Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux-2.6 into perf/core

9 files changed, 297 insertions, 40 deletions

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 2f4b92925b26..55fc1f46892a 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -348,7 +348,18 @@ static int __cmd_report(void)
                 hists__tty_browse_tree(&session->hists_tree, help);
 
 out_delete:
-        perf_session__delete(session);
+        /*
+         * Speed up the exit process, for large files this can
+         * take quite a while.
+         *
+         * XXX Enable this when using valgrind or if we ever
+         * librarize this command.
+         *
+         * Also experiment with obstacks to see how much speed
+         * up we'll get here.
+         *
+         * perf_session__delete(session);
+         */
         return ret;
 }
 
@@ -478,8 +489,24 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
          * so don't allocate extra space that won't be used in the stdio
          * implementation.
          */
-        if (use_browser > 0)
+        if (use_browser > 0) {
                 symbol_conf.priv_size = sizeof(struct sym_priv);
+                /*
+                 * For searching by name on the "Browse map details".
+                 * providing it only in verbose mode not to bloat too
+                 * much struct symbol.
+                 */
+                if (verbose) {
+                        /*
+                         * XXX: Need to provide a less kludgy way to ask for
+                         * more space per symbol, the u32 is for the index on
+                         * the ui browser.
+                         * See symbol__browser_index.
+                         */
+                        symbol_conf.priv_size += sizeof(u32);
+                        symbol_conf.sort_by_name = true;
+                }
+        }
 
         if (symbol__init() < 0)
                 return -1;
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 5161619d4714..9bcc38f0b706 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -455,8 +455,8 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
                 if (p->current->state != TYPE_NONE)
                         pid_put_sample(sw->next_pid, p->current->state, cpu, p->current->state_since, timestamp);
 
-                        p->current->state_since = timestamp;
-                        p->current->state = TYPE_RUNNING;
+                p->current->state_since = timestamp;
+                p->current->state = TYPE_RUNNING;
         }
 
         if (prev_p->current) {
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 294da725a57d..40a6a2992d15 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1,13 +1,16 @@
 #include "builtin.h"
 
-#include "util/util.h"
+#include "perf.h"
 #include "util/cache.h"
+#include "util/debug.h"
+#include "util/exec_cmd.h"
+#include "util/header.h"
+#include "util/parse-options.h"
+#include "util/session.h"
 #include "util/symbol.h"
 #include "util/thread.h"
-#include "util/header.h"
-#include "util/exec_cmd.h"
 #include "util/trace-event.h"
-#include "util/session.h"
+#include "util/util.h"
 
 static char const               *script_name;
 static char const               *generate_script_lang;
@@ -59,14 +62,6 @@ static int cleanup_scripting(void)
         return scripting_ops->stop_script();
 }
 
-#include "util/parse-options.h"
-
-#include "perf.h"
-#include "util/debug.h"
-
-#include "util/trace-event.h"
-#include "util/exec_cmd.h"
-
 static char const               *input_name = "perf.data";
 
 static int process_sample_event(event_t *event, struct perf_session *session)
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index e7263d49bcf0..62ec9b0e4b9a 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -876,6 +876,9 @@ unsigned int hists__sort_list_width(struct hists *self)
                 if (!se->elide)
                         ret += 2 + hists__col_len(self, se->se_width_idx);
 
+        if (verbose) /* Addr + origin */
+                ret += 3 + BITS_PER_LONG / 4;
+
         return ret;
 }
 
diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c
index 91de99b58445..e2deae0704d7 100644
--- a/tools/perf/util/newt.c
+++ b/tools/perf/util/newt.c
@@ -13,6 +13,7 @@
 #include <slang.h>
 #include <signal.h>
 #include <stdlib.h>
+#include <elf.h>
 #include <newt.h>
 #include <sys/ttydefaults.h>
 
@@ -127,6 +128,39 @@ static void ui_helpline__puts(const char *msg)
         ui_helpline__push(msg);
 }
 
