]> Pileus Git - ~andy/linux/blobdiff - tools/perf/util/session.c
Merge branch 'nfsd-next' of git://linux-nfs.org/~bfields/linux
[~andy/linux] / tools / perf / util / session.c
index f36d24a024453f6e2777d1bc4cfbb10fb9a3cf4a..5da6ce74c676722ff13ae858c1bb579ba353edbf 100644 (file)
@@ -132,18 +132,18 @@ static void perf_session__delete_threads(struct perf_session *session)
 
 static void perf_session_env__delete(struct perf_session_env *env)
 {
-       free(env->hostname);
-       free(env->os_release);
-       free(env->version);
-       free(env->arch);
-       free(env->cpu_desc);
-       free(env->cpuid);
+       zfree(&env->hostname);
+       zfree(&env->os_release);
+       zfree(&env->version);
+       zfree(&env->arch);
+       zfree(&env->cpu_desc);
+       zfree(&env->cpuid);
 
-       free(env->cmdline);
-       free(env->sibling_cores);
-       free(env->sibling_threads);
-       free(env->numa_nodes);
-       free(env->pmu_mappings);
+       zfree(&env->cmdline);
+       zfree(&env->sibling_cores);
+       zfree(&env->sibling_threads);
+       zfree(&env->numa_nodes);
+       zfree(&env->pmu_mappings);
 }
 
 void perf_session__delete(struct perf_session *session)
@@ -247,27 +247,6 @@ void perf_tool__fill_defaults(struct perf_tool *tool)
        }
 }
  
-void mem_bswap_32(void *src, int byte_size)
-{
-       u32 *m = src;
-       while (byte_size > 0) {
-               *m = bswap_32(*m);
-               byte_size -= sizeof(u32);
-               ++m;
-       }
-}
-
-void mem_bswap_64(void *src, int byte_size)
-{
-       u64 *m = src;
-
-       while (byte_size > 0) {
-               *m = bswap_64(*m);
-               byte_size -= sizeof(u64);
-               ++m;
-       }
-}
-
 static void swap_sample_id_all(union perf_event *event, void *data)
 {
        void *end = (void *) event + event->header.size;
@@ -851,6 +830,7 @@ static struct machine *
                                               struct perf_sample *sample)
 {
        const u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
+       struct machine *machine;
 
        if (perf_guest &&
            ((cpumode == PERF_RECORD_MISC_GUEST_KERNEL) ||
@@ -863,7 +843,11 @@ static struct machine *
                else
                        pid = sample->pid;
 
-               return perf_session__findnew_machine(session, pid);
+               machine = perf_session__find_machine(session, pid);
+               if (!machine)
+                       machine = perf_session__findnew_machine(session,
+                                               DEFAULT_GUEST_KERNEL_ID);
+               return machine;
        }
 
        return &session->machines.host;
@@ -1024,6 +1008,12 @@ static int perf_session__process_user_event(struct perf_session *session, union
                if (err == 0)
                        perf_session__set_id_hdr_size(session);
                return err;
+       case PERF_RECORD_HEADER_EVENT_TYPE:
+               /*
+                * Depreceated, but we need to handle it for sake
+                * of old data files create in pipe mode.
+                */
+               return 0;
        case PERF_RECORD_HEADER_TRACING_DATA:
                /* setup for reading amidst mmap */
                lseek(fd, file_offset, SEEK_SET);
@@ -1158,7 +1148,7 @@ static int __perf_session__process_pipe_events(struct perf_session *session,
        void *buf = NULL;
        int skip = 0;
        u64 head;
-       int err;
+       ssize_t err;
        void *p;
 
        perf_tool__fill_defaults(tool);
@@ -1400,7 +1390,7 @@ bool perf_session__has_traces(struct perf_session *session, const char *msg)
 {
        struct perf_evsel *evsel;
 
-       list_for_each_entry(evsel, &session->evlist->entries, node) {
+       evlist__for_each(session->evlist, evsel) {
                if (evsel->attr.type == PERF_TYPE_TRACEPOINT)
                        return true;
        }
@@ -1458,7 +1448,7 @@ size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp)
 
        ret += events_stats__fprintf(&session->stats, fp);
 
-       list_for_each_entry(pos, &session->evlist->entries, node) {
+       evlist__for_each(session->evlist, pos) {
                ret += fprintf(fp, "%s stats:\n", perf_evsel__name(pos));
                ret += events_stats__fprintf(&pos->hists.stats, fp);
        }
@@ -1480,35 +1470,30 @@ struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
 {
        struct perf_evsel *pos;
 
-       list_for_each_entry(pos, &session->evlist->entries, node) {
+       evlist__for_each(session->evlist, pos) {
                if (pos->attr.type == type)
                        return pos;
        }
        return NULL;
 }
 
