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Merge stackstash-reorg branch into HEAD

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2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* Merge stackstash-reorg branch into HEAD
This commit is contained in:
Soren Sandmann
2005-10-30 20:14:31 +00:00
committed by Søren Sandmann Pedersen
parent 3783be00a8
commit dff4affaab
15 changed files with 1098 additions and 934 deletions
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56
process.c
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@ -56,6 +56,8 @@ struct Process
GList *bad_pages;
int pid;
Symbol undefined;
};
static void
@ -136,7 +138,7 @@ create_process (const char *cmdline, int pid)
{
Process *p;
p = g_new (Process, 1);
p = g_new0 (Process, 1);
if (*cmdline != '\0')
p->cmdline = g_strdup_printf ("[%s]", cmdline);
@ -146,6 +148,8 @@ create_process (const char *cmdline, int pid)
p->bad_pages = NULL;
p->maps = NULL;
p->pid = pid;
p->undefined.name = NULL;
p->undefined.address = NULL;
g_assert (!g_hash_table_lookup (processes_by_pid, GINT_TO_POINTER (pid)));
g_assert (!g_hash_table_lookup (processes_by_cmdline, cmdline));
@ -340,7 +344,6 @@ process_get_from_pid (int pid)
const Symbol *
process_lookup_symbol (Process *process, gulong address)
{
static Symbol undefined;
const Symbol *result;
static Symbol kernel;
Map *map = process_locate_map (process, address);
@ -349,18 +352,20 @@ process_lookup_symbol (Process *process, gulong address)
if (address == 0x1)
{
kernel.name = "in kernel";
kernel.name = "In kernel";
kernel.address = 0x00001337;
return &kernel;
}
else if (!map)
{
if (undefined.name)
g_free (undefined.name);
undefined.name = g_strdup_printf ("??? %s", process->cmdline);
undefined.address = 0xBABE0001;
if (!process->undefined.name)
{
process->undefined.name =
g_strdup_printf ("(??? %s)", process->cmdline);
process->undefined.address = 0xBABE0001;
}
return &undefined;
return &process->undefined;
}
address -= map->start;
@ -388,38 +393,3 @@ process_get_cmdline (Process *process)
{
return process->cmdline;
}
static void
free_process (gpointer key, gpointer value, gpointer data)
{
char *cmdline = key;
Process *process = value;
#if 0
g_print ("freeing: %p\n", process);
memset (process, '\0', sizeof (Process));
#endif
g_free (process->cmdline);
#if 0
process->cmdline = "You are using free()'d memory";
#endif
process_free_maps (process);
g_list_free (process->bad_pages);
g_free (cmdline);
g_free (process);
}
void
process_flush_caches (void)
{
if (!processes_by_cmdline)
return;
g_hash_table_foreach (processes_by_cmdline, free_process, NULL);
g_hash_table_destroy (processes_by_cmdline);
g_hash_table_destroy (processes_by_pid);
processes_by_cmdline = NULL;
processes_by_pid = NULL;
}