lttng-xenomai/LinuxTraceToolkitViewer-0.8.61-xenoltt/lttv/modules/gui/xenoltt/xenoltt_threadlist.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <gtk/gtk.h>
  24 #include <gdk/gdk.h>
  25 #include <glib.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <math.h>
  29
  30 #include "xenoltt_threadlist.h"
  31 #include "xenoltt_drawing.h"
  32 #include "xenoltt_drawitem.h"
  33
  34 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  35 #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  36
  37 /* Preallocated Size of the index_to_pixmap array */
  38 #define ALLOCATE_PROCESSES 1000
  39
  40 /*****************************************************************************
  41  *                       Methods to synchronize process list                 *
  42  *****************************************************************************/
  43
  44
  45 gint thread_sort_func  ( GtkTreeModel *model,
  46         GtkTreeIter *it_a,
  47         GtkTreeIter *it_b,
  48         gpointer user_data)
  49 {
  50   gchar *a_name;
  51   guint a_prio, a_period, a_cpu;
  52   gulong a_birth_s, a_birth_ns;
  53   gulong a_trace;
  54
  55   gchar *b_name;
  56   guint b_prio, b_period, b_cpu;
  57   gulong b_birth_s, b_birth_ns;
  58   gulong b_trace;
  59
  60   gtk_tree_model_get(model,
  61            it_a,
  62            THREAD_COLUMN, &a_name,
  63            PRIO_COLUMN, &a_prio,
  64            PERIOD_COLUMN, &a_period,
  65            CPU_COLUMN, &a_cpu,
  66            BIRTH_S_COLUMN, &a_birth_s,
  67            BIRTH_NS_COLUMN, &a_birth_ns,
  68            TRACE_COLUMN, &a_trace,
  69            -1);
  70
  71   gtk_tree_model_get(model,
  72            it_b,
  73            THREAD_COLUMN, &b_name,
  74            PRIO_COLUMN, &b_prio,
  75            PERIOD_COLUMN, &b_period,
  76            CPU_COLUMN, &b_cpu,
  77            BIRTH_S_COLUMN, &b_birth_s,
  78            BIRTH_NS_COLUMN, &b_birth_ns,
  79            TRACE_COLUMN, &b_trace,
  80            -1);
  81
  82
  83   /* Order by PRIORITY */
  84   if(a_prio == 0 &&  b_prio == 0) {
  85     if(a_prio > b_prio) return -1;
  86     if(a_prio < b_prio) return 1;
  87   }
  88
  89   /* Order by birth second */
  90
  91   if(a_birth_s > b_birth_s) return 1;
  92   if(a_birth_s < b_birth_s) return -1;
  93
  94
  95   /* Order by birth nanosecond */
  96   if(a_birth_ns > b_birth_ns) return 1;
  97   if(a_birth_ns < b_birth_ns) return -1;
  98
  99   /* Order by trace_num */
 100   if(a_trace > b_trace) return 1;
 101   if(a_trace < b_trace) return -1;
 102
 103   return 0;
 104
 105 }
 106
 107 static guint thread_list_hash_fct(gconstpointer key)
 108 {
 109   guint address = ((const XenoThreadInfo*)key)->address;
 110   return ((address>>8 ^ address>>4 ^ address>>2 ^ address) ^ ((const XenoThreadInfo*)key)->cpu);
 111 }
 112
 113 /* If hash is good, should be different */
 114 static gboolean thread_list_equ_fct(gconstpointer a, gconstpointer b)
 115 {
 116   const XenoThreadInfo *pa = (const XenoThreadInfo*)a;
 117   const XenoThreadInfo *pb = (const XenoThreadInfo*)b;
 118
 119   gboolean ret = TRUE;
 120
 121   if(likely(pa->address != pb->address))
 122     ret = FALSE;
 123   if(likely((pa->address == 0)))
 124     ret = FALSE;
 125   if(likely((pa->address == 0 && (pa->cpu != pb->cpu))))
 126     ret = FALSE;
 127   if(unlikely(ltt_time_compare(pa->thread_birth, pb->thread_birth) != 0))
 128     ret = FALSE;
 129   if(unlikely(pa->trace_num != pb->trace_num))
 130     ret = FALSE;
 131
 132   return ret;
 133 }
 134
 135 void destroy_hash_key(gpointer key);
 136
 137 void destroy_hash_data(gpointer data);
 138
 139
 140 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
 141 {
 142   XenoLTTData *xenoltt_data =
 143       (XenoLTTData*)g_object_get_data(
