186470930SIngo Molnar /* 286470930SIngo Molnar * builtin-annotate.c 386470930SIngo Molnar * 486470930SIngo Molnar * Builtin annotate command: Analyze the perf.data input file, 586470930SIngo Molnar * look up and read DSOs and symbol information and display 686470930SIngo Molnar * a histogram of results, along various sorting keys. 786470930SIngo Molnar */ 886470930SIngo Molnar #include "builtin.h" 986470930SIngo Molnar 1086470930SIngo Molnar #include "util/util.h" 1186470930SIngo Molnar 1286470930SIngo Molnar #include "util/color.h" 135da50258SArnaldo Carvalho de Melo #include <linux/list.h> 1486470930SIngo Molnar #include "util/cache.h" 1543cbcd8aSArnaldo Carvalho de Melo #include <linux/rbtree.h> 1686470930SIngo Molnar #include "util/symbol.h" 1786470930SIngo Molnar #include "util/string.h" 1886470930SIngo Molnar 1986470930SIngo Molnar #include "perf.h" 2086470930SIngo Molnar 2186470930SIngo Molnar #include "util/parse-options.h" 2286470930SIngo Molnar #include "util/parse-events.h" 2386470930SIngo Molnar 2486470930SIngo Molnar #define SHOW_KERNEL 1 2586470930SIngo Molnar #define SHOW_USER 2 2686470930SIngo Molnar #define SHOW_HV 4 2786470930SIngo Molnar 2886470930SIngo Molnar static char const *input_name = "perf.data"; 2939273ee9SIngo Molnar static char *vmlinux = "vmlinux"; 3086470930SIngo Molnar 3186470930SIngo Molnar static char default_sort_order[] = "comm,symbol"; 3286470930SIngo Molnar static char *sort_order = default_sort_order; 3386470930SIngo Molnar 34fa6963b2SPeter Zijlstra static int force; 3586470930SIngo Molnar static int input; 3686470930SIngo Molnar static int show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV; 3786470930SIngo Molnar 3886470930SIngo Molnar static int dump_trace = 0; 3986470930SIngo Molnar #define dprintf(x...) do { if (dump_trace) printf(x); } while (0) 4086470930SIngo Molnar 4186470930SIngo Molnar static int verbose; 4286470930SIngo Molnar 4342976487SMike Galbraith static int modules; 4442976487SMike Galbraith 4542976487SMike Galbraith static int full_paths; 4642976487SMike Galbraith 47301406b9SFrederic Weisbecker static int print_line; 48301406b9SFrederic Weisbecker 4986470930SIngo Molnar static unsigned long page_size; 5086470930SIngo Molnar static unsigned long mmap_window = 32; 5186470930SIngo Molnar 5286470930SIngo Molnar struct ip_event { 5386470930SIngo Molnar struct perf_event_header header; 549cffa8d5SPaul Mackerras u64 ip; 559cffa8d5SPaul Mackerras u32 pid, tid; 5686470930SIngo Molnar }; 5786470930SIngo Molnar 5886470930SIngo Molnar struct mmap_event { 5986470930SIngo Molnar struct perf_event_header header; 609cffa8d5SPaul Mackerras u32 pid, tid; 619cffa8d5SPaul Mackerras u64 start; 629cffa8d5SPaul Mackerras u64 len; 639cffa8d5SPaul Mackerras u64 pgoff; 6486470930SIngo Molnar char filename[PATH_MAX]; 6586470930SIngo Molnar }; 6686470930SIngo Molnar 6786470930SIngo Molnar struct comm_event { 6886470930SIngo Molnar struct perf_event_header header; 699cffa8d5SPaul Mackerras u32 pid, tid; 7086470930SIngo Molnar char comm[16]; 7186470930SIngo Molnar }; 7286470930SIngo Molnar 7386470930SIngo Molnar struct fork_event { 7486470930SIngo Molnar struct perf_event_header header; 759cffa8d5SPaul Mackerras u32 pid, ppid; 7686470930SIngo Molnar }; 7786470930SIngo Molnar 7886470930SIngo Molnar typedef union event_union { 7986470930SIngo Molnar struct perf_event_header header; 8086470930SIngo Molnar struct ip_event ip; 8186470930SIngo Molnar struct mmap_event mmap; 8286470930SIngo Molnar struct comm_event comm; 8386470930SIngo Molnar struct fork_event fork; 8486470930SIngo Molnar } event_t; 8586470930SIngo Molnar 86301406b9SFrederic Weisbecker 87301406b9SFrederic Weisbecker struct sym_ext { 88971738f3SFrederic Weisbecker struct rb_node node; 89301406b9SFrederic Weisbecker double percent; 90301406b9SFrederic Weisbecker char *path; 91301406b9SFrederic Weisbecker }; 92301406b9SFrederic Weisbecker 9386470930SIngo Molnar static LIST_HEAD(dsos); 9486470930SIngo Molnar static struct dso *kernel_dso; 9586470930SIngo Molnar static struct dso *vdso; 9686470930SIngo Molnar 9786470930SIngo Molnar 9886470930SIngo Molnar static void dsos__add(struct dso *dso) 9986470930SIngo Molnar { 10086470930SIngo Molnar list_add_tail(&dso->node, &dsos); 10186470930SIngo Molnar } 10286470930SIngo Molnar 10386470930SIngo Molnar static struct dso *dsos__find(const char *name) 10486470930SIngo Molnar { 10586470930SIngo Molnar struct dso *pos; 10686470930SIngo Molnar 10786470930SIngo Molnar list_for_each_entry(pos, &dsos, node) 10886470930SIngo Molnar if (strcmp(pos->name, name) == 0) 10986470930SIngo Molnar return pos; 11086470930SIngo Molnar return NULL; 11186470930SIngo Molnar } 11286470930SIngo Molnar 11386470930SIngo Molnar static struct dso *dsos__findnew(const char *name) 11486470930SIngo Molnar { 11586470930SIngo Molnar struct dso *dso = dsos__find(name); 11686470930SIngo Molnar int nr; 11786470930SIngo Molnar 11886470930SIngo Molnar if (dso) 11986470930SIngo Molnar return dso; 12086470930SIngo Molnar 12186470930SIngo Molnar dso = dso__new(name, 0); 12286470930SIngo Molnar if (!dso) 12386470930SIngo Molnar goto out_delete_dso; 12486470930SIngo Molnar 12586470930SIngo Molnar nr = dso__load(dso, NULL, verbose); 12686470930SIngo Molnar if (nr < 0) { 12786470930SIngo Molnar if (verbose) 12886470930SIngo Molnar fprintf(stderr, "Failed to open: %s\n", name); 12986470930SIngo Molnar goto out_delete_dso; 13086470930SIngo Molnar } 13186470930SIngo Molnar if (!nr && verbose) { 13286470930SIngo Molnar fprintf(stderr, 13386470930SIngo Molnar "No symbols found in: %s, maybe install a debug package?\n", 13486470930SIngo Molnar name); 13586470930SIngo Molnar } 13686470930SIngo Molnar 13786470930SIngo Molnar dsos__add(dso); 13886470930SIngo Molnar 13986470930SIngo Molnar return dso; 14086470930SIngo Molnar 14186470930SIngo Molnar out_delete_dso: 14286470930SIngo Molnar dso__delete(dso); 14386470930SIngo Molnar return NULL; 14486470930SIngo Molnar } 14586470930SIngo Molnar 14686470930SIngo Molnar static void dsos__fprintf(FILE *fp) 14786470930SIngo Molnar { 14886470930SIngo Molnar struct dso *pos; 14986470930SIngo Molnar 15086470930SIngo Molnar list_for_each_entry(pos, &dsos, node) 15186470930SIngo Molnar dso__fprintf(pos, fp); 15286470930SIngo Molnar } 15386470930SIngo Molnar 1549cffa8d5SPaul Mackerras static struct symbol *vdso__find_symbol(struct dso *dso, u64 ip) 15586470930SIngo Molnar { 156f37a291cSIngo Molnar return dso__find_symbol(dso, ip); 15786470930SIngo Molnar } 15886470930SIngo Molnar 15986470930SIngo Molnar static int load_kernel(void) 16086470930SIngo Molnar { 16186470930SIngo Molnar int err; 16286470930SIngo Molnar 16386470930SIngo Molnar kernel_dso = dso__new("[kernel]", 0); 16486470930SIngo Molnar if (!kernel_dso) 16586470930SIngo Molnar return -1; 16686470930SIngo Molnar 16742976487SMike Galbraith err = dso__load_kernel(kernel_dso, vmlinux, NULL, verbose, modules); 1689974f496SMike Galbraith if (err <= 0) { 16986470930SIngo Molnar dso__delete(kernel_dso); 17086470930SIngo Molnar kernel_dso = NULL; 17186470930SIngo Molnar } else 17286470930SIngo Molnar dsos__add(kernel_dso); 17386470930SIngo Molnar 17486470930SIngo Molnar vdso = dso__new("[vdso]", 0); 17586470930SIngo Molnar if (!vdso) 17686470930SIngo Molnar return -1; 17786470930SIngo Molnar 17886470930SIngo Molnar vdso->find_symbol = vdso__find_symbol; 17986470930SIngo Molnar 18086470930SIngo Molnar dsos__add(vdso); 18186470930SIngo Molnar 18286470930SIngo Molnar return err; 18386470930SIngo Molnar } 18486470930SIngo Molnar 18586470930SIngo Molnar struct map { 18686470930SIngo Molnar struct list_head node; 1879cffa8d5SPaul Mackerras u64 start; 1889cffa8d5SPaul Mackerras u64 end; 1899cffa8d5SPaul Mackerras u64 pgoff; 1909cffa8d5SPaul Mackerras u64 (*map_ip)(struct map *, u64); 19186470930SIngo Molnar struct dso *dso; 19286470930SIngo Molnar }; 19386470930SIngo Molnar 1949cffa8d5SPaul Mackerras static u64 map__map_ip(struct map *map, u64 ip) 19586470930SIngo Molnar { 19686470930SIngo Molnar return ip - map->start + map->pgoff; 19786470930SIngo Molnar } 19886470930SIngo Molnar 199f37a291cSIngo Molnar static u64 vdso__map_ip(struct map *map __used, u64 ip) 20086470930SIngo