Merge tag 'v3.10-rc1' into stable/for-linus-3.10

Linux 3.10-rc1

* tag 'v3.10-rc1': (12273 commits)
  Linux 3.10-rc1
  [SCSI] qla2xxx: Update firmware link in Kconfig file.
  [SCSI] iscsi class, qla4xxx: fix sess/conn refcounting when find fns are used
  [SCSI] sas: unify the pointlessly separated enums sas_dev_type and sas_device_type
  [SCSI] pm80xx: thermal, sas controller config and error handling update
  [SCSI] pm80xx: NCQ error handling changes
  [SCSI] pm80xx: WWN Modification for PM8081/88/89 controllers
  [SCSI] pm80xx: Changed module name and debug messages update
  [SCSI] pm80xx: Firmware flash memory free fix, with addition of new memory region for it
  [SCSI] pm80xx: SPC new firmware changes for device id 0x8081 alone
  [SCSI] pm80xx: Added SPCv/ve specific hardware functionalities and relevant changes in common files
  [SCSI] pm80xx: MSI-X implementation for using 64 interrupts
  [SCSI] pm80xx: Updated common functions common for SPC and SPCv/ve
  [SCSI] pm80xx: Multiple inbound/outbound queue configuration
  [SCSI] pm80xx: Added SPCv/ve specific ids, variables and modify for SPC
  [SCSI] lpfc: fix up Kconfig dependencies
  [SCSI] Handle MLQUEUE busy response in scsi_send_eh_cmnd
  dm cache: set config value
  dm cache: move config fns
  dm thin: generate event when metadata threshold passed
  ...

4 files changed, 119 insertions, 107 deletions

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 7dca1555c610..cc64d3f7fc36 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -8,15 +8,19 @@
 #include "../../util/hist.h"
 #include "../../util/sort.h"
 #include "../../util/symbol.h"
+#include "../../util/evsel.h"
 #include <pthread.h>
-#include <newt.h>
 
 struct browser_disasm_line {
         struct rb_node  rb_node;
-        double          percent;
         u32             idx;
         int             idx_asm;
         int             jump_sources;
+        /*
+         * actual length of this array is saved on the nr_events field
+         * of the struct annotate_browser
+         */
+        double          percent[1];
 };
 
 static struct annotate_browser_opt {
@@ -33,8 +37,9 @@ struct annotate_browser {
         struct ui_browser b;
         struct rb_root    entries;
         struct rb_node    *curr_hot;
-        struct disasm_line        *selection;
+        struct disasm_line  *selection;
         struct disasm_line  **offsets;
+        int                 nr_events;
         u64                 start;
         int                 nr_asm_entries;
         int                 nr_entries;
@@ -94,14 +99,24 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
                              (!current_entry || (browser->use_navkeypressed &&
                                                  !browser->navkeypressed)));
         int width = browser->width, printed;
+        int i, pcnt_width = 7 * ab->nr_events;
+        double percent_max = 0.0;
         char bf[256];
 
-        if (dl->offset != -1 && bdl->percent != 0.0) {
-                ui_browser__set_percent_color(browser, bdl->percent, current_entry);
-                slsmg_printf("%6.2f ", bdl->percent);
+        for (i = 0; i < ab->nr_events; i++) {
+                if (bdl->percent[i] > percent_max)
+                        percent_max = bdl->percent[i];
+        }
+
+        if (dl->offset != -1 && percent_max != 0.0) {
+                for (i = 0; i < ab->nr_events; i++) {
+                        ui_browser__set_percent_color(browser, bdl->percent[i],
+                                                      current_entry);
+                        slsmg_printf("%6.2f ", bdl->percent[i]);
+                }
         } else {
                 ui_browser__set_percent_color(browser, 0, current_entry);
-                slsmg_write_nstring(" ", 7);
+                slsmg_write_nstring(" ", pcnt_width);
         }
 