 144                 G_OBJECT(widget),
 145                 "xenoltt_data");
 146   XenoLtt_Drawing_t *drawing = xenoltt_data->drawing;
 147         unsigned int cell_height =
 148                 get_cell_height(GTK_TREE_VIEW(xenoltt_data->thread_list->thread_list_widget));
 149
 150   switch(event->direction) {
 151     case GDK_SCROLL_UP:
 152       gtk_adjustment_set_value(xenoltt_data->v_adjust,
 153         gtk_adjustment_get_value(xenoltt_data->v_adjust) - cell_height);
 154       break;
 155     case GDK_SCROLL_DOWN:
 156       gtk_adjustment_set_value(xenoltt_data->v_adjust,
 157         gtk_adjustment_get_value(xenoltt_data->v_adjust) + cell_height);
 158       break;
 159     default:
 160       g_error("should only scroll up and down.");
 161   }
 162         return TRUE;
 163 }
 164
 165
 166 static void update_index_to_pixmap_each(XenoThreadInfo *key,
 167                                         HashedThreadData *value,
 168                                         ThreadList *thread_list)
 169 {
 170   guint array_index = threadlist_get_index_from_data(thread_list, value);
 171
 172   g_assert(array_index < thread_list->index_to_pixmap->len);
 173
 174   GdkPixmap **pixmap =
 175     (GdkPixmap**)&g_ptr_array_index(thread_list->index_to_pixmap, array_index);
 176
 177   *pixmap = value->pixmap;
 178 }
 179
 180
 181 void update_index_to_pixmap(ThreadList *thread_list)
 182 {
 183   g_ptr_array_set_size(thread_list->index_to_pixmap,
 184                        g_hash_table_size(thread_list->thread_hash));
 185   g_hash_table_foreach(thread_list->thread_hash,
 186                        (GHFunc)update_index_to_pixmap_each,
 187                        thread_list);
 188 }
 189
 190
 191 static void update_pixmap_size_each(XenoThreadInfo *key,
 192                                     HashedThreadData *value,
 193                                     guint width)
 194 {
 195   GdkPixmap *old_pixmap = value->pixmap;
 196
 197   value->pixmap =
 198         gdk_pixmap_new(old_pixmap,
 199                        width,
 200                        value->height,
 201                        -1);
 202
 203   gdk_pixmap_unref(old_pixmap);
 204 }
 205
 206
 207 void update_pixmap_size(ThreadList *thread_list, guint width)
 208 {
 209   g_hash_table_foreach(thread_list->thread_hash,
 210                        (GHFunc)update_pixmap_size_each,
 211                        (gpointer)width);
 212 }
 213
 214
 215 typedef struct _CopyPixmap {
 216   GdkDrawable *dest;
 217   GdkGC *gc;
 218   GdkDrawable *src;
 219   gint xsrc, ysrc, xdest, ydest, width, height;
 220 } CopyPixmap;
 221
 222 static void copy_pixmap_region_each(XenoThreadInfo *key,
 223                                     HashedThreadData *value,
 224                                     CopyPixmap *cp)
 225 {
 226   GdkPixmap *src = cp->src;
 227   GdkPixmap *dest = cp->dest;
 228
 229   if(dest == NULL)
 230     dest = value->pixmap;
 231   if(src == NULL)
 232     src = value->pixmap;
 233
 234   gdk_draw_drawable (dest,
 235       cp->gc,
 236       src,
 237       cp->xsrc, cp->ysrc,
 238       cp->xdest, cp->ydest,
 239       cp->width, cp->height);
 240 }
 241
 242
 243
 244
 245 void copy_pixmap_region(ThreadList *thread_list, GdkDrawable *dest,
 246     GdkGC *gc, GdkDrawable *src,
 247     gint xsrc, gint ysrc,
 248     gint xdest, gint ydest, gint width, gint height)
 249 {
 250   CopyPixmap cp = { dest, gc, src, xsrc, ysrc, xdest, ydest, width, height };
 251
 252   g_hash_table_foreach(thread_list->thread_hash,
 253                        (GHFunc)copy_pixmap_region_each,
 254                        &cp);
 255 }
 256
 257
 258
 259 typedef struct _RectanglePixmap {
 260   gboolean filled;
 261   gint x, y, width, height;
 262   GdkGC *gc;