Molnar { 20186470930SIngo Molnar return ip; 20286470930SIngo Molnar } 20386470930SIngo Molnar 20486470930SIngo Molnar static struct map *map__new(struct mmap_event *event) 20586470930SIngo Molnar { 20686470930SIngo Molnar struct map *self = malloc(sizeof(*self)); 20786470930SIngo Molnar 20886470930SIngo Molnar if (self != NULL) { 20986470930SIngo Molnar const char *filename = event->filename; 21086470930SIngo Molnar 21186470930SIngo Molnar self->start = event->start; 21286470930SIngo Molnar self->end = event->start + event->len; 21386470930SIngo Molnar self->pgoff = event->pgoff; 21486470930SIngo Molnar 21586470930SIngo Molnar self->dso = dsos__findnew(filename); 21686470930SIngo Molnar if (self->dso == NULL) 21786470930SIngo Molnar goto out_delete; 21886470930SIngo Molnar 21986470930SIngo Molnar if (self->dso == vdso) 22086470930SIngo Molnar self->map_ip = vdso__map_ip; 22186470930SIngo Molnar else 22286470930SIngo Molnar self->map_ip = map__map_ip; 22386470930SIngo Molnar } 22486470930SIngo Molnar return self; 22586470930SIngo Molnar out_delete: 22686470930SIngo Molnar free(self); 22786470930SIngo Molnar return NULL; 22886470930SIngo Molnar } 22986470930SIngo Molnar 23086470930SIngo Molnar static struct map *map__clone(struct map *self) 23186470930SIngo Molnar { 23286470930SIngo Molnar struct map *map = malloc(sizeof(*self)); 23386470930SIngo Molnar 23486470930SIngo Molnar if (!map) 23586470930SIngo Molnar return NULL; 23686470930SIngo Molnar 23786470930SIngo Molnar memcpy(map, self, sizeof(*self)); 23886470930SIngo Molnar 23986470930SIngo Molnar return map; 24086470930SIngo Molnar } 24186470930SIngo Molnar 24286470930SIngo Molnar static int map__overlap(struct map *l, struct map *r) 24386470930SIngo Molnar { 24486470930SIngo Molnar if (l->start > r->start) { 24586470930SIngo Molnar struct map *t = l; 24686470930SIngo Molnar l = r; 24786470930SIngo Molnar r = t; 24886470930SIngo Molnar } 24986470930SIngo Molnar 25086470930SIngo Molnar if (l->end > r->start) 25186470930SIngo Molnar return 1; 25286470930SIngo Molnar 25386470930SIngo Molnar return 0; 25486470930SIngo Molnar } 25586470930SIngo Molnar 25686470930SIngo Molnar static size_t map__fprintf(struct map *self, FILE *fp) 25786470930SIngo Molnar { 258729ff5e2SIngo Molnar return fprintf(fp, " %Lx-%Lx %Lx %s\n", 25986470930SIngo Molnar self->start, self->end, self->pgoff, self->dso->name); 26086470930SIngo Molnar } 26186470930SIngo Molnar 26286470930SIngo Molnar 26386470930SIngo Molnar struct thread { 26486470930SIngo Molnar struct rb_node rb_node; 26586470930SIngo Molnar struct list_head maps; 26686470930SIngo Molnar pid_t pid; 26786470930SIngo Molnar char *comm; 26886470930SIngo Molnar }; 26986470930SIngo Molnar 27086470930SIngo Molnar static struct thread *thread__new(pid_t pid) 27186470930SIngo Molnar { 27286470930SIngo Molnar struct thread *self = malloc(sizeof(*self)); 27386470930SIngo Molnar 27486470930SIngo Molnar if (self != NULL) { 27586470930SIngo Molnar self->pid = pid; 27686470930SIngo Molnar self->comm = malloc(32); 27786470930SIngo Molnar if (self->comm) 27886470930SIngo Molnar snprintf(self->comm, 32, ":%d", self->pid); 27986470930SIngo Molnar INIT_LIST_HEAD(&self->maps); 28086470930SIngo Molnar } 28186470930SIngo Molnar 28286470930SIngo Molnar return self; 28386470930SIngo Molnar } 28486470930SIngo Molnar 28586470930SIngo Molnar static int thread__set_comm(struct thread *self, const char *comm) 28686470930SIngo Molnar { 28786470930SIngo Molnar if (self->comm) 28886470930SIngo Molnar free(self->comm); 28986470930SIngo Molnar self->comm = strdup(comm); 29086470930SIngo Molnar return self->comm ? 0 : -ENOMEM; 29186470930SIngo Molnar } 29286470930SIngo Molnar 29386470930SIngo Molnar static size_t thread__fprintf(struct thread *self, FILE *fp) 29486470930SIngo Molnar { 29586470930SIngo Molnar struct map *pos; 29686470930SIngo Molnar size_t ret = fprintf(fp, "Thread %d %s\n", self->pid, self->comm); 29786470930SIngo Molnar 29886470930SIngo Molnar list_for_each_entry(pos, &self->maps, node) 29986470930SIngo Molnar ret += map__fprintf(pos, fp); 30086470930SIngo Molnar 30186470930SIngo Molnar return ret; 30286470930SIngo Molnar } 30386470930SIngo Molnar 30486470930SIngo Molnar 30586470930SIngo Molnar static struct rb_root threads; 30686470930SIngo Molnar static struct thread *last_match; 30786470930SIngo Molnar 30886470930SIngo Molnar static struct thread *threads__findnew(pid_t pid) 30986470930SIngo Molnar { 31086470930SIngo Molnar struct rb_node **p = &threads.rb_node; 31186470930SIngo Molnar struct rb_node *parent = NULL; 31286470930SIngo Molnar struct thread *th; 31386470930SIngo Molnar 31486470930SIngo Molnar /* 31586470930SIngo Molnar * Font-end cache - PID lookups come in blocks, 31686470930SIngo Molnar * so most of the time we dont have to look up 31786470930SIngo Molnar * the full rbtree: 31886470930SIngo Molnar */ 31986470930SIngo Molnar if (last_match && last_match->pid == pid) 32086470930SIngo Molnar return last_match; 32186470930SIngo Molnar 32286470930SIngo Molnar while (*p != NULL) { 32386470930SIngo Molnar parent = *p; 32486470930SIngo Molnar th = rb_entry(parent, struct thread, rb_node); 32586470930SIngo Molnar 32686470930SIngo Molnar if (th->pid == pid) { 32786470930SIngo Molnar last_match = th; 32886470930SIngo Molnar return th; 32986470930SIngo Molnar } 33086470930SIngo Molnar 33186470930SIngo Molnar if (pid < th->pid) 33286470930SIngo Molnar p = &(*p)->rb_left; 33386470930SIngo Molnar else 33486470930SIngo Molnar p = &(*p)->rb_right; 33586470930SIngo Molnar } 33686470930SIngo Molnar 33786470930SIngo Molnar th = thread__new(pid); 33886470930SIngo Molnar if (th != NULL) { 33986470930SIngo Molnar rb_link_node(&th->rb_node, parent, p); 34086470930SIngo Molnar rb_insert_color(&th->rb_node, &threads); 34186470930SIngo Molnar last_match = th; 34286470930SIngo Molnar } 34386470930SIngo Molnar 34486470930SIngo Molnar return th; 34586470930SIngo Molnar } 34686470930SIngo Molnar 34786470930SIngo Molnar static void thread__insert_map(struct thread *self, struct map *map) 34886470930SIngo Molnar { 34986470930SIngo Molnar struct map *pos, *tmp; 35086470930SIngo Molnar 35186470930SIngo Molnar list_for_each_entry_safe(pos, tmp, &self->maps, node) { 35286470930SIngo Molnar if (map__overlap(pos, map)) { 35386470930SIngo Molnar list_del_init(&pos->node); 35486470930SIngo Molnar /* XXX leaks dsos */ 35586470930SIngo Molnar free(pos); 35686470930SIngo Molnar } 35786470930SIngo Molnar } 35886470930SIngo Molnar 35986470930SIngo Molnar list_add_tail(&map->node, &self->maps); 36086470930SIngo Molnar } 36186470930SIngo Molnar 36286470930SIngo Molnar static int thread__fork(struct thread *self, struct thread *parent) 36386470930SIngo Molnar { 36486470930SIngo Molnar struct map *map; 36586470930SIngo Molnar 36686470930SIngo Molnar if (self->comm) 36786470930SIngo Molnar free(self->comm); 36886470930SIngo Molnar self->comm = strdup(parent->comm); 36986470930SIngo Molnar if (!self->comm) 37086470930SIngo Molnar return -ENOMEM; 37186470930SIngo Molnar 37286470930SIngo Molnar list_for_each_entry(map, &parent->maps, node) { 37386470930SIngo Molnar struct map *new = map__clone(map); 37486470930SIngo Molnar if (!new) 37586470930SIngo Molnar return -ENOMEM; 37686470930SIngo Molnar thread__insert_map(self, new); 37786470930SIngo Molnar } 37886470930SIngo Molnar 37986470930SIngo Molnar return 0; 38086470930SIngo Molnar } 38186470930SIngo Molnar 3829cffa8d5SPaul Mackerras static struct map *thread__find_map(struct thread *self, u64 ip) 38386470930SIngo Molnar { 38486470930SIngo Molnar struct map *pos; 38586470930SIngo Molnar 38686470930SIngo Molnar if (self == NULL) 38786470930SIngo Molnar return NULL; 38886470930SIngo Molnar 38986470930SIngo Molnar list_for_each_entry(pos, &self->maps, node) 39086470930SIngo Molnar if (ip >= pos->start && ip <= pos->end) 39186470930SIngo Molnar return pos; 39286470930SIngo Molnar 39386470930SIngo Molnar return NULL; 39486470930SIngo Molnar } 39586470930SIngo Molnar 39686470930SIngo Molnar static size_t threads__fprintf(FILE *fp) 39786470930SIngo Molnar { 39886470930SIngo Molnar size_t ret = 0; 39986470930SIngo Molnar struct rb_node *nd; 40086470930SIngo