+static int ui_entry__read(const char *title, char *bf, size_t size, int width)
+{
+        struct newtExitStruct es;
+        newtComponent form, entry;
+        const char *result;
+        int err = -1;
+
+        newtCenteredWindow(width, 1, title);
+        form = newtForm(NULL, NULL, 0);
+        if (form == NULL)
+                return -1;
+
+        entry = newtEntry(0, 0, "0x", width, &result, NEWT_FLAG_SCROLL);
+        if (entry == NULL)
+                goto out_free_form;
+
+        newtFormAddComponent(form, entry);
+        newtFormAddHotKey(form, NEWT_KEY_ENTER);
+        newtFormAddHotKey(form, NEWT_KEY_ESCAPE);
+        newtFormAddHotKey(form, NEWT_KEY_LEFT);
+        newtFormAddHotKey(form, CTRL('c'));
+        newtFormRun(form, &es);
+
+        if (result != NULL) {
+                strncpy(bf, result, size);
+                err = 0;
+        }
+out_free_form:
+        newtPopWindow();
+        newtFormDestroy(form);
+        return 0;
+}
+
 static char browser__last_msg[1024];
 
 int browser__show_help(const char *format, va_list ap)
@@ -279,7 +313,8 @@ struct ui_browser {
         void            *first_visible_entry, *entries;
         u16             top, left, width, height;
         void            *priv;
-        unsigned int    (*refresh_entries)(struct ui_browser *self);
+        unsigned int    (*refresh)(struct ui_browser *self);
+        void            (*write)(struct ui_browser *self, void *entry, int row);
         void            (*seek)(struct ui_browser *self,
                                 off_t offset, int whence);
         u32             nr_entries;
@@ -316,6 +351,58 @@ static void ui_browser__list_head_seek(struct ui_browser *self,
         self->first_visible_entry = pos;
 }
 
+static void ui_browser__rb_tree_seek(struct ui_browser *self,
+                                     off_t offset, int whence)
+{
+        struct rb_root *root = self->entries;
+        struct rb_node *nd;
+
+        switch (whence) {
+        case SEEK_SET:
+                nd = rb_first(root);
+                break;
+        case SEEK_CUR:
+                nd = self->first_visible_entry;
+                break;
+        case SEEK_END:
+                nd = rb_last(root);
+                break;
+        default:
+                return;
+        }
+
+        if (offset > 0) {
+                while (offset-- != 0)
+                        nd = rb_next(nd);
+        } else {
+                while (offset++ != 0)
+                        nd = rb_prev(nd);
+        }
+
+        self->first_visible_entry = nd;
+}
+
+static unsigned int ui_browser__rb_tree_refresh(struct ui_browser *self)
+{
+        struct rb_node *nd;
+        int row = 0;
+
+        if (self->first_visible_entry == NULL)
+                self->first_visible_entry = rb_first(self->entries);
+
+        nd = self->first_visible_entry;
+
+        while (nd != NULL) {
+                SLsmg_gotorc(self->top + row, self->left);
+                self->write(self, nd, row);
+                if (++row == self->height)
+                        break;
+                nd = rb_next(nd);
+        }
+
+        return row;
+}
+
 static bool ui_browser__is_current_entry(struct ui_browser *self, unsigned row)
 {
         return (self->first_visible_entry_idx + row) == self->index;
@@ -418,12 +505,12 @@ static int objdump_line__show(struct objdump_line *self, struct list_head *head,
         return 0;
 }
 
-static int ui_browser__refresh_entries(struct ui_browser *self)
+static int ui_browser__refresh(struct ui_browser *self)
 {
         int row;
 
         newtScrollbarSet(self->sb, self->index, self->nr_entries - 1);
-        row = self->refresh_entries(self);
+        row = self->refresh(self);
         SLsmg_set_color(HE_COLORSET_NORMAL);
         SLsmg_fill_region(self->top + row, self->left,
                           self->height - row, self->width, ' ');
@@ -433,7 +520,7 @@ static int ui_browser__refresh_entries(struct ui_browser *self)
 
 static int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
 {
-        if (ui_browser__refresh_entries(self) < 0)
+        if (ui_browser__refresh(self) < 0)
                 return -1;
 
         while (1) {
@@ -504,7 +591,7 @@ static int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
                 default:
                         return es->u.key;
                 }
-                if (ui_browser__refresh_entries(self) < 0)
+                if (ui_browser__refresh(self) < 0)
                         return -1;
         }
         return 0;
@@ -567,9 +654,9 @@ int hist_entry__tui_annotate(struct hist_entry *self)
         ui_helpline__push("Press <- or ESC to exit");
 
         memset(&browser, 0, sizeof(browser));
-        browser.entries         = &head;
-        browser.refresh_entries = hist_entry__annotate_browser_refresh;
-        browser.seek            = ui_browser__list_head_seek;
+        browser.entries = &head;
+        browser.refresh = hist_entry__annotate_browser_refresh;
+        browser.seek    = ui_browser__list_head_seek;
         browser.priv = self;
         list_for_each_entry(pos, &head, node) {
                 size_t line_len = strlen(pos->line);
@@ -592,6 +679,128 @@ int hist_entry__tui_annotate(struct hist_entry *self)
         return ret;
 }
 