         SLsmg_write_char(' ');
@@ -111,12 +126,12 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
                 width += 1;
 
         if (!*dl->line)
-                slsmg_write_nstring(" ", width - 7);
+                slsmg_write_nstring(" ", width - pcnt_width);
         else if (dl->offset == -1) {
                 printed = scnprintf(bf, sizeof(bf), "%*s  ",
                                     ab->addr_width, " ");
                 slsmg_write_nstring(bf, printed);
-                slsmg_write_nstring(dl->line, width - printed - 6);
+                slsmg_write_nstring(dl->line, width - printed - pcnt_width + 1);
         } else {
                 u64 addr = dl->offset;
                 int color = -1;
@@ -175,7 +190,7 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
                 }
 
                 disasm_line__scnprintf(dl, bf, sizeof(bf), !annotate_browser__opts.use_offset);
-                slsmg_write_nstring(bf, width - 10 - printed);
+                slsmg_write_nstring(bf, width - pcnt_width - 3 - printed);
         }
 
         if (current_entry)
@@ -200,6 +215,7 @@ static void annotate_browser__draw_current_jump(struct ui_browser *browser)
         unsigned int from, to;
         struct map_symbol *ms = ab->b.priv;
         struct symbol *sym = ms->sym;
+        u8 pcnt_width = 7;
 
         /* PLT symbols contain external offsets */
         if (strstr(sym->name, "@plt"))
@@ -223,57 +239,44 @@ static void annotate_browser__draw_current_jump(struct ui_browser *browser)
                 to = (u64)btarget->idx;
         }
 
+        pcnt_width *= ab->nr_events;
+
         ui_browser__set_color(browser, HE_COLORSET_CODE);
-        __ui_browser__line_arrow(browser, 9 + ab->addr_width, from, to);
+        __ui_browser__line_arrow(browser, pcnt_width + 2 + ab->addr_width,
+                                 from, to);
 }
 
 static unsigned int annotate_browser__refresh(struct ui_browser *browser)
 {
+        struct annotate_browser *ab = container_of(browser, struct annotate_browser, b);
         int ret = ui_browser__list_head_refresh(browser);
+        int pcnt_width;
+
+        pcnt_width = 7 * ab->nr_events;
 
         if (annotate_browser__opts.jump_arrows)
                 annotate_browser__draw_current_jump(browser);
 
         ui_browser__set_color(browser, HE_COLORSET_NORMAL);
-        __ui_browser__vline(browser, 7, 0, browser->height - 1);
+        __ui_browser__vline(browser, pcnt_width, 0, browser->height - 1);
         return ret;
 }
 
-static double disasm_line__calc_percent(struct disasm_line *dl, struct symbol *sym, int evidx)
+static int disasm__cmp(struct browser_disasm_line *a,
+                       struct browser_disasm_line *b, int nr_pcnt)
 {
-        double percent = 0.0;
-
-        if (dl->offset != -1) {
-                int len = sym->end - sym->start;
-                unsigned int hits = 0;
-                struct annotation *notes = symbol__annotation(sym);
-                struct source_line *src_line = notes->src->lines;
-                struct sym_hist *h = annotation__histogram(notes, evidx);
-                s64 offset = dl->offset;
-                struct disasm_line *next;
+        int i;
 
-                next = disasm__get_next_ip_line(&notes->src->source, dl);
-                while (offset < (s64)len &&
-                       (next == NULL || offset < next->offset)) {
-                        if (src_line) {
-                                percent += src_line[offset].percent;
-                        } else
-                                hits += h->addr[offset];
-
-                        ++offset;
-                }
-                /*
-                 * If the percentage wasn't already calculated in
-                 * symbol__get_source_line, do it now:
-                 */
-                if (src_line == NULL && h->sum)
-                        percent = 100.0 * hits / h->sum;
+        for (i = 0; i < nr_pcnt; i++) {
+                if (a->percent[i] == b->percent[i])
+                        continue;
+                return a->percent[i] < b->percent[i];
         }
-
-        return percent;
+        return 0;
 }
 