Molnar 40186470930SIngo Molnar for (nd = rb_first(&threads); nd; nd = rb_next(nd)) { 40286470930SIngo Molnar struct thread *pos = rb_entry(nd, struct thread, rb_node); 40386470930SIngo Molnar 40486470930SIngo Molnar ret += thread__fprintf(pos, fp); 40586470930SIngo Molnar } 40686470930SIngo Molnar 40786470930SIngo Molnar return ret; 40886470930SIngo Molnar } 40986470930SIngo Molnar 41086470930SIngo Molnar /* 41186470930SIngo Molnar * histogram, sorted on item, collects counts 41286470930SIngo Molnar */ 41386470930SIngo Molnar 41486470930SIngo Molnar static struct rb_root hist; 41586470930SIngo Molnar 41686470930SIngo Molnar struct hist_entry { 41786470930SIngo Molnar struct rb_node rb_node; 41886470930SIngo Molnar 41986470930SIngo Molnar struct thread *thread; 42086470930SIngo Molnar struct map *map; 42186470930SIngo Molnar struct dso *dso; 42286470930SIngo Molnar struct symbol *sym; 4239cffa8d5SPaul Mackerras u64 ip; 42486470930SIngo Molnar char level; 42586470930SIngo Molnar 42686470930SIngo Molnar uint32_t count; 42786470930SIngo Molnar }; 42886470930SIngo Molnar 42986470930SIngo Molnar /* 43086470930SIngo Molnar * configurable sorting bits 43186470930SIngo Molnar */ 43286470930SIngo Molnar 43386470930SIngo Molnar struct sort_entry { 43486470930SIngo Molnar struct list_head list; 43586470930SIngo Molnar 43686470930SIngo Molnar char *header; 43786470930SIngo Molnar 43886470930SIngo Molnar int64_t (*cmp)(struct hist_entry *, struct hist_entry *); 43986470930SIngo Molnar int64_t (*collapse)(struct hist_entry *, struct hist_entry *); 44086470930SIngo Molnar size_t (*print)(FILE *fp, struct hist_entry *); 44186470930SIngo Molnar }; 44286470930SIngo Molnar 44386470930SIngo Molnar /* --sort pid */ 44486470930SIngo Molnar 44586470930SIngo Molnar static int64_t 44686470930SIngo Molnar sort__thread_cmp(struct hist_entry *left, struct hist_entry *right) 44786470930SIngo Molnar { 44886470930SIngo Molnar return right->thread->pid - left->thread->pid; 44986470930SIngo Molnar } 45086470930SIngo Molnar 45186470930SIngo Molnar static size_t 45286470930SIngo Molnar sort__thread_print(FILE *fp, struct hist_entry *self) 45386470930SIngo Molnar { 45486470930SIngo Molnar return fprintf(fp, "%16s:%5d", self->thread->comm ?: "", self->thread->pid); 45586470930SIngo Molnar } 45686470930SIngo Molnar 45786470930SIngo Molnar static struct sort_entry sort_thread = { 45886470930SIngo Molnar .header = " Command: Pid", 45986470930SIngo Molnar .cmp = sort__thread_cmp, 46086470930SIngo Molnar .print = sort__thread_print, 46186470930SIngo Molnar }; 46286470930SIngo Molnar 46386470930SIngo Molnar /* --sort comm */ 46486470930SIngo Molnar 46586470930SIngo Molnar static int64_t 46686470930SIngo Molnar sort__comm_cmp(struct hist_entry *left, struct hist_entry *right) 46786470930SIngo Molnar { 46886470930SIngo Molnar return right->thread->pid - left->thread->pid; 46986470930SIngo Molnar } 47086470930SIngo Molnar 47186470930SIngo Molnar static int64_t 47286470930SIngo Molnar sort__comm_collapse(struct hist_entry *left, struct hist_entry *right) 47386470930SIngo Molnar { 47486470930SIngo Molnar char *comm_l = left->thread->comm; 47586470930SIngo Molnar char *comm_r = right->thread->comm; 47686470930SIngo Molnar 47786470930SIngo Molnar if (!comm_l || !comm_r) { 47886470930SIngo Molnar if (!comm_l && !comm_r) 47986470930SIngo Molnar return 0; 48086470930SIngo Molnar else if (!comm_l) 48186470930SIngo Molnar return -1; 48286470930SIngo Molnar else 48386470930SIngo Molnar return 1; 48486470930SIngo Molnar } 48586470930SIngo Molnar 48686470930SIngo Molnar return strcmp(comm_l, comm_r); 48786470930SIngo Molnar } 48886470930SIngo Molnar 48986470930SIngo Molnar static size_t 49086470930SIngo Molnar sort__comm_print(FILE *fp, struct hist_entry *self) 49186470930SIngo Molnar { 49286470930SIngo Molnar return fprintf(fp, "%16s", self->thread->comm); 49386470930SIngo Molnar } 49486470930SIngo Molnar 49586470930SIngo Molnar static struct sort_entry sort_comm = { 49686470930SIngo Molnar .header = " Command", 49786470930SIngo Molnar .cmp = sort__comm_cmp, 49886470930SIngo Molnar .collapse = sort__comm_collapse, 49986470930SIngo Molnar .print = sort__comm_print, 50086470930SIngo Molnar }; 50186470930SIngo Molnar 50286470930SIngo Molnar /* --sort dso */ 50386470930SIngo Molnar 50486470930SIngo Molnar static int64_t 50586470930SIngo Molnar sort__dso_cmp(struct hist_entry *left, struct hist_entry *right) 50686470930SIngo Molnar { 50786470930SIngo Molnar struct dso *dso_l = left->dso; 50886470930SIngo Molnar struct dso *dso_r = right->dso; 50986470930SIngo Molnar 51086470930SIngo Molnar if (!dso_l || !dso_r) { 51186470930SIngo Molnar if (!dso_l && !dso_r) 51286470930SIngo Molnar return 0; 51386470930SIngo Molnar else if (!dso_l) 51486470930SIngo Molnar return -1; 51586470930SIngo Molnar else 51686470930SIngo Molnar return 1; 51786470930SIngo Molnar } 51886470930SIngo Molnar 51986470930SIngo Molnar return strcmp(dso_l->name, dso_r->name); 52086470930SIngo Molnar } 52186470930SIngo Molnar 52286470930SIngo Molnar static size_t 52386470930SIngo Molnar sort__dso_print(FILE *fp, struct hist_entry *self) 52486470930SIngo Molnar { 52586470930SIngo Molnar if (self->dso) 52686470930SIngo Molnar return fprintf(fp, "%-25s", self->dso->name); 52786470930SIngo Molnar 5289cffa8d5SPaul Mackerras return fprintf(fp, "%016llx ", (u64)self->ip); 52986470930SIngo Molnar } 53086470930SIngo Molnar 53186470930SIngo Molnar static struct sort_entry sort_dso = { 53286470930SIngo Molnar .header = "Shared Object ", 53386470930SIngo Molnar .cmp = sort__dso_cmp, 53486470930SIngo Molnar .print = sort__dso_print, 53586470930SIngo Molnar }; 53686470930SIngo Molnar 53786470930SIngo Molnar /* --sort symbol */ 53886470930SIngo Molnar 53986470930SIngo Molnar static int64_t 54086470930SIngo Molnar sort__sym_cmp(struct hist_entry *left, struct hist_entry *right) 54186470930SIngo Molnar { 5429cffa8d5SPaul Mackerras u64 ip_l, ip_r; 54386470930SIngo Molnar 54486470930SIngo Molnar if (left->sym == right->sym) 54586470930SIngo Molnar return 0; 54686470930SIngo Molnar 54786470930SIngo Molnar ip_l = left->sym ? left->sym->start : left->ip; 54886470930SIngo Molnar ip_r = right->sym ? right->sym->start : right->ip; 54986470930SIngo Molnar 55086470930SIngo Molnar return (int64_t)(ip_r - ip_l); 55186470930SIngo Molnar } 55286470930SIngo Molnar 55386470930SIngo Molnar static size_t 55486470930SIngo Molnar sort__sym_print(FILE *fp, struct hist_entry *self) 55586470930SIngo Molnar { 55686470930SIngo Molnar size_t ret = 0; 55786470930SIngo Molnar 55886470930SIngo Molnar if (verbose) 5599cffa8d5SPaul Mackerras ret += fprintf(fp, "%#018llx ", (u64)self->ip); 56086470930SIngo Molnar 56186470930SIngo Molnar if (self->sym) { 56286470930SIngo Molnar ret += fprintf(fp, "[%c] %s", 56386470930SIngo Molnar self->dso == kernel_dso ? 'k' : '.', self->sym->name); 56486470930SIngo Molnar } else { 5659cffa8d5SPaul Mackerras ret += fprintf(fp, "%#016llx", (u64)self->ip); 56686470930SIngo Molnar } 56786470930SIngo Molnar 56886470930SIngo Molnar return ret; 56986470930SIngo Molnar } 57086470930SIngo Molnar 57186470930SIngo Molnar static struct sort_entry sort_sym = { 57286470930SIngo Molnar .header = "Symbol", 57386470930SIngo Molnar .cmp = sort__sym_cmp, 57486470930SIngo Molnar .print = sort__sym_print, 57586470930SIngo Molnar }; 57686470930SIngo Molnar 57786470930SIngo Molnar static int sort__need_collapse = 0; 57886470930SIngo Molnar 57986470930SIngo Molnar struct sort_dimension { 58086470930SIngo Molnar char *name; 58186470930SIngo Molnar struct sort_entry *entry; 58286470930SIngo Molnar int taken; 58386470930SIngo Molnar }; 58486470930SIngo Molnar 58586470930SIngo Molnar static struct sort_dimension sort_dimensions[] = { 58686470930SIngo Molnar { .name = "pid", .entry = &sort_thread, }, 58786470930SIngo Molnar { .name = "comm", .entry = &sort_comm, }, 58886470930SIngo Molnar { .name = "dso", .entry = &sort_dso, }, 58986470930SIngo Molnar { .name = "symbol", .entry = &sort_sym, }, 59086470930SIngo Molnar }; 59186470930SIngo Molnar 59286470930SIngo Molnar static LIST_HEAD(hist_entry__sort_list); 59386470930SIngo Molnar 59486470930SIngo Molnar static int