 263 } RectanglePixmap;
 264
 265 static void rectangle_pixmap_each(XenoThreadInfo *key,
 266                                   HashedThreadData *value,
 267                                   RectanglePixmap *rp)
 268 {
 269   if(rp->height == -1)
 270     rp->height = value->height;
 271
 272   gdk_draw_rectangle (value->pixmap,
 273       rp->gc,
 274       rp->filled,
 275       rp->x, rp->y,
 276       rp->width, rp->height);
 277 }
 278
 279
 280
 281
 282 void rectangle_pixmap(ThreadList *thread_list, GdkGC *gc,
 283     gboolean filled, gint x, gint y, gint width, gint height)
 284 {
 285   RectanglePixmap rp = { filled, x, y, width, height, gc };
 286
 287   g_hash_table_foreach(thread_list->thread_hash,
 288                        (GHFunc)rectangle_pixmap_each,
 289                        &rp);
 290 }
 291
 292
 293 /* Renders each pixmaps into on big drawable */
 294 void copy_pixmap_to_screen(ThreadList *thread_list,
 295     GdkDrawable *dest,
 296     GdkGC *gc,
 297     gint x, gint y,
 298     gint width, gint height)
 299 {
 300   if(thread_list->index_to_pixmap->len == 0) return;
 301   guint cell_height = thread_list->cell_height;
 302
 303   /* Get indexes */
 304   gint begin = floor(y/(double)cell_height);
 305   gint end = MIN(ceil((y+height)/(double)cell_height),
 306                  thread_list->index_to_pixmap->len);
 307   gint i;
 308
 309   for(i=begin; i<end; i++) {
 310     g_assert(i<thread_list->index_to_pixmap->len);
 311     /* Render the pixmap to the screen */
 312     GdkPixmap *pixmap =
 313       //(GdkPixmap*)g_ptr_array_index(thread_list->index_to_pixmap, i);
 314       GDK_PIXMAP(g_ptr_array_index(thread_list->index_to_pixmap, i));
 315
 316     gdk_draw_drawable (dest,
 317         gc,
 318         pixmap,
 319         x, 0,
 320         x, i*cell_height,
 321         width, cell_height);
 322
 323   }
 324
 325
 326 }
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336 ThreadList *threadlist_construct(void)
 337 {
 338   GtkTreeViewColumn *column;
 339   GtkCellRenderer *renderer;
 340
 341   ThreadList* thread_list = g_new(ThreadList,1);
 342
 343   thread_list->number_of_thread = 0;
 344
 345   thread_list->current_hash_data = NULL;
 346
 347   /* Create the Xenomai Thread list */
 348   thread_list->list_store = gtk_list_store_new (  N_COLUMNS,
 349               G_TYPE_STRING,
 350               G_TYPE_UINT,
 351               G_TYPE_UINT,
 352               G_TYPE_UINT,
 353               G_TYPE_ULONG,
 354               G_TYPE_ULONG,
 355               G_TYPE_ULONG);
 356
 357
 358   thread_list->thread_list_widget =
 359     gtk_tree_view_new_with_model
 360     (GTK_TREE_MODEL (thread_list->list_store));
 361
 362   g_object_unref (G_OBJECT (thread_list->list_store));
 363
 364   gtk_tree_sortable_set_default_sort_func(
 365       GTK_TREE_SORTABLE(thread_list->list_store),
 366       thread_sort_func,
 367       NULL,
 368       NULL);
 369
 370
 371   gtk_tree_sortable_set_sort_column_id(
 372       GTK_TREE_SORTABLE(thread_list->list_store),
 373       GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
 374       GTK_SORT_ASCENDING);
 375
 376
 377   thread_list->thread_hash = g_hash_table_new_full(
 378       thread_list_hash_fct, thread_list_equ_fct,
 379       destroy_hash_key, destroy_hash_data
 380       );
 381
 382
 383   gtk_tree_view_set_headers_visible(
 384     GTK_TREE_VIEW(thread_list->thread_list_widget), TRUE);
 385
 386   /* Create a column, associating the "text" attribute of the
 387    * cell_renderer to the first column of the model */
 388   /* Columns alignment : 0.0 : Left    0.5 : Center   1.0 : Right */
 389   renderer = gtk_cell_renderer_text_new ();
 390   thread_list->renderer = renderer;
 391
 392         gint vertical_separator;