+/* -------------------------------------------------------------------- */
+
+struct map_browser {
+        struct ui_browser b;
+        struct map        *map;
+        u16               namelen;
+        u8                addrlen;
+};
+
+static void map_browser__write(struct ui_browser *self, void *nd, int row)
+{
+        struct symbol *sym = rb_entry(nd, struct symbol, rb_node);
+        struct map_browser *mb = container_of(self, struct map_browser, b);
+        bool current_entry = ui_browser__is_current_entry(self, row);
+        int color = ui_browser__percent_color(0, current_entry);
+
+        SLsmg_set_color(color);
+        slsmg_printf("%*llx %*llx %c ",
+                     mb->addrlen, sym->start, mb->addrlen, sym->end,
+                     sym->binding == STB_GLOBAL ? 'g' :
+                     sym->binding == STB_LOCAL  ? 'l' : 'w');
+        slsmg_write_nstring(sym->name, mb->namelen);
+}
+
+/* FIXME uber-kludgy, see comment on cmd_report... */
+static u32 *symbol__browser_index(struct symbol *self)
+{
+        return ((void *)self) - sizeof(struct rb_node) - sizeof(u32);
+}
+
+static int map_browser__search(struct map_browser *self)
+{
+        char target[512];
+        struct symbol *sym;
+        int err = ui_entry__read("Search by name/addr", target, sizeof(target), 40);
+
+        if (err)
+                return err;
+
+        if (target[0] == '0' && tolower(target[1]) == 'x') {
+                u64 addr = strtoull(target, NULL, 16);
+                sym = map__find_symbol(self->map, addr, NULL);
+        } else
+                sym = map__find_symbol_by_name(self->map, target, NULL);
+
+        if (sym != NULL) {
+                u32 *idx = symbol__browser_index(sym);
+                        
+                self->b.first_visible_entry = &sym->rb_node;
+                self->b.index = self->b.first_visible_entry_idx = *idx;
+        } else
+                ui_helpline__fpush("%s not found!", target);
+
+        return 0;
+}
+
+static int map_browser__run(struct map_browser *self, struct newtExitStruct *es)
+{
+        if (ui_browser__show(&self->b, self->map->dso->long_name) < 0)
+                return -1;
+
+        ui_helpline__fpush("Press <- or ESC to exit, %s / to search",
+                           verbose ? "" : "restart with -v to use");
+        newtFormAddHotKey(self->b.form, NEWT_KEY_LEFT);
+        newtFormAddHotKey(self->b.form, NEWT_KEY_ENTER);
+        if (verbose)
+                newtFormAddHotKey(self->b.form, '/');
+
+        while (1) {
+                ui_browser__run(&self->b, es);
+
+                if (es->reason != NEWT_EXIT_HOTKEY)
+                        break;
+                if (verbose && es->u.key == '/')
+                        map_browser__search(self);
+                else
+                        break;
+        }
+
+        newtFormDestroy(self->b.form);
+        newtPopWindow();
+        ui_helpline__pop();
+        return 0;
+}
+
+static int map__browse(struct map *self)
+{
+        struct map_browser mb = {
+                .b = {
+                        .entries = &self->dso->symbols[self->type],
+                        .refresh = ui_browser__rb_tree_refresh,
+                        .seek    = ui_browser__rb_tree_seek,
+                        .write   = map_browser__write,
+                },
+                .map = self,
+        };
+        struct newtExitStruct es;
+        struct rb_node *nd;
+        char tmp[BITS_PER_LONG / 4];
+        u64 maxaddr = 0;
+
+        for (nd = rb_first(mb.b.entries); nd; nd = rb_next(nd)) {
+                struct symbol *pos = rb_entry(nd, struct symbol, rb_node);
+
+                if (mb.namelen < pos->namelen)
+                        mb.namelen = pos->namelen;
+                if (maxaddr < pos->end)
+                        maxaddr = pos->end;
+                if (verbose) {
+                        u32 *idx = symbol__browser_index(pos);
+                        *idx = mb.b.nr_entries;
+                }
+                ++mb.b.nr_entries;
+        }
+
+        mb.addrlen = snprintf(tmp, sizeof(tmp), "%llx", maxaddr);
+        mb.b.width += mb.addrlen * 2 + 4 + mb.namelen;
+        return map_browser__run(&mb, &es);
+}
+
+/* -------------------------------------------------------------------- */
+
 struct hist_browser {
         struct ui_browser   b;
         struct hists        *hists;
@@ -602,7 +811,7 @@ struct hist_browser {
 static void hist_browser__reset(struct hist_browser *self);
 static int hist_browser__run(struct hist_browser *self, const char *title,
                              struct newtExitStruct *es);
-static unsigned int hist_browser__refresh_entries(struct ui_browser *self);
+static unsigned int hist_browser__refresh(struct ui_browser *self);
 static void ui_browser__hists_seek(struct ui_browser *self,
                                    off_t offset, int whence);
 