sort_dimension__add(char *tok) 59586470930SIngo Molnar { 596f37a291cSIngo Molnar unsigned int i; 59786470930SIngo Molnar 59886470930SIngo Molnar for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) { 59986470930SIngo Molnar struct sort_dimension *sd = &sort_dimensions[i]; 60086470930SIngo Molnar 60186470930SIngo Molnar if (sd->taken) 60286470930SIngo Molnar continue; 60386470930SIngo Molnar 60486470930SIngo Molnar if (strncasecmp(tok, sd->name, strlen(tok))) 60586470930SIngo Molnar continue; 60686470930SIngo Molnar 60786470930SIngo Molnar if (sd->entry->collapse) 60886470930SIngo Molnar sort__need_collapse = 1; 60986470930SIngo Molnar 61086470930SIngo Molnar list_add_tail(&sd->entry->list, &hist_entry__sort_list); 61186470930SIngo Molnar sd->taken = 1; 61286470930SIngo Molnar 61386470930SIngo Molnar return 0; 61486470930SIngo Molnar } 61586470930SIngo Molnar 61686470930SIngo Molnar return -ESRCH; 61786470930SIngo Molnar } 61886470930SIngo Molnar 61986470930SIngo Molnar static int64_t 62086470930SIngo Molnar hist_entry__cmp(struct hist_entry *left, struct hist_entry *right) 62186470930SIngo Molnar { 62286470930SIngo Molnar struct sort_entry *se; 62386470930SIngo Molnar int64_t cmp = 0; 62486470930SIngo Molnar 62586470930SIngo Molnar list_for_each_entry(se, &hist_entry__sort_list, list) { 62686470930SIngo Molnar cmp = se->cmp(left, right); 62786470930SIngo Molnar if (cmp) 62886470930SIngo Molnar break; 62986470930SIngo Molnar } 63086470930SIngo Molnar 63186470930SIngo Molnar return cmp; 63286470930SIngo Molnar } 63386470930SIngo Molnar 63486470930SIngo Molnar static int64_t 63586470930SIngo Molnar hist_entry__collapse(struct hist_entry *left, struct hist_entry *right) 63686470930SIngo Molnar { 63786470930SIngo Molnar struct sort_entry *se; 63886470930SIngo Molnar int64_t cmp = 0; 63986470930SIngo Molnar 64086470930SIngo Molnar list_for_each_entry(se, &hist_entry__sort_list, list) { 64186470930SIngo Molnar int64_t (*f)(struct hist_entry *, struct hist_entry *); 64286470930SIngo Molnar 64386470930SIngo Molnar f = se->collapse ?: se->cmp; 64486470930SIngo Molnar 64586470930SIngo Molnar cmp = f(left, right); 64686470930SIngo Molnar if (cmp) 64786470930SIngo Molnar break; 64886470930SIngo Molnar } 64986470930SIngo Molnar 65086470930SIngo Molnar return cmp; 65186470930SIngo Molnar } 65286470930SIngo Molnar 65386470930SIngo Molnar /* 65486470930SIngo Molnar * collect histogram counts 65586470930SIngo Molnar */ 6569cffa8d5SPaul Mackerras static void hist_hit(struct hist_entry *he, u64 ip) 65786470930SIngo Molnar { 65886470930SIngo Molnar unsigned int sym_size, offset; 65986470930SIngo Molnar struct symbol *sym = he->sym; 66086470930SIngo Molnar 66186470930SIngo Molnar he->count++; 66286470930SIngo Molnar 66386470930SIngo Molnar if (!sym || !sym->hist) 66486470930SIngo Molnar return; 66586470930SIngo Molnar 66686470930SIngo Molnar sym_size = sym->end - sym->start; 66786470930SIngo Molnar offset = ip - sym->start; 66886470930SIngo Molnar 66986470930SIngo Molnar if (offset >= sym_size) 67086470930SIngo Molnar return; 67186470930SIngo Molnar 67286470930SIngo Molnar sym->hist_sum++; 67386470930SIngo Molnar sym->hist[offset]++; 67486470930SIngo Molnar 67586470930SIngo Molnar if (verbose >= 3) 67686470930SIngo Molnar printf("%p %s: count++ [ip: %p, %08Lx] => %Ld\n", 6777d37a0cbSArjan van de Ven (void *)(unsigned long)he->sym->start, 67886470930SIngo Molnar he->sym->name, 6797d37a0cbSArjan van de Ven (void *)(unsigned long)ip, ip - he->sym->start, 68086470930SIngo Molnar sym->hist[offset]); 68186470930SIngo Molnar } 68286470930SIngo Molnar 68386470930SIngo Molnar static int 68486470930SIngo Molnar hist_entry__add(struct thread *thread, struct map *map, struct dso *dso, 6859cffa8d5SPaul Mackerras struct symbol *sym, u64 ip, char level) 68686470930SIngo Molnar { 68786470930SIngo Molnar struct rb_node **p = &hist.rb_node; 68886470930SIngo Molnar struct rb_node *parent = NULL; 68986470930SIngo Molnar struct hist_entry *he; 69086470930SIngo Molnar struct hist_entry entry = { 69186470930SIngo Molnar .thread = thread, 69286470930SIngo Molnar .map = map, 69386470930SIngo Molnar .dso = dso, 69486470930SIngo Molnar .sym = sym, 69586470930SIngo Molnar .ip = ip, 69686470930SIngo Molnar .level = level, 69786470930SIngo Molnar .count = 1, 69886470930SIngo Molnar }; 69986470930SIngo Molnar int cmp; 70086470930SIngo Molnar 70186470930SIngo Molnar while (*p != NULL) { 70286470930SIngo Molnar parent = *p; 70386470930SIngo Molnar he = rb_entry(parent, struct hist_entry, rb_node); 70486470930SIngo Molnar 70586470930SIngo Molnar cmp = hist_entry__cmp(&entry, he); 70686470930SIngo Molnar 70786470930SIngo Molnar if (!cmp) { 70886470930SIngo Molnar hist_hit(he, ip); 70986470930SIngo Molnar 71086470930SIngo Molnar return 0; 71186470930SIngo Molnar } 71286470930SIngo Molnar 71386470930SIngo Molnar if (cmp < 0) 71486470930SIngo Molnar p = &(*p)->rb_left; 71586470930SIngo Molnar else 71686470930SIngo Molnar p = &(*p)->rb_right; 71786470930SIngo Molnar } 71886470930SIngo Molnar 71986470930SIngo Molnar he = malloc(sizeof(*he)); 72086470930SIngo Molnar if (!he) 72186470930SIngo Molnar return -ENOMEM; 72286470930SIngo Molnar *he = entry; 72386470930SIngo Molnar rb_link_node(&he->rb_node, parent, p); 72486470930SIngo Molnar rb_insert_color(&he->rb_node, &hist); 72586470930SIngo Molnar 72686470930SIngo Molnar return 0; 72786470930SIngo Molnar } 72886470930SIngo Molnar 72986470930SIngo Molnar static void hist_entry__free(struct hist_entry *he) 73086470930SIngo Molnar { 73186470930SIngo Molnar free(he); 73286470930SIngo Molnar } 73386470930SIngo Molnar 73486470930SIngo Molnar /* 73586470930SIngo Molnar * collapse the histogram 73686470930SIngo Molnar */ 73786470930SIngo Molnar 73886470930SIngo Molnar static struct rb_root collapse_hists; 73986470930SIngo Molnar 74086470930SIngo Molnar static void collapse__insert_entry(struct hist_entry *he) 74186470930SIngo Molnar { 74286470930SIngo Molnar struct rb_node **p = &collapse_hists.rb_node; 74386470930SIngo Molnar struct rb_node *parent = NULL; 74486470930SIngo Molnar struct hist_entry *iter; 74586470930SIngo Molnar int64_t cmp; 74686470930SIngo Molnar 74786470930SIngo Molnar while (*p != NULL) { 74886470930SIngo Molnar parent = *p; 74986470930SIngo Molnar iter = rb_entry(parent, struct hist_entry, rb_node); 75086470930SIngo Molnar 75186470930SIngo Molnar cmp = hist_entry__collapse(iter, he); 75286470930SIngo Molnar 75386470930SIngo Molnar if (!cmp) { 75486470930SIngo Molnar iter->count += he->count; 75586470930SIngo Molnar hist_entry__free(he); 75686470930SIngo Molnar return; 75786470930SIngo Molnar } 75886470930SIngo Molnar 75986470930SIngo Molnar if (cmp < 0) 76086470930SIngo Molnar p = &(*p)->rb_left; 76186470930SIngo Molnar else 76286470930SIngo Molnar p = &(*p)->rb_right; 76386470930SIngo Molnar } 76486470930SIngo Molnar 76586470930SIngo Molnar rb_link_node(&he->rb_node, parent, p); 76686470930SIngo Molnar rb_insert_color(&he->rb_node, &collapse_hists); 76786470930SIngo Molnar } 76886470930SIngo Molnar 76986470930SIngo Molnar static void collapse__resort(void) 77086470930SIngo Molnar { 77186470930SIngo Molnar struct rb_node *next; 77286470930SIngo Molnar struct hist_entry *n; 77386470930SIngo Molnar 77486470930SIngo Molnar if (!sort__need_collapse) 77586470930SIngo Molnar return; 77686470930SIngo Molnar 77786470930SIngo Molnar next = rb_first(&hist); 77886470930SIngo Molnar while (next) { 77986470930SIngo Molnar n = rb_entry(next, struct hist_entry, rb_node); 78086470930SIngo Molnar next = rb_next(&n->rb_node); 78186470930SIngo Molnar 78286470930SIngo Molnar rb_erase(&n->rb_node, &hist); 78386470930SIngo Molnar collapse__insert_entry(n); 78486470930SIngo Molnar } 78586470930SIngo Molnar } 78686470930SIngo Molnar 78786470930SIngo Molnar /* 78886470930SIngo Molnar * reverse the map, sort on count. 