 393         gtk_widget_style_get (GTK_WIDGET (thread_list->thread_list_widget),
 394                         "vertical-separator", &vertical_separator,
 395                         NULL);
 396   gtk_cell_renderer_get_size(renderer,
 397       GTK_WIDGET(thread_list->thread_list_widget),
 398       NULL,
 399       NULL,
 400       NULL,
 401       NULL,
 402       &thread_list->cell_height);
 403
 404 #if GTK_CHECK_VERSION(2,4,15)
 405   guint ypad;
 406   g_object_get(G_OBJECT(renderer), "ypad", &ypad, NULL);
 407
 408   thread_list->cell_height += ypad;
 409 #endif
 410   thread_list->cell_height += vertical_separator;
 411
 412
 413   /* Column 1 representing the Xenomai Task name */
 414   column = gtk_tree_view_column_new_with_attributes ( "Task",
 415                 renderer,
 416                 "text",
 417                 THREAD_COLUMN,
 418                 NULL);
 419   gtk_tree_view_column_set_alignment (column, 0.0);
 420   gtk_tree_view_column_set_fixed_width (column, 45);
 421   gtk_tree_view_append_column (
 422     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 423
 424   thread_list->button = column->button;
 425
 426   /* Column 1 representing the priority of the task */
 427   column = gtk_tree_view_column_new_with_attributes ( "Priority",
 428                 renderer,
 429                 "text",
 430                 PRIO_COLUMN,
 431                 NULL);
 432   gtk_tree_view_append_column (
 433     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 434
 435 //  gtk_tree_view_column_set_visible(column, 0);
 436
 437   /* Column 1 representing the period of the task */
 438   column = gtk_tree_view_column_new_with_attributes ( "Period",
 439                 renderer,
 440                 "text",
 441                 PERIOD_COLUMN,
 442                 NULL);
 443   gtk_tree_view_append_column (
 444     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 445
 446 //  gtk_tree_view_column_set_visible(column, 0);
 447
 448   column = gtk_tree_view_column_new_with_attributes ( "CPU",
 449                 renderer,
 450                 "text",
 451                 CPU_COLUMN,
 452                 NULL);
 453   gtk_tree_view_append_column (
 454     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 455
 456   column = gtk_tree_view_column_new_with_attributes ( "Birth sec",
 457                 renderer,
 458                 "text",
 459                 BIRTH_S_COLUMN,
 460                 NULL);
 461   gtk_tree_view_append_column (
 462     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 463
 464   //gtk_tree_view_column_set_visible(column, 0);
 465
 466   column = gtk_tree_view_column_new_with_attributes ( "Birth nsec",
 467                 renderer,
 468                 "text",
 469                 BIRTH_NS_COLUMN,
 470                 NULL);
 471   gtk_tree_view_append_column (
 472     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 473
 474   column = gtk_tree_view_column_new_with_attributes ( "TRACE",
 475                 renderer,
 476                 "text",
 477                 TRACE_COLUMN,
 478                 NULL);
 479   gtk_tree_view_append_column (
 480     GTK_TREE_VIEW (thread_list->thread_list_widget), column);
 481
 482
 483   //gtk_tree_view_column_set_visible(column, 0);
 484
 485   g_object_set_data_full(
 486       G_OBJECT(thread_list->thread_list_widget),
 487       "thread_list_Data",
 488       thread_list,
 489       (GDestroyNotify)threadlist_destroy);
 490
 491   thread_list->index_to_pixmap = g_ptr_array_sized_new(ALLOCATE_PROCESSES);
 492
 493   return thread_list;
 494 }
 495
 496 void threadlist_destroy(ThreadList *thread_list)
 497 {
 498   g_debug("threadlist_destroy %p", thread_list);
 499   g_hash_table_destroy(thread_list->thread_hash);