-static void disasm_rb_tree__insert(struct rb_root *root, struct browser_disasm_line *bdl)
+static void disasm_rb_tree__insert(struct rb_root *root, struct browser_disasm_line *bdl,
+                                   int nr_events)
 {
         struct rb_node **p = &root->rb_node;
         struct rb_node *parent = NULL;
@@ -282,7 +285,8 @@ static void disasm_rb_tree__insert(struct rb_root *root, struct browser_disasm_l
         while (*p != NULL) {
                 parent = *p;
                 l = rb_entry(parent, struct browser_disasm_line, rb_node);
-                if (bdl->percent < l->percent)
+
+                if (disasm__cmp(bdl, l, nr_events))
                         p = &(*p)->rb_left;
                 else
                         p = &(*p)->rb_right;
@@ -331,12 +335,13 @@ static void annotate_browser__set_rb_top(struct annotate_browser *browser,
 }
 
 static void annotate_browser__calc_percent(struct annotate_browser *browser,
-                                           int evidx)
+                                           struct perf_evsel *evsel)
 {
         struct map_symbol *ms = browser->b.priv;
         struct symbol *sym = ms->sym;
         struct annotation *notes = symbol__annotation(sym);
-        struct disasm_line *pos;
+        struct disasm_line *pos, *next;
+        s64 len = symbol__size(sym);
 
         browser->entries = RB_ROOT;
 
@@ -344,12 +349,34 @@ static void annotate_browser__calc_percent(struct annotate_browser *browser,
 
         list_for_each_entry(pos, &notes->src->source, node) {
                 struct browser_disasm_line *bpos = disasm_line__browser(pos);
-                bpos->percent = disasm_line__calc_percent(pos, sym, evidx);
-                if (bpos->percent < 0.01) {
+                const char *path = NULL;
+                double max_percent = 0.0;
+                int i;
+
+                if (pos->offset == -1) {
+                        RB_CLEAR_NODE(&bpos->rb_node);
+                        continue;
+                }
+
+                next = disasm__get_next_ip_line(&notes->src->source, pos);
+
+                for (i = 0; i < browser->nr_events; i++) {
+                        bpos->percent[i] = disasm__calc_percent(notes,
+                                                evsel->idx + i,
+                                                pos->offset,
+                                                next ? next->offset : len,
+                                                &path);
+
+                        if (max_percent < bpos->percent[i])
+                                max_percent = bpos->percent[i];
+                }
+
+                if (max_percent < 0.01) {
                         RB_CLEAR_NODE(&bpos->rb_node);
                         continue;
                 }
-                disasm_rb_tree__insert(&browser->entries, bpos);
+                disasm_rb_tree__insert(&browser->entries, bpos,
+                                       browser->nr_events);
         }
         pthread_mutex_unlock(&notes->lock);
 
@@ -401,7 +428,8 @@ static void annotate_browser__init_asm_mode(struct annotate_browser *browser)
         browser->b.nr_entries = browser->nr_asm_entries;
 }
 
-static bool annotate_browser__callq(struct annotate_browser *browser, int evidx,
+static bool annotate_browser__callq(struct annotate_browser *browser,
+                                    struct perf_evsel *evsel,
                                     struct hist_browser_timer *hbt)
 {
         struct map_symbol *ms = browser->b.priv;
@@ -432,7 +460,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser, int evidx,
         }
 
         pthread_mutex_unlock(&notes->lock);
-        symbol__tui_annotate(target, ms->map, evidx, hbt);
+        symbol__tui_annotate(target, ms->map, evsel, hbt);
         ui_browser__show_title(&browser->b, sym->name);
         return true;
 }
@@ -615,7 +643,8 @@ static void annotate_browser__update_addr_width(struct annotate_browser *browser
                 browser->addr_width += browser->jumps_width + 1;
 }
 