78986470930SIngo Molnar */ 79086470930SIngo Molnar 79186470930SIngo Molnar static struct rb_root output_hists; 79286470930SIngo Molnar 79386470930SIngo Molnar static void output__insert_entry(struct hist_entry *he) 79486470930SIngo Molnar { 79586470930SIngo Molnar struct rb_node **p = &output_hists.rb_node; 79686470930SIngo Molnar struct rb_node *parent = NULL; 79786470930SIngo Molnar struct hist_entry *iter; 79886470930SIngo Molnar 79986470930SIngo Molnar while (*p != NULL) { 80086470930SIngo Molnar parent = *p; 80186470930SIngo Molnar iter = rb_entry(parent, struct hist_entry, rb_node); 80286470930SIngo Molnar 80386470930SIngo Molnar if (he->count > iter->count) 80486470930SIngo Molnar p = &(*p)->rb_left; 80586470930SIngo Molnar else 80686470930SIngo Molnar p = &(*p)->rb_right; 80786470930SIngo Molnar } 80886470930SIngo Molnar 80986470930SIngo Molnar rb_link_node(&he->rb_node, parent, p); 81086470930SIngo Molnar rb_insert_color(&he->rb_node, &output_hists); 81186470930SIngo Molnar } 81286470930SIngo Molnar 81386470930SIngo Molnar static void output__resort(void) 81486470930SIngo Molnar { 81586470930SIngo Molnar struct rb_node *next; 81686470930SIngo Molnar struct hist_entry *n; 81786470930SIngo Molnar struct rb_root *tree = &hist; 81886470930SIngo Molnar 81986470930SIngo Molnar if (sort__need_collapse) 82086470930SIngo Molnar tree = &collapse_hists; 82186470930SIngo Molnar 82286470930SIngo Molnar next = rb_first(tree); 82386470930SIngo Molnar 82486470930SIngo Molnar while (next) { 82586470930SIngo Molnar n = rb_entry(next, struct hist_entry, rb_node); 82686470930SIngo Molnar next = rb_next(&n->rb_node); 82786470930SIngo Molnar 82886470930SIngo Molnar rb_erase(&n->rb_node, tree); 82986470930SIngo Molnar output__insert_entry(n); 83086470930SIngo Molnar } 83186470930SIngo Molnar } 83286470930SIngo Molnar 83386470930SIngo Molnar static void register_idle_thread(void) 83486470930SIngo Molnar { 83586470930SIngo Molnar struct thread *thread = threads__findnew(0); 83686470930SIngo Molnar 83786470930SIngo Molnar if (thread == NULL || 83886470930SIngo Molnar thread__set_comm(thread, "[idle]")) { 83986470930SIngo Molnar fprintf(stderr, "problem inserting idle task.\n"); 84086470930SIngo Molnar exit(-1); 84186470930SIngo Molnar } 84286470930SIngo Molnar } 84386470930SIngo Molnar 84486470930SIngo Molnar static unsigned long total = 0, 84586470930SIngo Molnar total_mmap = 0, 84686470930SIngo Molnar total_comm = 0, 84786470930SIngo Molnar total_fork = 0, 84886470930SIngo Molnar total_unknown = 0; 84986470930SIngo Molnar 85086470930SIngo Molnar static int 851e6e18ec7SPeter Zijlstra process_sample_event(event_t *event, unsigned long offset, unsigned long head) 85286470930SIngo Molnar { 85386470930SIngo Molnar char level; 85486470930SIngo Molnar int show = 0; 85586470930SIngo Molnar struct dso *dso = NULL; 85686470930SIngo Molnar struct thread *thread = threads__findnew(event->ip.pid); 8579cffa8d5SPaul Mackerras u64 ip = event->ip.ip; 85886470930SIngo Molnar struct map *map = NULL; 85986470930SIngo Molnar 86086470930SIngo Molnar dprintf("%p [%p]: PERF_EVENT (IP, %d): %d: %p\n", 86186470930SIngo Molnar (void *)(offset + head), 86286470930SIngo Molnar (void *)(long)(event->header.size), 86386470930SIngo Molnar event->header.misc, 86486470930SIngo Molnar event->ip.pid, 86586470930SIngo Molnar (void *)(long)ip); 86686470930SIngo Molnar 86786470930SIngo Molnar dprintf(" ... thread: %s:%d\n", thread->comm, thread->pid); 86886470930SIngo Molnar 86986470930SIngo Molnar if (thread == NULL) { 87086470930SIngo Molnar fprintf(stderr, "problem processing %d event, skipping it.\n", 87186470930SIngo Molnar event->header.type); 87286470930SIngo Molnar return -1; 87386470930SIngo Molnar } 87486470930SIngo Molnar 87586470930SIngo Molnar if (event->header.misc & PERF_EVENT_MISC_KERNEL) { 87686470930SIngo Molnar show = SHOW_KERNEL; 87786470930SIngo Molnar level = 'k'; 87886470930SIngo Molnar 87986470930SIngo Molnar dso = kernel_dso; 88086470930SIngo Molnar 88186470930SIngo Molnar dprintf(" ...... dso: %s\n", dso->name); 88286470930SIngo Molnar 88386470930SIngo Molnar } else if (event->header.misc & PERF_EVENT_MISC_USER) { 88486470930SIngo Molnar 88586470930SIngo Molnar show = SHOW_USER; 88686470930SIngo Molnar level = '.'; 88786470930SIngo Molnar 88886470930SIngo Molnar map = thread__find_map(thread, ip); 88986470930SIngo Molnar if (map != NULL) { 89086470930SIngo Molnar ip = map->map_ip(map, ip); 89186470930SIngo Molnar dso = map->dso; 89286470930SIngo Molnar } else { 89386470930SIngo Molnar /* 89486470930SIngo Molnar * If this is outside of all known maps, 89586470930SIngo Molnar * and is a negative address, try to look it 89686470930SIngo Molnar * up in the kernel dso, as it might be a 89786470930SIngo Molnar * vsyscall (which executes in user-mode): 89886470930SIngo Molnar */ 89986470930SIngo Molnar if ((long long)ip < 0) 90086470930SIngo Molnar dso = kernel_dso; 90186470930SIngo Molnar } 90286470930SIngo Molnar dprintf(" ...... dso: %s\n", dso ? dso->name : "<not found>"); 90386470930SIngo Molnar 90486470930SIngo Molnar } else { 90586470930SIngo Molnar show = SHOW_HV; 90686470930SIngo Molnar level = 'H'; 90786470930SIngo Molnar dprintf(" ...... dso: [hypervisor]\n"); 90886470930SIngo Molnar } 90986470930SIngo Molnar 91086470930SIngo Molnar if (show & show_mask) { 91186470930SIngo Molnar struct symbol *sym = NULL; 91286470930SIngo Molnar 91386470930SIngo Molnar if (dso) 91486470930SIngo Molnar sym = dso->find_symbol(dso, ip); 91586470930SIngo Molnar 91686470930SIngo Molnar if (hist_entry__add(thread, map, dso, sym, ip, level)) { 91786470930SIngo Molnar fprintf(stderr, 91886470930SIngo Molnar "problem incrementing symbol count, skipping event\n"); 91986470930SIngo Molnar return -1; 92086470930SIngo Molnar } 92186470930SIngo Molnar } 92286470930SIngo Molnar total++; 92386470930SIngo Molnar 92486470930SIngo Molnar return 0; 92586470930SIngo Molnar } 92686470930SIngo Molnar 92786470930SIngo Molnar static int 92886470930SIngo Molnar process_mmap_event(event_t *event, unsigned long offset, unsigned long head) 92986470930SIngo Molnar { 93086470930SIngo Molnar struct thread *thread = threads__findnew(event->mmap.pid); 93186470930SIngo Molnar struct map *map = map__new(&event->mmap); 93286470930SIngo Molnar 93386470930SIngo Molnar dprintf("%p [%p]: PERF_EVENT_MMAP %d: [%p(%p) @ %p]: %s\n", 93486470930SIngo Molnar (void *)(offset + head), 93586470930SIngo Molnar (void *)(long)(event->header.size), 93686470930SIngo Molnar event->mmap.pid, 93786470930SIngo Molnar (void *)(long)event->mmap.start, 93886470930SIngo Molnar (void *)(long)event->mmap.len, 93986470930SIngo Molnar (void *)(long)event->mmap.pgoff, 94086470930SIngo Molnar event->mmap.filename); 94186470930SIngo Molnar 94286470930SIngo Molnar if (thread == NULL || map == NULL) { 94386470930SIngo Molnar dprintf("problem processing PERF_EVENT_MMAP, skipping event.\n"); 94486470930SIngo Molnar return 0; 94586470930SIngo Molnar } 94686470930SIngo Molnar 94786470930SIngo Molnar thread__insert_map(thread, map); 94886470930SIngo Molnar total_mmap++; 94986470930SIngo Molnar 95086470930SIngo Molnar return 0; 95186470930SIngo Molnar } 95286470930SIngo Molnar 95386470930SIngo Molnar static int 95486470930SIngo Molnar process_comm_event(event_t *event, unsigned long offset, unsigned long head) 95586470930SIngo Molnar { 95686470930SIngo Molnar struct thread *thread = threads__findnew(event->comm.pid); 95786470930SIngo Molnar 95886470930SIngo Molnar dprintf("%p [%p]: PERF_EVENT_COMM: %s:%d\n", 95986470930SIngo Molnar (void *)(offset + head), 96086470930SIngo Molnar (void *)(long)(event->header.size), 96186470930SIngo Molnar event->comm.comm, event->comm.pid); 96286470930SIngo Molnar 96386470930SIngo Molnar if (thread == NULL || 96486470930SIngo Molnar thread__set_comm(thread, event->comm.comm)) { 96586470930SIngo Molnar dprintf("problem processing PERF_EVENT_COMM, skipping event.\n"); 96686470930SIngo Molnar return -1; 96786470930SIngo Molnar } 96886470930SIngo Molnar total_comm++; 96986470930SIngo Molnar 97086470930SIngo Molnar return 0; 97186470930SIngo Molnar } 97286470930SIngo Molnar 97386470930SIngo Molnar static int 97486470930SIngo Molnar process_fork_event(event_t *event, unsigned long offset, unsigned long head) 97586470930SIngo Molnar { 97686470930SIngo Molnar struct thread *thread = threads__findnew(event->fork.pid); 97786470930SIngo Molnar struct thread *parent = threads__findnew(event->fork.ppid); 97886470930SIngo Molnar 97986470930SIngo Molnar dprintf("%p [%p]: PERF_EVENT_FORK: %d:%d\n", 98086470930SIngo Molnar (void *)(offset + head), 98186470930SIngo Molnar (void *)(long)(event->header.size), 98286470930SIngo Molnar event->fork.pid, event->fork.ppid); 98386470930SIngo Molnar 98415f3fa4eSIngo Molnar /* 98515f3fa4eSIngo Molnar * A thread clone will have the same PID for both 98615f3fa4eSIngo Molnar * parent and child. 