - size = sizeof(struct perf_event_attr); - size = PERF_ALIGN(size, sizeof(u64)); - size += sizeof(struct perf_event_header); - size += ids * sizeof(u64); - - ev = malloc(size); - - if (ev == NULL) - return -ENOMEM; - - ev->attr.attr = *attr; - memcpy(ev->attr.id, id, ids * sizeof(u64)); - - ev->attr.header.type = PERF_RECORD_HEADER_ATTR; - ev->attr.header.size = (u16)size; - - if (ev->attr.header.size == size) - err = process(tool, ev, NULL, NULL); - else - err = -E2BIG; - - free(ev); - - return err; -} - -int perf_event__synthesize_features(struct perf_tool *tool, - struct perf_session *session, - struct perf_evlist *evlist, - perf_event__handler_t process) -{ - struct perf_header *header = &session->header; - struct feat_fd ff; - struct feature_event *fe; - size_t sz, sz_hdr; - int feat, ret; - - sz_hdr = sizeof(fe->header); - sz = sizeof(union perf_event); - /* get a nice alignment */ - sz = PERF_ALIGN(sz, page_size); - - memset(&ff, 0, sizeof(ff)); - - ff.buf = malloc(sz); - if (!ff.buf) - return -ENOMEM; - - ff.size = sz - sz_hdr; - ff.ph = &session->header; - - for_each_set_bit(feat, header->adds_features, HEADER_FEAT_BITS) { - if (!feat_ops[feat].synthesize) { - pr_debug("No record header feature for header :%d\n", feat); - continue; - } - - ff.offset = sizeof(*fe); - - ret = feat_ops[feat].write(&ff, evlist); - if (ret || ff.offset <= (ssize_t)sizeof(*fe)) { - pr_debug("Error writing feature\n"); - continue; - } - /* ff.buf may have changed due to realloc in do_write() */ - fe = ff.buf; - memset(fe, 0, sizeof(*fe)); - - fe->feat_id = feat; - fe->header.type = PERF_RECORD_HEADER_FEATURE; - fe->header.size = ff.offset; - - ret = process(tool, ff.buf, NULL, NULL); - if (ret) { - free(ff.buf); - return ret; - } - } - - /* Send HEADER_LAST_FEATURE mark. */ - fe = ff.buf; - fe->feat_id = HEADER_LAST_FEATURE; - fe->header.type = PERF_RECORD_HEADER_FEATURE; - fe->header.size = sizeof(*fe); - - ret = process(tool, ff.buf, NULL, NULL); - - free(ff.buf); - return ret; -} - int perf_event__process_feature(struct perf_session *session, union perf_event *event) { struct perf_tool *tool = session->tool; struct feat_fd ff = { .fd = 0 }; - struct feature_event *fe = (struct feature_event *)event; + struct perf_record_header_feature *fe = (struct perf_record_header_feature *)event; int type = fe->header.type; u64 feat = fe->feat_id; @@ -3767,126 +3684,19 @@ int perf_event__process_feature(struct perf_session *session, return 0; } -static struct event_update_event * -event_update_event__new(size_t size, u64 type, u64 id) -{ - struct event_update_event *ev; - - size += sizeof(*ev); - size = PERF_ALIGN(size, sizeof(u64)); - - ev = zalloc(size); - if (ev) { - ev->header.type = PERF_RECORD_EVENT_UPDATE; - ev->header.size = (u16)size; - ev->type = type; - ev->id = id; - } - return ev; -} - -int -perf_event__synthesize_event_update_unit(struct perf_tool *tool, - struct perf_evsel *evsel, - perf_event__handler_t process) -{ - struct event_update_event *ev; - size_t size = strlen(evsel->unit); - int err; - - ev = event_update_event__new(size + 1, PERF_EVENT_UPDATE__UNIT, evsel->id[0]); - if (ev == NULL) - return -ENOMEM; - - strlcpy(ev->data, evsel->unit, size + 1); - err = process(tool, (union perf_event *)ev, NULL, NULL); - free(ev); - return err; -} - -int -perf_event__synthesize_event_update_scale(struct perf_tool *tool, - struct perf_evsel *evsel, - perf_event__handler_t process) -{ - struct event_update_event *ev; - struct event_update_event_scale *ev_data; - int err; - - ev = event_update_event__new(sizeof(*ev_data), PERF_EVENT_UPDATE__SCALE, evsel->id[0]); - if (ev == NULL) - return -ENOMEM; - - ev_data = (struct event_update_event_scale *) ev->data; - ev_data->scale = evsel->scale; - err = process(tool, (union perf_event*) ev, NULL, NULL); - free(ev); - return err; -} - -int -perf_event__synthesize_event_update_name(struct perf_tool *tool, - struct perf_evsel *evsel, - perf_event__handler_t process) -{ - struct event_update_event *ev; - size_t len = strlen(evsel->name); - int err; - - ev = event_update_event__new(len + 1, PERF_EVENT_UPDATE__NAME, evsel->id[0]); - if (ev == NULL) - return -ENOMEM; - - strlcpy(ev->data, evsel->name, len + 1); - err = process(tool, (union perf_event*) ev, NULL, NULL); - free(ev); - return err; -} - -int -perf_event__synthesize_event_update_cpus(struct perf_tool *tool, - struct perf_evsel *evsel, - perf_event__handler_t process) -{ - size_t size = sizeof(struct event_update_event); - struct event_update_event *ev; - int max, err; - u16 type; - - if (!evsel->own_cpus) - return 0; - - ev = cpu_map_data__alloc(evsel->own_cpus, &size, &type, &max); - if (!ev) - return -ENOMEM; - - ev->header.type = PERF_RECORD_EVENT_UPDATE; - ev->header.size = (u16)size; - ev->type = PERF_EVENT_UPDATE__CPUS; - ev->id = evsel->id[0]; - - cpu_map_data__synthesize((struct cpu_map_data *) ev->data, - evsel->own_cpus, - type, max); - - err = process(tool, (union perf_event*) ev, NULL, NULL); - free(ev); - return err; -} - size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp) { - struct event_update_event *ev = &event->event_update; - struct event_update_event_scale *ev_scale; - struct event_update_event_cpus *ev_cpus; - struct cpu_map *map; + struct perf_record_event_update *ev = &event->event_update; + struct perf_record_event_update_scale *ev_scale; + struct perf_record_event_update_cpus *ev_cpus; + struct perf_cpu_map *map; size_t ret; - ret = fprintf(fp, "\n... id: %" PRIu64 "\n", ev->id); + ret = fprintf(fp, "\n... id: %" PRI_lu64 "\n", ev->id); switch (ev->type) { case PERF_EVENT_UPDATE__SCALE: - ev_scale = (struct event_update_event_scale *) ev->data; + ev_scale = (struct perf_record_event_update_scale *)ev->data; ret += fprintf(fp, "... scale: %f\n", ev_scale->scale); break; case PERF_EVENT_UPDATE__UNIT: @@ -3896,7 +3706,7 @@ size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp) ret += fprintf(fp, "... name: %s\n", ev->data); break; case PERF_EVENT_UPDATE__CPUS: - ev_cpus = (struct event_update_event_cpus *) ev->data; + ev_cpus = (struct perf_record_event_update_cpus *)ev->data; ret += fprintf(fp, "... "); map = cpu_map__new_data(&ev_cpus->cpus); @@ -3913,112 +3723,25 @@ size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp) return ret; } -int perf_event__synthesize_attrs(struct perf_tool *tool, - struct perf_evlist *evlist, - perf_event__handler_t process) -{ - struct perf_evsel *evsel; - int err = 0; - - evlist__for_each_entry(evlist, evsel) { - err = perf_event__synthesize_attr(tool, &evsel->attr, evsel->ids, - evsel->id, process); - if (err) { - pr_debug("failed to create perf header attribute\n"); - return err; - } - } - - return err; -} - -static bool has_unit(struct perf_evsel *counter) -{ - return counter->unit && *counter->unit; -} - -static bool has_scale(struct perf_evsel *counter) -{ - return counter->scale != 1; -} - -int perf_event__synthesize_extra_attr(struct perf_tool *tool, - struct perf_evlist *evsel_list, - perf_event__handler_t process, - bool is_pipe) -{ - struct perf_evsel *counter; - int err; - - /* - * Synthesize other events stuff not carried within - * attr event - unit, scale, name - */ - evlist__for_each_entry(evsel_list, counter) { - if (!counter->supported) - continue; - - /* - * Synthesize unit and scale only if it's defined. - */ - if (has_unit(counter)) { - err = perf_event__synthesize_event_update_unit(tool, counter, process); - if (err < 0) { - pr_err("Couldn't synthesize evsel unit.\n"); - return err; - } - } - - if (has_scale(counter)) { - err = perf_event__synthesize_event_update_scale(tool, counter, process); - if (err < 0) { - pr_err("Couldn't synthesize evsel counter.\n"); - return err; - } - } - - if (counter->own_cpus) { - err = perf_event__synthesize_event_update_cpus(tool, counter, process); - if (err < 0) { - pr_err("Couldn't synthesize evsel cpus.\n"); - return err; - } - } - - /* - * Name is needed only for pipe output, - * perf.data carries event names. - */ - if (is_pipe) { - err = perf_event__synthesize_event_update_name(tool, counter, process); - if (err < 0) { - pr_err("Couldn't synthesize evsel name.\n"); - return err; - } - } - } - return 0; -} - int perf_event__process_attr(struct perf_tool *tool __maybe_unused, union perf_event *event, - struct perf_evlist **pevlist) + struct evlist **pevlist) { u32 i, ids, n_ids; - struct perf_evsel *evsel; - struct perf_evlist *evlist = *pevlist; + struct evsel *evsel; + struct evlist *evlist = *pevlist; if (evlist == NULL) { - *pevlist = evlist = perf_evlist__new(); + *pevlist = evlist = evlist__new(); if (evlist == NULL) return -ENOMEM; } - evsel = perf_evsel__new(&event->attr.attr); + evsel = evsel__new(&event->attr.attr); if (evsel == NULL) return -ENOMEM; - perf_evlist__add(evlist, evsel); + evlist__add(evlist, evsel); ids = event->header.size; ids -= (void *)&event->attr.id - (void *)event; @@ -4028,11 +3751,11 @@ int perf_event__process_attr(struct perf_tool *tool __maybe_unused, * for allocating the perf_sample_id table we fake 1 cpu and * hattr->ids threads. */ - if (perf_evsel__alloc_id(evsel, 1, n_ids)) + if (perf_evsel__alloc_id(&evsel->core, 1, n_ids)) return -ENOMEM; for (i = 0; i < n_ids; i++) { - perf_evlist__id_add(evlist, evsel, 0, i, event->attr.id[i]); + perf_evlist__id_add(&evlist->core, &evsel->core, 0, i, event->attr.id[i]); } return 0; @@ -4040,14 +3763,14 @@ int perf_event__process_attr(struct perf_tool *tool __maybe_unused, int perf_event__process_event_update(struct perf_tool *tool __maybe_unused, union perf_event *event, - struct perf_evlist **pevlist) + struct evlist **pevlist) { - struct event_update_event *ev = &event->event_update; - struct event_update_event_scale *ev_scale; - struct event_update_event_cpus *ev_cpus; - struct perf_evlist *evlist; - struct perf_evsel *evsel; - struct cpu_map *map; + struct perf_record_event_update *ev = &event->event_update; + struct perf_record_event_update_scale *ev_scale; + struct perf_record_event_update_cpus *ev_cpus; + struct evlist *evlist; + struct evsel *evsel; + struct perf_cpu_map *map; if (!pevlist || *pevlist == NULL) return -EINVAL; @@ -4066,15 +3789,15 @@ int perf_event__process_event_update(struct