@@ -612,7 +821,7 @@ static struct hist_browser *hist_browser__new(struct hists *hists)
 
         if (self) {
                 self->hists = hists;
-                self->b.refresh_entries = hist_browser__refresh_entries;
+                self->b.refresh = hist_browser__refresh;
                 self->b.seek = ui_browser__hists_seek;
         }
 
@@ -680,7 +889,8 @@ int hists__browse(struct hists *self, const char *helpline, const char *ev_name)
                 const struct dso *dso;
                 char *options[16];
                 int nr_options = 0, choice = 0, i,
-                    annotate = -2, zoom_dso = -2, zoom_thread = -2;
+                    annotate = -2, zoom_dso = -2, zoom_thread = -2,
+                    browse_map = -2;
 
                 if (hist_browser__run(browser, msg, &es))
                         break;
@@ -771,6 +981,10 @@ do_help:
                              (dso->kernel ? "the Kernel" : dso->short_name)) > 0)
                         zoom_dso = nr_options++;
 
+                if (browser->selection->map != NULL &&
+                    asprintf(&options[nr_options], "Browse map details") > 0)
+                        browse_map = nr_options++;
+
                 options[nr_options++] = (char *)"Exit";
 
                 choice = popup_menu(nr_options, options);
@@ -800,7 +1014,9 @@ do_annotate:
                                 continue;
 
                         hist_entry__tui_annotate(he);
-                } else if (choice == zoom_dso) {
+                } else if (choice == browse_map)
+                        map__browse(browser->selection->map);
+                else if (choice == zoom_dso) {
 zoom_dso:
                         if (dso_filter) {
                                 pstack__remove(fstack, &dso_filter);
@@ -1213,7 +1429,7 @@ static int hist_browser__show_entry(struct hist_browser *self,
         return printed;
 }
 
-static unsigned int hist_browser__refresh_entries(struct ui_browser *self)
+static unsigned int hist_browser__refresh(struct ui_browser *self)
 {
         unsigned row = 0;
         struct rb_node *nd;
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 840f1aabbb74..6c7750da43d7 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -33,7 +33,6 @@
 #include <ctype.h>
 #include <dwarf-regs.h>
 
-#include "string.h"
 #include "event.h"
 #include "debug.h"
 #include "util.h"
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 1c61a4f4aa8a..b62a553cc67d 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -196,7 +196,8 @@ static int hist_entry__sym_snprintf(struct hist_entry *self, char *bf,
 
         if (verbose) {
                 char o = self->ms.map ? dso__symtab_origin(self->ms.map->dso) : '!';
-                ret += repsep_snprintf(bf, size, "%#018llx %c ", self->ip, o);
+                ret += repsep_snprintf(bf, size, "%*Lx %c ",
+                                       BITS_PER_LONG / 4, self->ip, o);
         }
 
         ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", self->level);
@@ -204,7 +205,8 @@ static int hist_entry__sym_snprintf(struct hist_entry *self, char *bf,
                 ret += repsep_snprintf(bf + ret, size - ret, "%s",
                                        self->ms.sym->name);
         else
-                ret += repsep_snprintf(bf + ret, size - ret, "%#016llx", self->ip);
+                ret += repsep_snprintf(bf + ret, size - ret, "%*Lx",
+                                       BITS_PER_LONG / 4, self->ip);
 
         return ret;
 }
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 6f0dd90c36ce..b6f5970f9106 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -131,7 +131,8 @@ static void map_groups__fixup_end(struct map_groups *self)
                 __map_groups__fixup_end(self, i);
 }
 
-static struct symbol *symbol__new(u64 start, u64 len, const char *name)
+static struct symbol *symbol__new(u64 start, u64 len, u8 binding,
+                                  const char *name)
 {
         size_t namelen = strlen(name) + 1;
         struct symbol *self = calloc(1, (symbol_conf.priv_size +
@@ -144,6 +145,7 @@ static struct symbol *symbol__new(u64 start, u64 len, const char *name)
 
         self->start   = start;
         self->end     = len ? start + len - 1 : start;
+        self->binding = binding;
         self->namelen = namelen - 1;
 
         pr_debug4("%s: %s %#Lx-%#Lx\n", __func__, name, start, self->end);
@@ -160,8 +162,11 @@ void symbol__delete(struct symbol *self)
 
 static size_t symbol__fprintf(struct symbol *self, FILE *fp)
 {
-        return fprintf(fp, " %llx-%llx %s\n",
-                       self->start, self->end, self->name);
+        return fprintf(fp, " %llx-%llx %c %s\n",
+                       self->start, self->end,
+                       self->binding == STB_GLOBAL ? 'g' :
+                       self->binding == STB_LOCAL  ? 'l' : 'w',
+                       self->name);
 }
 
 void dso__set_long_name(struct dso *self, char *name)
@@ -453,6 +458,14 @@ struct process_kallsyms_args {
         struct dso *dso;
 };
 
+static u8 kallsyms2elf_type(char type)
+{
+        if (type == 'W')
+                return STB_WEAK;
+
+        return isupper(type) ? STB_GLOBAL : STB_LOCAL;
+}
+
 static int map__process_kallsym_symbol(void *arg, const char *name,
                                        char type, u64 start)
 {
@@ -466,7 +479,7 @@ static int map__process_kallsym_symbol(void *arg, const char *name,
         /*
          * Will fix up the end later, when we have all symbols sorted.
          */
-        sym = symbol__new(start, 0, name);
+        sym = symbol__new(start, 0, kallsyms2elf_type(type), name);
 
         if (sym == NULL)
                 return -ENOMEM;
@@ -661,7 +674,7 @@ static int dso__load_perf_map(struct dso *self, struct map *map,
                 if (len + 2 >= line_len)
                         continue;
 
-                sym = symbol__new(start, size, line + len);
+                sym = symbol__new(start, size, STB_GLOBAL, line + len);
 
                 if (sym == NULL)
                         goto out_delete_line;
@@ -873,7 +886,7 @@ static int dso__synthesize_plt_symbols(struct  dso *self, struct map *map,
                                  "%s@plt", elf_sym__name(&sym, symstrs));
 
                         f = symbol__new(plt_offset, shdr_plt.sh_entsize,
-                                        sympltname);
+                                        STB_GLOBAL, sympltname);
                         if (!f)
                                 goto out_elf_end;
 
@@ -895,7 +908,7 @@ static int dso__synthesize_plt_symbols(struct  dso *self, struct map *map,
                                  "%s@plt", elf_sym__name(&sym, symstrs));
 
                         f = symbol__new(plt_offset, shdr_plt.sh_entsize,
-                                        sympltname);
+                                        STB_GLOBAL, sympltname);
                         if (!f)
                                 goto out_elf_end;
 
@@ -1146,7 +1159,8 @@ static int dso__load_sym(struct dso *self, struct map *map, const char *name,
                 if (demangled != NULL)
                         elf_name = demangled;
 new_symbol:
-                f = symbol__new(sym.st_value, sym.st_size, elf_name);
+                f = symbol__new(sym.st_value, sym.st_size,
+                                GELF_ST_BIND(sym.st_info), elf_name);
                 free(demangled);
                 if (!f)
                         goto out_elf_end;
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 906be20011d9..b7a8da4af5a0 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -53,6 +53,7 @@ struct symbol {
         u64             start;
         u64             end;
         u16             namelen;
+        u8              binding;
         char            name[0];
 };