98715f3fa4eSIngo Molnar */ 98815f3fa4eSIngo Molnar if (thread == parent) 98915f3fa4eSIngo Molnar return 0; 99015f3fa4eSIngo Molnar 99186470930SIngo Molnar if (!thread || !parent || thread__fork(thread, parent)) { 99286470930SIngo Molnar dprintf("problem processing PERF_EVENT_FORK, skipping event.\n"); 99386470930SIngo Molnar return -1; 99486470930SIngo Molnar } 99586470930SIngo Molnar total_fork++; 99686470930SIngo Molnar 99786470930SIngo Molnar return 0; 99886470930SIngo Molnar } 99986470930SIngo Molnar 100086470930SIngo Molnar static int 100186470930SIngo Molnar process_event(event_t *event, unsigned long offset, unsigned long head) 100286470930SIngo Molnar { 100386470930SIngo Molnar switch (event->header.type) { 1004e6e18ec7SPeter Zijlstra case PERF_EVENT_SAMPLE: 1005e6e18ec7SPeter Zijlstra return process_sample_event(event, offset, head); 1006e6e18ec7SPeter Zijlstra 100786470930SIngo Molnar case PERF_EVENT_MMAP: 100886470930SIngo Molnar return process_mmap_event(event, offset, head); 100986470930SIngo Molnar 101086470930SIngo Molnar case PERF_EVENT_COMM: 101186470930SIngo Molnar return process_comm_event(event, offset, head); 101286470930SIngo Molnar 101386470930SIngo Molnar case PERF_EVENT_FORK: 101486470930SIngo Molnar return process_fork_event(event, offset, head); 101586470930SIngo Molnar /* 101686470930SIngo Molnar * We dont process them right now but they are fine: 101786470930SIngo Molnar */ 101886470930SIngo Molnar 101986470930SIngo Molnar case PERF_EVENT_THROTTLE: 102086470930SIngo Molnar case PERF_EVENT_UNTHROTTLE: 102186470930SIngo Molnar return 0; 102286470930SIngo Molnar 102386470930SIngo Molnar default: 102486470930SIngo Molnar return -1; 102586470930SIngo Molnar } 102686470930SIngo Molnar 102786470930SIngo Molnar return 0; 102886470930SIngo Molnar } 102986470930SIngo Molnar 103086470930SIngo Molnar static int 10319cffa8d5SPaul Mackerras parse_line(FILE *file, struct symbol *sym, u64 start, u64 len) 103286470930SIngo Molnar { 103386470930SIngo Molnar char *line = NULL, *tmp, *tmp2; 1034301406b9SFrederic Weisbecker static const char *prev_line; 1035301406b9SFrederic Weisbecker static const char *prev_color; 103686470930SIngo Molnar unsigned int offset; 103786470930SIngo Molnar size_t line_len; 1038f37a291cSIngo Molnar s64 line_ip; 103986470930SIngo Molnar int ret; 104086470930SIngo Molnar char *c; 104186470930SIngo Molnar 104286470930SIngo Molnar if (getline(&line, &line_len, file) < 0) 104386470930SIngo Molnar return -1; 104486470930SIngo Molnar if (!line) 104586470930SIngo Molnar return -1; 104686470930SIngo Molnar 104786470930SIngo Molnar c = strchr(line, '\n'); 104886470930SIngo Molnar if (c) 104986470930SIngo Molnar *c = 0; 105086470930SIngo Molnar 105186470930SIngo Molnar line_ip = -1; 105286470930SIngo Molnar offset = 0; 105386470930SIngo Molnar ret = -2; 105486470930SIngo Molnar 105586470930SIngo Molnar /* 105686470930SIngo Molnar * Strip leading spaces: 105786470930SIngo Molnar */ 105886470930SIngo Molnar tmp = line; 105986470930SIngo Molnar while (*tmp) { 106086470930SIngo Molnar if (*tmp != ' ') 106186470930SIngo Molnar break; 106286470930SIngo Molnar tmp++; 106386470930SIngo Molnar } 106486470930SIngo Molnar 106586470930SIngo Molnar if (*tmp) { 106686470930SIngo Molnar /* 106786470930SIngo Molnar * Parse hexa addresses followed by ':' 106886470930SIngo Molnar */ 106986470930SIngo Molnar line_ip = strtoull(tmp, &tmp2, 16); 107086470930SIngo Molnar if (*tmp2 != ':') 107186470930SIngo Molnar line_ip = -1; 107286470930SIngo Molnar } 107386470930SIngo Molnar 107486470930SIngo Molnar if (line_ip != -1) { 1075301406b9SFrederic Weisbecker const char *path = NULL; 107686470930SIngo Molnar unsigned int hits = 0; 107786470930SIngo Molnar double percent = 0.0; 1078971738f3SFrederic Weisbecker char *color; 1079301406b9SFrederic Weisbecker struct sym_ext *sym_ext = sym->priv; 108086470930SIngo Molnar 108186470930SIngo Molnar offset = line_ip - start; 108286470930SIngo Molnar if (offset < len) 108386470930SIngo Molnar hits = sym->hist[offset]; 108486470930SIngo Molnar 1085c17c2db1SFrederic Weisbecker if (offset < len && sym_ext) { 1086301406b9SFrederic Weisbecker path = sym_ext[offset].path; 1087301406b9SFrederic Weisbecker percent = sym_ext[offset].percent; 1088301406b9SFrederic Weisbecker } else if (sym->hist_sum) 108986470930SIngo Molnar percent = 100.0 * hits / sym->hist_sum; 109086470930SIngo Molnar 10911e11fd82SFrederic Weisbecker color = get_percent_color(percent); 109286470930SIngo Molnar 1093301406b9SFrederic Weisbecker /* 1094301406b9SFrederic Weisbecker * Also color the filename and line if needed, with 1095301406b9SFrederic Weisbecker * the same color than the percentage. Don't print it 1096301406b9SFrederic Weisbecker * twice for close colored ip with the same filename:line 1097301406b9SFrederic Weisbecker */ 1098301406b9SFrederic Weisbecker if (path) { 1099301406b9SFrederic Weisbecker if (!prev_line || strcmp(prev_line, path) 1100301406b9SFrederic Weisbecker || color != prev_color) { 1101301406b9SFrederic Weisbecker color_fprintf(stdout, color, " %s", path); 1102301406b9SFrederic Weisbecker prev_line = path; 1103301406b9SFrederic Weisbecker prev_color = color; 1104301406b9SFrederic Weisbecker } 1105301406b9SFrederic Weisbecker } 1106301406b9SFrederic Weisbecker 110786470930SIngo Molnar color_fprintf(stdout, color, " %7.2f", percent); 110886470930SIngo Molnar printf(" : "); 110986470930SIngo Molnar color_fprintf(stdout, PERF_COLOR_BLUE, "%s\n", line); 111086470930SIngo Molnar } else { 111186470930SIngo Molnar if (!*line) 111286470930SIngo Molnar printf(" :\n"); 111386470930SIngo Molnar else 111486470930SIngo Molnar printf(" : %s\n", line); 111586470930SIngo Molnar } 111686470930SIngo Molnar 111786470930SIngo Molnar return 0; 111886470930SIngo Molnar } 111986470930SIngo Molnar 1120971738f3SFrederic Weisbecker static struct rb_root root_sym_ext; 1121971738f3SFrederic Weisbecker 1122971738f3SFrederic Weisbecker static void insert_source_line(struct sym_ext *sym_ext) 1123971738f3SFrederic Weisbecker { 1124971738f3SFrederic Weisbecker struct sym_ext *iter; 1125971738f3SFrederic Weisbecker struct rb_node **p = &root_sym_ext.rb_node; 1126971738f3SFrederic Weisbecker struct rb_node *parent = NULL; 1127971738f3SFrederic Weisbecker 1128971738f3SFrederic Weisbecker while (*p != NULL) { 1129971738f3SFrederic Weisbecker parent = *p; 1130971738f3SFrederic Weisbecker iter = rb_entry(parent, struct sym_ext, node); 1131971738f3SFrederic Weisbecker 1132971738f3SFrederic Weisbecker if (sym_ext->percent > iter->percent) 1133971738f3SFrederic Weisbecker p = &(*p)->rb_left; 1134971738f3SFrederic Weisbecker else 1135971738f3SFrederic Weisbecker p = &(*p)->rb_right; 1136971738f3SFrederic Weisbecker } 1137971738f3SFrederic Weisbecker 1138971738f3SFrederic Weisbecker rb_link_node(&sym_ext->node, parent, p); 1139971738f3SFrederic Weisbecker rb_insert_color(&sym_ext->node, &root_sym_ext); 1140971738f3SFrederic Weisbecker } 1141971738f3SFrederic Weisbecker 1142301406b9SFrederic Weisbecker static void free_source_line(struct symbol *sym, int len) 1143301406b9SFrederic Weisbecker { 1144301406b9SFrederic Weisbecker struct sym_ext *sym_ext = sym->priv; 1145301406b9SFrederic Weisbecker int i; 1146301406b9SFrederic Weisbecker 1147301406b9SFrederic Weisbecker if (!sym_ext) 1148301406b9SFrederic Weisbecker return; 1149301406b9SFrederic Weisbecker 1150301406b9SFrederic Weisbecker for (i = 0; i < len; i++) 1151301406b9SFrederic Weisbecker free(sym_ext[i].path); 1152301406b9SFrederic Weisbecker free(sym_ext); 1153301406b9SFrederic Weisbecker 1154301406b9SFrederic Weisbecker sym->priv = NULL; 1155971738f3SFrederic Weisbecker root_sym_ext = RB_ROOT; 1156301406b9SFrederic Weisbecker } 1157301406b9SFrederic Weisbecker 1158301406b9SFrederic Weisbecker /* Get the filename:line for the colored