 500   thread_list->thread_hash = NULL;
 501   g_ptr_array_free(thread_list->index_to_pixmap, TRUE);
 502
 503   g_free(thread_list);
 504   g_debug("threadlist_destroy end");
 505 }
 506
 507 static gboolean remove_hash_item(XenoThreadInfo *thread_Info,
 508                                  HashedThreadData *hashed_thread_data,
 509                                  ThreadList *thread_list)
 510 {
 511   GtkTreeIter iter;
 512
 513   iter = hashed_thread_data->y_iter;
 514
 515   gtk_list_store_remove (thread_list->list_store, &iter);
 516   gdk_pixmap_unref(hashed_thread_data->pixmap);
 517
 518   if(likely(thread_list->current_hash_data != NULL)) {
 519     if(likely(hashed_thread_data ==
 520                 thread_list->current_hash_data[thread_Info->trace_num][thread_Info->cpu]))
 521       thread_list->current_hash_data[thread_Info->trace_num][thread_Info->cpu] = NULL;
 522   }
 523   return TRUE; /* remove the element from the hash table */
 524 }
 525
 526 void threadlist_clear(ThreadList *thread_list)
 527 {
 528   g_info("threadlist_clear %p", thread_list);
 529
 530   g_hash_table_foreach_remove(thread_list->thread_hash,
 531                               (GHRFunc)remove_hash_item,
 532                               (gpointer)thread_list);
 533   thread_list->number_of_thread = 0;
 534   update_index_to_pixmap(thread_list);
 535 }
 536
 537
 538 GtkWidget *threadlist_get_widget(ThreadList *thread_list)
 539 {
 540   return thread_list->thread_list_widget;
 541 }
 542
 543
 544 void destroy_hash_key(gpointer key)
 545 {
 546   g_free(key);
 547 }
 548
 549 void destroy_hash_data(gpointer data)
 550 {
 551   g_free(data);
 552 }
 553
 554
 555 void threadlist_set_name(ThreadList *thread_list,
 556     GQuark name,
 557     HashedThreadData *hashed_thread_data)
 558 {
 559   gtk_list_store_set (  thread_list->list_store, &hashed_thread_data->y_iter,
 560         THREAD_COLUMN, g_quark_to_string(name),
 561         -1);
 562 }
 563
 564 void threadlist_set_prio(ThreadList *thread_list,
 565     guint prio,
 566     HashedThreadData *hashed_thread_data)
 567 {
 568   gtk_list_store_set (  thread_list->list_store, &hashed_thread_data->y_iter,
 569         PRIO_COLUMN, prio,
 570         -1);
 571 }
 572
 573 void threadlist_set_period(ThreadList *thread_list,
 574     guint period,
 575     HashedThreadData *hashed_thread_data)
 576 {
 577   gtk_list_store_set (  thread_list->list_store, &hashed_thread_data->y_iter,
 578         PERIOD_COLUMN, period,
 579         -1);
 580 }
 581
 582
 583 int threadlist_add(  ThreadList *thread_list,
 584       XenoLtt_Drawing_t *drawing,
 585       guint address,
 586       guint prio,
 587       guint cpu,
 588       guint period,
 589       LttTime *thread_birth,
 590       guint trace_num,
 591       GQuark name,
 592       guint *height,
 593       XenoThreadInfo **pm_thread_Info,
 594       HashedThreadData **pm_hashed_thread_data)
 595 {
 596   XenoThreadInfo *thread_Info = g_new(XenoThreadInfo, 1);
 597   HashedThreadData *hashed_thread_data = g_new(HashedThreadData, 1);
 598   *pm_hashed_thread_data = hashed_thread_data;
 599   *pm_thread_Info = thread_Info;
 600
 601   thread_Info->address = address;
 602   thread_Info->prio = prio;
 603   if(address == 0)
 604     thread_Info->cpu = cpu;
 605   else
 606     thread_Info->cpu = 0;
 607   thread_Info->period = period;
 608   thread_Info->thread_birth = *thread_birth;
 609   thread_Info->trace_num = trace_num;
 610
 611   /* When we create it from before state update, we are sure that the
 612    * last event occured before the beginning of the global area.
 613    *
 614    * If it is created after state update, this value (0) will be
 615    * overriden by the new state before anything is drawn.