perf_tool *tool __maybe_unused, evsel->name = strdup(ev->data); break; case PERF_EVENT_UPDATE__SCALE: - ev_scale = (struct event_update_event_scale *) ev->data; + ev_scale = (struct perf_record_event_update_scale *)ev->data; evsel->scale = ev_scale->scale; break; case PERF_EVENT_UPDATE__CPUS: - ev_cpus = (struct event_update_event_cpus *) ev->data; + ev_cpus = (struct perf_record_event_update_cpus *)ev->data; map = cpu_map__new_data(&ev_cpus->cpus); if (map) - evsel->own_cpus = map; + evsel->core.own_cpus = map; else pr_err("failed to get event_update cpus\n"); default: @@ -4084,55 +3807,6 @@ int perf_event__process_event_update(struct perf_tool *tool __maybe_unused, return 0; } -int perf_event__synthesize_tracing_data(struct perf_tool *tool, int fd, - struct perf_evlist *evlist, - perf_event__handler_t process) -{ - union perf_event ev; - struct tracing_data *tdata; - ssize_t size = 0, aligned_size = 0, padding; - struct feat_fd ff; - int err __maybe_unused = 0; - - /* - * We are going to store the size of the data followed - * by the data contents. Since the fd descriptor is a pipe, - * we cannot seek back to store the size of the data once - * we know it. Instead we: - * - * - write the tracing data to the temp file - * - get/write the data size to pipe - * - write the tracing data from the temp file - * to the pipe - */ - tdata = tracing_data_get(&evlist->entries, fd, true); - if (!tdata) - return -1; - - memset(&ev, 0, sizeof(ev)); - - ev.tracing_data.header.type = PERF_RECORD_HEADER_TRACING_DATA; - size = tdata->size; - aligned_size = PERF_ALIGN(size, sizeof(u64)); - padding = aligned_size - size; - ev.tracing_data.header.size = sizeof(ev.tracing_data); - ev.tracing_data.size = aligned_size; - - process(tool, &ev, NULL, NULL); - - /* - * The put function will copy all the tracing data - * stored in temp file to the pipe. - */ - tracing_data_put(tdata); - - ff = (struct feat_fd){ .fd = fd }; - if (write_padded(&ff, NULL, 0, padding)) - return -1; - - return aligned_size; -} - int perf_event__process_tracing_data(struct perf_session *session, union perf_event *event) { @@ -4142,7 +3816,7 @@ int perf_event__process_tracing_data(struct perf_session *session, char buf[BUFSIZ]; /* setup for reading amidst mmap */ - lseek(fd, offset + sizeof(struct tracing_data_event), + lseek(fd, offset + sizeof(struct perf_record_header_tracing_data), SEEK_SET); size_read = trace_report(fd, &session->tevent, @@ -4172,34 +3846,6 @@ int perf_event__process_tracing_data(struct perf_session *session, return size_read + padding; } -int perf_event__synthesize_build_id(struct perf_tool *tool, - struct dso *pos, u16 misc, - perf_event__handler_t process, - struct machine *machine) -{ - union perf_event ev; - size_t len; - int err = 0; - - if (!pos->hit) - return err; - - memset(&ev, 0, sizeof(ev)); - - len = pos->long_name_len + 1; - len = PERF_ALIGN(len, NAME_ALIGN); - memcpy(&ev.build_id.build_id, pos->build_id, sizeof(pos->build_id)); - ev.build_id.header.type = PERF_RECORD_HEADER_BUILD_ID; - ev.build_id.header.misc = misc; - ev.build_id.pid = machine->pid; - ev.build_id.header.size = sizeof(ev.build_id) + len; - memcpy(&ev.build_id.filename, pos->long_name, pos->long_name_len); - - err = process(tool, &ev, NULL, machine); - - return err; -} - int perf_event__process_build_id(struct perf_session *session, union perf_event *event) { |