entries */ 1159c17c2db1SFrederic Weisbecker static void 11609cffa8d5SPaul Mackerras get_source_line(struct symbol *sym, u64 start, int len, char *filename) 1161301406b9SFrederic Weisbecker { 1162301406b9SFrederic Weisbecker int i; 1163301406b9SFrederic Weisbecker char cmd[PATH_MAX * 2]; 1164301406b9SFrederic Weisbecker struct sym_ext *sym_ext; 1165301406b9SFrederic Weisbecker 1166301406b9SFrederic Weisbecker if (!sym->hist_sum) 1167301406b9SFrederic Weisbecker return; 1168301406b9SFrederic Weisbecker 1169301406b9SFrederic Weisbecker sym->priv = calloc(len, sizeof(struct sym_ext)); 1170301406b9SFrederic Weisbecker if (!sym->priv) 1171301406b9SFrederic Weisbecker return; 1172301406b9SFrederic Weisbecker 1173301406b9SFrederic Weisbecker sym_ext = sym->priv; 1174301406b9SFrederic Weisbecker 1175301406b9SFrederic Weisbecker for (i = 0; i < len; i++) { 1176301406b9SFrederic Weisbecker char *path = NULL; 1177301406b9SFrederic Weisbecker size_t line_len; 11789cffa8d5SPaul Mackerras u64 offset; 1179301406b9SFrederic Weisbecker FILE *fp; 1180301406b9SFrederic Weisbecker 1181301406b9SFrederic Weisbecker sym_ext[i].percent = 100.0 * sym->hist[i] / sym->hist_sum; 1182301406b9SFrederic Weisbecker if (sym_ext[i].percent <= 0.5) 1183301406b9SFrederic Weisbecker continue; 1184301406b9SFrederic Weisbecker 1185301406b9SFrederic Weisbecker offset = start + i; 1186c17c2db1SFrederic Weisbecker sprintf(cmd, "addr2line -e %s %016llx", filename, offset); 1187301406b9SFrederic Weisbecker fp = popen(cmd, "r"); 1188301406b9SFrederic Weisbecker if (!fp) 1189301406b9SFrederic Weisbecker continue; 1190301406b9SFrederic Weisbecker 1191301406b9SFrederic Weisbecker if (getline(&path, &line_len, fp) < 0 || !line_len) 1192301406b9SFrederic Weisbecker goto next; 1193301406b9SFrederic Weisbecker 1194c17c2db1SFrederic Weisbecker sym_ext[i].path = malloc(sizeof(char) * line_len + 1); 1195301406b9SFrederic Weisbecker if (!sym_ext[i].path) 1196301406b9SFrederic Weisbecker goto next; 1197301406b9SFrederic Weisbecker 1198301406b9SFrederic Weisbecker strcpy(sym_ext[i].path, path); 1199971738f3SFrederic Weisbecker insert_source_line(&sym_ext[i]); 1200301406b9SFrederic Weisbecker 1201301406b9SFrederic Weisbecker next: 1202301406b9SFrederic Weisbecker pclose(fp); 1203301406b9SFrederic Weisbecker } 1204301406b9SFrederic Weisbecker } 1205301406b9SFrederic Weisbecker 1206971738f3SFrederic Weisbecker static void print_summary(char *filename) 1207971738f3SFrederic Weisbecker { 1208971738f3SFrederic Weisbecker struct sym_ext *sym_ext; 1209971738f3SFrederic Weisbecker struct rb_node *node; 1210971738f3SFrederic Weisbecker 1211971738f3SFrederic Weisbecker printf("\nSorted summary for file %s\n", filename); 1212971738f3SFrederic Weisbecker printf("----------------------------------------------\n\n"); 1213971738f3SFrederic Weisbecker 1214971738f3SFrederic Weisbecker if (RB_EMPTY_ROOT(&root_sym_ext)) { 1215971738f3SFrederic Weisbecker printf(" Nothing higher than %1.1f%%\n", MIN_GREEN); 1216971738f3SFrederic Weisbecker return; 1217971738f3SFrederic Weisbecker } 1218971738f3SFrederic Weisbecker 1219971738f3SFrederic Weisbecker node = rb_first(&root_sym_ext); 1220971738f3SFrederic Weisbecker while (node) { 1221971738f3SFrederic Weisbecker double percent; 1222971738f3SFrederic Weisbecker char *color; 1223971738f3SFrederic Weisbecker char *path; 1224971738f3SFrederic Weisbecker 1225971738f3SFrederic Weisbecker sym_ext = rb_entry(node, struct sym_ext, node); 1226971738f3SFrederic Weisbecker percent = sym_ext->percent; 12271e11fd82SFrederic Weisbecker color = get_percent_color(percent); 1228971738f3SFrederic Weisbecker path = sym_ext->path; 1229971738f3SFrederic Weisbecker 1230971738f3SFrederic Weisbecker color_fprintf(stdout, color, " %7.2f %s", percent, path); 1231971738f3SFrederic Weisbecker node = rb_next(node); 1232971738f3SFrederic Weisbecker } 1233971738f3SFrederic Weisbecker } 1234971738f3SFrederic Weisbecker 123586470930SIngo Molnar static void annotate_sym(struct dso *dso, struct symbol *sym) 123686470930SIngo Molnar { 123742976487SMike Galbraith char *filename = dso->name, *d_filename; 12389cffa8d5SPaul Mackerras u64 start, end, len; 123986470930SIngo Molnar char command[PATH_MAX*2]; 124086470930SIngo Molnar FILE *file; 124186470930SIngo Molnar 124286470930SIngo Molnar if (!filename) 124386470930SIngo Molnar return; 124442976487SMike Galbraith if (sym->module) 124542976487SMike Galbraith filename = sym->module->path; 124642976487SMike Galbraith else if (dso == kernel_dso) 124786470930SIngo Molnar filename = vmlinux; 124886470930SIngo Molnar 124986470930SIngo Molnar start = sym->obj_start; 125086470930SIngo Molnar if (!start) 125186470930SIngo Molnar start = sym->start; 125242976487SMike Galbraith if (full_paths) 125342976487SMike Galbraith d_filename = filename; 125442976487SMike Galbraith else 125542976487SMike Galbraith d_filename = basename(filename); 125686470930SIngo Molnar 125786470930SIngo Molnar end = start + sym->end - sym->start + 1; 125886470930SIngo Molnar len = sym->end - sym->start; 125986470930SIngo Molnar 1260971738f3SFrederic Weisbecker if (print_line) { 1261c17c2db1SFrederic Weisbecker get_source_line(sym, start, len, filename); 1262971738f3SFrederic Weisbecker print_summary(filename); 1263971738f3SFrederic Weisbecker } 1264971738f3SFrederic Weisbecker 1265971738f3SFrederic Weisbecker printf("\n\n------------------------------------------------\n"); 126642976487SMike Galbraith printf(" Percent | Source code & Disassembly of %s\n", d_filename); 1267971738f3SFrederic Weisbecker printf("------------------------------------------------\n"); 1268971738f3SFrederic Weisbecker 1269971738f3SFrederic Weisbecker if (verbose >= 2) 1270971738f3SFrederic Weisbecker printf("annotating [%p] %30s : [%p] %30s\n", dso, dso->name, sym, sym->name); 1271301406b9SFrederic Weisbecker 127242976487SMike Galbraith sprintf(command, "objdump --start-address=0x%016Lx --stop-address=0x%016Lx -dS %s|grep -v %s", 127342976487SMike Galbraith (u64)start, (u64)end, filename, filename); 127486470930SIngo Molnar 127586470930SIngo Molnar if (verbose >= 3) 127686470930SIngo Molnar printf("doing: %s\n", command); 127786470930SIngo Molnar 127886470930SIngo Molnar file = popen(command, "r"); 127986470930SIngo Molnar if (!file) 128086470930SIngo Molnar return; 128186470930SIngo Molnar 128286470930SIngo Molnar while (!feof(file)) { 128386470930SIngo Molnar if (parse_line(file, sym, start, len) < 0) 128486470930SIngo Molnar break; 128586470930SIngo Molnar } 128686470930SIngo Molnar 128786470930SIngo Molnar pclose(file); 1288971738f3SFrederic Weisbecker if (print_line) 1289301406b9SFrederic Weisbecker free_source_line(sym, len); 129086470930SIngo Molnar } 129186470930SIngo Molnar 129286470930SIngo Molnar static void find_annotations(void) 129386470930SIngo Molnar { 129486470930SIngo Molnar struct rb_node *nd; 129586470930SIngo Molnar struct dso *dso; 129686470930SIngo Molnar int count = 0; 129786470930SIngo Molnar 129886470930SIngo Molnar list_for_each_entry(dso, &dsos, node) { 129986470930SIngo Molnar 130086470930SIngo Molnar for (nd = rb_first(&dso->syms); nd; nd = rb_next(nd)) { 130186470930SIngo Molnar struct symbol *sym = rb_entry(nd, struct symbol, rb_node); 130286470930SIngo Molnar 130386470930SIngo Molnar if (sym->hist) { 130486470930SIngo Molnar annotate_sym(dso, sym); 130586470930SIngo Molnar count++; 130686470930SIngo Molnar } 130786470930SIngo Molnar } 130886470930SIngo Molnar } 130986470930SIngo Molnar 131086470930SIngo Molnar if (!count) 131186470930SIngo Molnar printf(" Error: symbol '%s' not present amongst the samples.