 616    */
 617   hashed_thread_data->x.over = 0;
 618   hashed_thread_data->x.over_used = FALSE;
 619   hashed_thread_data->x.over_marked = FALSE;
 620   hashed_thread_data->x.middle = 0;
 621   hashed_thread_data->x.middle_used = FALSE;
 622   hashed_thread_data->x.middle_marked = FALSE;
 623   hashed_thread_data->x.under = 0;
 624   hashed_thread_data->x.under_used = FALSE;
 625   hashed_thread_data->x.under_marked = FALSE;
 626   hashed_thread_data->next_good_time = ltt_time_zero;
 627   /* Add a new row to the model */
 628   gtk_list_store_append ( thread_list->list_store,
 629                           &hashed_thread_data->y_iter);
 630
 631   gtk_list_store_set (  thread_list->list_store, &hashed_thread_data->y_iter,
 632         THREAD_COLUMN, g_quark_to_string(name),
 633         PRIO_COLUMN, prio,
 634         PERIOD_COLUMN, period,
 635         CPU_COLUMN, cpu,
 636         BIRTH_S_COLUMN, thread_birth->tv_sec,
 637         BIRTH_NS_COLUMN, thread_birth->tv_nsec,
 638         TRACE_COLUMN, trace_num,
 639         -1);
 640
 641   g_hash_table_insert(thread_list->thread_hash,
 642         (gpointer)thread_Info,
 643         (gpointer)hashed_thread_data);
 644
 645   thread_list->number_of_thread++;
 646
 647   hashed_thread_data->height = thread_list->cell_height;
 648
 649   g_assert(hashed_thread_data->height != 0);
 650
 651   *height = hashed_thread_data->height * thread_list->number_of_thread;
 652
 653   hashed_thread_data->pixmap =
 654         gdk_pixmap_new(drawing->drawing_area->window,
 655                        drawing->alloc_width,
 656                        hashed_thread_data->height,
 657                        -1);
 658
 659   // Clear the image
 660   gdk_draw_rectangle (hashed_thread_data->pixmap,
 661         drawing->drawing_area->style->black_gc,
 662         TRUE,
 663         0, 0,
 664         drawing->alloc_width,
 665         hashed_thread_data->height);
 666
 667   update_index_to_pixmap(thread_list);
 668
 669
 670   return 0;
 671 }
 672
 673 int threadlist_remove( ThreadList *thread_list,
 674       guint address,
 675       guint cpu,
 676       LttTime *thread_birth,
 677       guint trace_num)
 678 {
 679   XenoThreadInfo thread_Info;
 680   HashedThreadData *hashed_thread_data;
 681   GtkTreeIter iter;
 682
 683   thread_Info.address = address;
 684   if(address == 0)
 685     thread_Info.cpu = cpu;
 686   else
 687     thread_Info.cpu = 0;
 688   thread_Info.thread_birth = *thread_birth;
 689   thread_Info.trace_num = trace_num;
 690
 691
 692   hashed_thread_data =
 693     (HashedThreadData*)g_hash_table_lookup(
 694           thread_list->thread_hash,
 695           &thread_Info);
 696   if(likely(hashed_thread_data != NULL))
 697   {
 698     iter = hashed_thread_data->y_iter;
 699
 700     gtk_list_store_remove (thread_list->list_store, &iter);
 701
 702     g_hash_table_remove(thread_list->thread_hash,
 703         &thread_Info);
 704
 705     if(likely(thread_list->current_hash_data != NULL)) {
 706       if(likely(hashed_thread_data == thread_list->current_hash_data[trace_num][cpu])) {
 707         thread_list->current_hash_data[trace_num][cpu] = NULL;
 708       }
 709     }
 710
 711     gdk_pixmap_unref(hashed_thread_data->pixmap);
 712
 713     update_index_to_pixmap(thread_list);
 714
 715     thread_list->number_of_thread--;
 716
 717     return 0;
 718   } else {
 719     return 1;
 720   }
 721 }
 722
 723
 724 #if 0
 725 static inline guint get_cpu_number_from_name(GQuark name)
 726 {
 727   const gchar *string;
 728   char *begin;
 729   guint cpu;
 730
 731   string = g_quark_to_string(name);
 732
 733   begin = strrchr(string, '/');
 734   begin++;
 735
 736   g_assert(begin != '\0');
 737
 738   cpu = strtoul(begin, NULL, 10);
 739
 740   return cpu;
 741 }
 742 #endif //0