-void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
-                         struct perf_sample *sample, struct machine *machine,
+void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
+                         struct addr_location *al,
                          unsigned int print_opts, unsigned int stack_depth)
 {
-       struct addr_location al;
        struct callchain_cursor_node *node;
        int print_ip = print_opts & PRINT_IP_OPT_IP;
        int print_sym = print_opts & PRINT_IP_OPT_SYM;
        int print_dso = print_opts & PRINT_IP_OPT_DSO;
        int print_symoffset = print_opts & PRINT_IP_OPT_SYMOFFSET;
        int print_oneline = print_opts & PRINT_IP_OPT_ONELINE;
+       int print_srcline = print_opts & PRINT_IP_OPT_SRCLINE;
        char s = print_oneline ? ' ' : '\t';
 
-       if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) {
-               error("problem processing %d event, skipping it.\n",
-                       event->header.type);
-               return;
-       }
-
        if (symbol_conf.use_callchain && sample->callchain) {
+               struct addr_location node_al;
 
-               if (machine__resolve_callchain(machine, evsel, al.thread,
+               if (machine__resolve_callchain(al->machine, evsel, al->thread,
                                               sample, NULL, NULL,
                                               PERF_MAX_STACK_DEPTH) != 0) {
                        if (verbose)
@@ -1517,20 +1502,31 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
                }
                callchain_cursor_commit(&callchain_cursor);
 
+               if (print_symoffset)
+                       node_al = *al;
+
                while (stack_depth) {
+                       u64 addr = 0;
+
                        node = callchain_cursor_current(&callchain_cursor);
                        if (!node)
                                break;
 
+                       if (node->sym && node->sym->ignore)
+                               goto next;
+
                        if (print_ip)
                                printf("%c%16" PRIx64, s, node->ip);
 
+                       if (node->map)
+                               addr = node->map->map_ip(node->map, node->ip);
+
                        if (print_sym) {
                                printf(" ");
                                if (print_symoffset) {
-                                       al.addr = node->ip;
-                                       al.map  = node->map;
-                                       symbol__fprintf_symname_offs(node->sym, &al, stdout);
+                                       node_al.addr = addr;
+                                       node_al.map  = node->map;
+                                       symbol__fprintf_symname_offs(node->sym, &node_al, stdout);
                                } else
                                        symbol__fprintf_symname(node->sym, stdout);
                        }
@@ -1541,39 +1537,49 @@ void perf_evsel__print_ip(struct perf_evsel *evsel, union perf_event *event,
                                printf(")");
                        }
 
+                       if (print_srcline)
+                               map__fprintf_srcline(node->map, addr, "\n  ",
+                                                    stdout);
+
                        if (!print_oneline)
                                printf("\n");
 
-                       callchain_cursor_advance(&callchain_cursor);
-
                        stack_depth--;
+next:
+                       callchain_cursor_advance(&callchain_cursor);
                }
 
        } else {
+               if (al->sym && al->sym->ignore)
+                       return;
+
                if (print_ip)
                        printf("%16" PRIx64, sample->ip);
 
                if (print_sym) {
                        printf(" ");
                        if (print_symoffset)
-                               symbol__fprintf_symname_offs(al.sym, &al,
+                               symbol__fprintf_symname_offs(al->sym, al,
                                                             stdout);
                        else
-                               symbol__fprintf_symname(al.sym, stdout);
+                               symbol__fprintf_symname(al->sym, stdout);
                }
 
                if (print_dso) {
                        printf(" (");
-                       map__fprintf_dsoname(al.map, stdout);
+                       map__fprintf_dsoname(al->map, stdout);
                        printf(")");
                }
+
+               if (print_srcline)
+                       map__fprintf_srcline(al->map, al->addr, "\n  ", stdout);
        }
 }
 
 int perf_session__cpu_bitmap(struct perf_session *session,
                             const char *cpu_list, unsigned long *cpu_bitmap)
 {
-       int i;
+       int i, err = -1;
        struct cpu_map *map;
 
        for (i = 0; i < PERF_TYPE_MAX; ++i) {
@@ -1602,13 +1608,17 @@ int perf_session__cpu_bitmap(struct perf_session *session,
                if (cpu >= MAX_NR_CPUS) {
                        pr_err("Requested CPU %d too large. "
                               "Consider raising MAX_NR_CPUS\n", cpu);
-                       return -1;
+                       goto out_delete_map;
                }
 
                set_bit(cpu, cpu_bitmap);
        }
 
-       return 0;
+       err = 0;
+
+out_delete_map:
+       cpu_map__delete(map);
+       return err;
 }
 
 void perf_session__fprintf_info(struct perf_session *session, FILE *fp,