-static int annotate_browser__run(struct annotate_browser *browser, int evidx,
+static int annotate_browser__run(struct annotate_browser *browser,
+                                 struct perf_evsel *evsel,
                                  struct hist_browser_timer *hbt)
 {
         struct rb_node *nd = NULL;
@@ -628,7 +657,7 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx,
         if (ui_browser__show(&browser->b, sym->name, help) < 0)
                 return -1;
 
-        annotate_browser__calc_percent(browser, evidx);
+        annotate_browser__calc_percent(browser, evsel);
 
         if (browser->curr_hot) {
                 annotate_browser__set_rb_top(browser, browser->curr_hot);
@@ -641,7 +670,7 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx,
                 key = ui_browser__run(&browser->b, delay_secs);
 
                 if (delay_secs != 0) {
-                        annotate_browser__calc_percent(browser, evidx);
+                        annotate_browser__calc_percent(browser, evsel);
                         /*
                          * Current line focus got out of the list of most active
                          * lines, NULL it so that if TAB|UNTAB is pressed, we
@@ -657,7 +686,7 @@ static int annotate_browser__run(struct annotate_browser *browser, int evidx,
                                 hbt->timer(hbt->arg);
 
                         if (delay_secs != 0)
-                                symbol__annotate_decay_histogram(sym, evidx);
+                                symbol__annotate_decay_histogram(sym, evsel->idx);
                         continue;
                 case K_TAB:
                         if (nd != NULL) {
@@ -754,7 +783,7 @@ show_help:
                                         goto show_sup_ins;
                                 goto out;
                         } else if (!(annotate_browser__jump(browser) ||
-                                     annotate_browser__callq(browser, evidx, hbt))) {
+                                     annotate_browser__callq(browser, evsel, hbt))) {
 show_sup_ins:
                                 ui_helpline__puts("Actions are only available for 'callq', 'retq' & jump instructions.");
                         }
@@ -776,10 +805,10 @@ out:
         return key;
 }
 
-int hist_entry__tui_annotate(struct hist_entry *he, int evidx,
+int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
                              struct hist_browser_timer *hbt)
 {
-        return symbol__tui_annotate(he->ms.sym, he->ms.map, evidx, hbt);
+        return symbol__tui_annotate(he->ms.sym, he->ms.map, evsel, hbt);
 }
 
 static void annotate_browser__mark_jump_targets(struct annotate_browser *browser,
@@ -826,7 +855,8 @@ static inline int width_jumps(int n)
         return 1;
 }
 
-int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
+int symbol__tui_annotate(struct symbol *sym, struct map *map,
+                         struct perf_evsel *evsel,
                          struct hist_browser_timer *hbt)
 {
         struct disasm_line *pos, *n;
@@ -847,6 +877,8 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
                 },
         };
         int ret = -1;
+        int nr_pcnt = 1;
+        size_t sizeof_bdl = sizeof(struct browser_disasm_line);
 
         if (sym == NULL)
                 return -1;
@@ -862,7 +894,12 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
                 return -1;
         }
 
-        if (symbol__annotate(sym, map, sizeof(struct browser_disasm_line)) < 0) {
+        if (perf_evsel__is_group_event(evsel)) {
+                nr_pcnt = evsel->nr_members;
+                sizeof_bdl += sizeof(double) * (nr_pcnt - 1);
+        }
+
+        if (symbol__annotate(sym, map, sizeof_bdl) < 0) {
                 ui__error("%s", ui_helpline__last_msg);
                 goto out_free_offsets;
         }
@@ -900,6 +937,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
         browser.addr_width = browser.target_width = browser.min_addr_width = hex_width(size);
         browser.max_addr_width = hex_width(sym->end);
         browser.jumps_width = width_jumps(browser.max_jump_sources);
+        browser.nr_events = nr_pcnt;
         browser.b.nr_entries = browser.nr_entries;
         browser.b.entries = &notes->src->source,
         browser.b.width += 18; /* Percentage */
@@ -909,7 +947,7 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx,
 
         annotate_browser__update_addr_width(&browser);
 