\n", sym_hist_filter); 131286470930SIngo Molnar } 131386470930SIngo Molnar 131486470930SIngo Molnar static int __cmd_annotate(void) 131586470930SIngo Molnar { 131686470930SIngo Molnar int ret, rc = EXIT_FAILURE; 131786470930SIngo Molnar unsigned long offset = 0; 131886470930SIngo Molnar unsigned long head = 0; 131986470930SIngo Molnar struct stat stat; 132086470930SIngo Molnar event_t *event; 132186470930SIngo Molnar uint32_t size; 132286470930SIngo Molnar char *buf; 132386470930SIngo Molnar 132486470930SIngo Molnar register_idle_thread(); 132586470930SIngo Molnar 132686470930SIngo Molnar input = open(input_name, O_RDONLY); 132786470930SIngo Molnar if (input < 0) { 132886470930SIngo Molnar perror("failed to open file"); 132986470930SIngo Molnar exit(-1); 133086470930SIngo Molnar } 133186470930SIngo Molnar 133286470930SIngo Molnar ret = fstat(input, &stat); 133386470930SIngo Molnar if (ret < 0) { 133486470930SIngo Molnar perror("failed to stat file"); 133586470930SIngo Molnar exit(-1); 133686470930SIngo Molnar } 133786470930SIngo Molnar 1338fa6963b2SPeter Zijlstra if (!force && (stat.st_uid != geteuid())) { 1339fa6963b2SPeter Zijlstra fprintf(stderr, "file: %s not owned by current user\n", input_name); 1340fa6963b2SPeter Zijlstra exit(-1); 1341fa6963b2SPeter Zijlstra } 1342fa6963b2SPeter Zijlstra 134386470930SIngo Molnar if (!stat.st_size) { 134486470930SIngo Molnar fprintf(stderr, "zero-sized file, nothing to do!\n"); 134586470930SIngo Molnar exit(0); 134686470930SIngo Molnar } 134786470930SIngo Molnar 134886470930SIngo Molnar if (load_kernel() < 0) { 134986470930SIngo Molnar perror("failed to load kernel symbols"); 135086470930SIngo Molnar return EXIT_FAILURE; 135186470930SIngo Molnar } 135286470930SIngo Molnar 135386470930SIngo Molnar remap: 135486470930SIngo Molnar buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ, 135586470930SIngo Molnar MAP_SHARED, input, offset); 135686470930SIngo Molnar if (buf == MAP_FAILED) { 135786470930SIngo Molnar perror("failed to mmap file"); 135886470930SIngo Molnar exit(-1); 135986470930SIngo Molnar } 136086470930SIngo Molnar 136186470930SIngo Molnar more: 136286470930SIngo Molnar event = (event_t *)(buf + head); 136386470930SIngo Molnar 136486470930SIngo Molnar size = event->header.size; 136586470930SIngo Molnar if (!size) 136686470930SIngo Molnar size = 8; 136786470930SIngo Molnar 136886470930SIngo Molnar if (head + event->header.size >= page_size * mmap_window) { 136986470930SIngo Molnar unsigned long shift = page_size * (head / page_size); 137086470930SIngo Molnar int ret; 137186470930SIngo Molnar 137286470930SIngo Molnar ret = munmap(buf, page_size * mmap_window); 137386470930SIngo Molnar assert(ret == 0); 137486470930SIngo Molnar 137586470930SIngo Molnar offset += shift; 137686470930SIngo Molnar head -= shift; 137786470930SIngo Molnar goto remap; 137886470930SIngo Molnar } 137986470930SIngo Molnar 138086470930SIngo Molnar size = event->header.size; 138186470930SIngo Molnar 138286470930SIngo Molnar dprintf("%p [%p]: event: %d\n", 138386470930SIngo Molnar (void *)(offset + head), 138486470930SIngo Molnar (void *)(long)event->header.size, 138586470930SIngo Molnar event->header.type); 138686470930SIngo Molnar 138786470930SIngo Molnar if (!size || process_event(event, offset, head) < 0) { 138886470930SIngo Molnar 138986470930SIngo Molnar dprintf("%p [%p]: skipping unknown header type: %d\n", 139086470930SIngo Molnar (void *)(offset + head), 139186470930SIngo Molnar (void *)(long)(event->header.size), 139286470930SIngo Molnar event->header.type); 139386470930SIngo Molnar 139486470930SIngo Molnar total_unknown++; 139586470930SIngo Molnar 139686470930SIngo Molnar /* 139786470930SIngo Molnar * assume we lost track of the stream, check alignment, and 139886470930SIngo Molnar * increment a single u64 in the hope to catch on again 'soon'. 139986470930SIngo Molnar */ 140086470930SIngo Molnar 140186470930SIngo Molnar if (unlikely(head & 7)) 140286470930SIngo Molnar head &= ~7ULL; 140386470930SIngo Molnar 140486470930SIngo Molnar size = 8; 140586470930SIngo Molnar } 140686470930SIngo Molnar 140786470930SIngo Molnar head += size; 140886470930SIngo Molnar 1409f37a291cSIngo Molnar if (offset + head < (unsigned long)stat.st_size) 141086470930SIngo Molnar goto more; 141186470930SIngo Molnar 141286470930SIngo Molnar rc = EXIT_SUCCESS; 141386470930SIngo Molnar close(input); 141486470930SIngo Molnar 141586470930SIngo Molnar dprintf(" IP events: %10ld\n", total); 141686470930SIngo Molnar dprintf(" mmap events: %10ld\n", total_mmap); 141786470930SIngo Molnar dprintf(" comm events: %10ld\n", total_comm); 141886470930SIngo Molnar dprintf(" fork events: %10ld\n", total_fork); 141986470930SIngo Molnar dprintf(" unknown events: %10ld\n", total_unknown); 142086470930SIngo Molnar 142186470930SIngo Molnar if (dump_trace) 142286470930SIngo Molnar return 0; 142386470930SIngo Molnar 142486470930SIngo Molnar if (verbose >= 3) 142586470930SIngo Molnar threads__fprintf(stdout); 142686470930SIngo Molnar 142786470930SIngo Molnar if (verbose >= 2) 142886470930SIngo Molnar dsos__fprintf(stdout); 142986470930SIngo Molnar 143086470930SIngo Molnar collapse__resort(); 143186470930SIngo Molnar output__resort(); 143286470930SIngo Molnar 143386470930SIngo Molnar find_annotations(); 143486470930SIngo Molnar 143586470930SIngo Molnar return rc; 143686470930SIngo Molnar } 143786470930SIngo Molnar 143886470930SIngo Molnar static const char * const annotate_usage[] = { 143986470930SIngo Molnar "perf annotate [<options>] <command>", 144086470930SIngo Molnar NULL 144186470930SIngo Molnar }; 144286470930SIngo Molnar 144386470930SIngo Molnar static const struct option options[] = { 144486470930SIngo Molnar OPT_STRING('i', "input", &input_name, "file", 144586470930SIngo Molnar "input file name"), 144623b87116SIngo Molnar OPT_STRING('s', "symbol", &sym_hist_filter, "symbol", 144786470930SIngo Molnar "symbol to annotate"), 1448fa6963b2SPeter Zijlstra OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), 144986470930SIngo Molnar OPT_BOOLEAN('v', "verbose", &verbose, 145086470930SIngo Molnar "be more verbose (show symbol address, etc)"), 145186470930SIngo Molnar OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, 145286470930SIngo Molnar "dump raw trace in ASCII"), 145386470930SIngo Molnar OPT_STRING('k', "vmlinux", &vmlinux, "file", "vmlinux pathname"), 145442976487SMike Galbraith OPT_BOOLEAN('m', "modules", &modules, 145542976487SMike Galbraith "load module symbols - WARNING: use only with -k and LIVE kernel"), 1456301406b9SFrederic Weisbecker OPT_BOOLEAN('l', "print-line", &print_line, 1457301406b9SFrederic Weisbecker "print matching source lines (may be slow)"), 145842976487SMike Galbraith OPT_BOOLEAN('P', "full-paths", &full_paths, 145942976487SMike Galbraith "Don't shorten the displayed pathnames"), 146086470930SIngo Molnar OPT_END() 146186470930SIngo Molnar }; 146286470930SIngo Molnar 146386470930SIngo Molnar static void setup_sorting(void) 146486470930SIngo Molnar { 146586470930SIngo Molnar char *tmp, *tok, *str = strdup(sort_order); 146686470930SIngo Molnar 146786470930SIngo Molnar for (tok = strtok_r(str, ", ", &tmp); 146886470930SIngo Molnar tok; tok = strtok_r(NULL, ", ", &tmp)) { 146986470930SIngo Molnar if (sort_dimension__add(tok) < 0) { 147086470930SIngo Molnar error("Unknown --sort key: `%s'", tok); 147186470930SIngo Molnar usage_with_options(annotate_usage, options); 147286470930SIngo Molnar } 147386470930SIngo Molnar } 147486470930SIngo Molnar 147586470930SIngo Molnar free(str); 147686470930SIngo Molnar } 147786470930SIngo Molnar 1478f37a291cSIngo Molnar int cmd_annotate(int argc, const char **argv, const char *prefix __used) 147986470930SIngo Molnar { 148086470930SIngo Molnar symbol__init(); 148186470930SIngo Molnar 148286470930SIngo Molnar page_size = getpagesize(); 148386470930SIngo Molnar 148486470930SIngo Molnar argc = parse_options(argc, argv, options, annotate_usage, 0); 148586470930SIngo Molnar 148686470930SIngo Molnar setup_sorting(); 148786470930SIngo Molnar 148886470930SIngo Molnar if (argc) { 148986470930SIngo Molnar /* 149086470930SIngo Molnar * Special case: if there's an argument left then assume tha 149186470930SIngo Molnar * it's a symbol filter: 149286470930SIngo Molnar */ 149386470930SIngo Molnar if (argc > 1) 149486470930SIngo Molnar usage_with_options(annotate_usage, options); 149586470930SIngo Molnar 149686470930SIngo Molnar sym_hist_filter = argv[0]; 149786470930SIngo Molnar } 149886470930SIngo Molnar 149986470930SIngo Molnar if (!sym_hist_filter) 150086470930SIngo Molnar usage_with_options(annotate_usage, options); 150186470930SIngo Molnar 150286470930SIngo Molnar setup_pager(); 150386470930SIngo Molnar 150486470930SIngo Molnar return __cmd_annotate(); 150586470930SIngo Molnar } 1506