-        ret = annotate_browser__run(&browser, evidx, hbt);
+        ret = annotate_browser__run(&browser, evsel, hbt);
         list_for_each_entry_safe(pos, n, &notes->src->source, node) {
                 list_del(&pos->node);
                 disasm_line__free(pos);
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index aa22704047d6..d88a2d0acb6d 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2,7 +2,6 @@
 #include "../libslang.h"
 #include <stdlib.h>
 #include <string.h>
-#include <newt.h>
 #include <linux/rbtree.h>
 
 #include "../../util/evsel.h"
@@ -1193,7 +1192,7 @@ static int hists__browser_title(struct hists *hists, char *bf, size_t size,
         char buf[512];
         size_t buflen = sizeof(buf);
 
-        if (symbol_conf.event_group && evsel->nr_members > 1) {
+        if (perf_evsel__is_group_event(evsel)) {
                 struct perf_evsel *pos;
 
                 perf_evsel__group_desc(evsel, buf, buflen);
@@ -1599,7 +1598,7 @@ do_annotate:
                          * Don't let this be freed, say, by hists__decay_entry.
                          */
                         he->used = true;
-                        err = hist_entry__tui_annotate(he, evsel->idx, hbt);
+                        err = hist_entry__tui_annotate(he, evsel, hbt);
                         he->used = false;
                         /*
                          * offer option to annotate the other branch source or target
@@ -1709,7 +1708,7 @@ static void perf_evsel_menu__write(struct ui_browser *browser,
         ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED :
                                                        HE_COLORSET_NORMAL);
 
-        if (symbol_conf.event_group && evsel->nr_members > 1) {
+        if (perf_evsel__is_group_event(evsel)) {
                 struct perf_evsel *pos;
 
                 ev_name = perf_evsel__group_name(evsel);
diff --git a/tools/perf/ui/browsers/map.c b/tools/perf/ui/browsers/map.c
index 98851d55a53e..95c7cfb8f2c6 100644
--- a/tools/perf/ui/browsers/map.c
+++ b/tools/perf/ui/browsers/map.c
@@ -1,6 +1,5 @@
 #include "../libslang.h"
 #include <elf.h>
-#include <newt.h>
 #include <inttypes.h>
 #include <sys/ttydefaults.h>
 #include <string.h>
@@ -10,41 +9,9 @@
 #include "../../util/symbol.h"
 #include "../browser.h"
 #include "../helpline.h"
+#include "../keysyms.h"
 #include "map.h"
 
-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 err;
-}
-
 struct map_browser {
         struct ui_browser b;
         struct map        *map;
@@ -78,10 +45,11 @@ 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;
+        int err = ui_browser__input_window("Search by name/addr",
+                                           "Prefix with 0x to search by address",
+                                           target, "ENTER: OK, ESC: Cancel", 0);
+        if (err != K_ENTER)
+                return -1;
 
         if (target[0] == '0' && tolower(target[1]) == 'x') {
                 u64 addr = strtoull(target, NULL, 16);
@@ -112,12 +80,20 @@ static int map_browser__run(struct map_browser *self)
         while (1) {
                 key = ui_browser__run(&self->b, 0);
 
-                if (verbose && key == '/')
-                        map_browser__search(self);
-                else
+                switch (key) {
+                case '/':
+                        if (verbose)
+                                map_browser__search(self);
+                default:
                         break;
+                case K_LEFT:
+                case K_ESC:
+                case 'q':
+                case CTRL('c'):
+                        goto out;
+                }
         }
-
+out:
         ui_browser__hide(&self->b);
         return key;
 }
diff --git a/tools/perf/ui/browsers/scripts.c b/tools/perf/ui/browsers/scripts.c
index cbbd44b0d93e..12f009e61e94 100644
--- a/tools/perf/ui/browsers/scripts.c
+++ b/tools/perf/ui/browsers/scripts.c
@@ -1,5 +1,4 @@
 #include <elf.h>
-#include <newt.h>
 #include <inttypes.h>
 #include <sys/ttydefaults.h>
 #include <string.h>