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Fulfull a feature request from Qwell on the "core show locks" output. It will

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now note the lock type for each lock that a thread holds.
(mutex, rdlock, or wrlock)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@84271 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-10-01 21:07:06 +00:00
parent b7f66e48e8
commit 5fdc354155
2 changed files with 39 additions and 14 deletions
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26
main/utils.c
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@@ -538,6 +538,7 @@ struct thr_lock_info {
const char *lock_name;
void *lock_addr;
int times_locked;
enum ast_lock_type type;
/*! This thread is waiting on this lock */
unsigned int pending:1;
} locks[AST_MAX_LOCKS];
@@ -583,8 +584,8 @@ static void lock_info_destroy(void *data)
*/
AST_THREADSTORAGE_CUSTOM(thread_lock_info, thread_lock_info_init, lock_info_destroy);
void ast_store_lock_info(const char *filename, int line_num,
const char *func, const char *lock_name, void *lock_addr)
void ast_store_lock_info(enum ast_lock_type type, const char *filename,
int line_num, const char *func, const char *lock_name, void *lock_addr)
{
struct thr_lock_info *lock_info;
int i;
@@ -616,6 +617,7 @@ void ast_store_lock_info(const char *filename, int line_num,
lock_info->locks[i].lock_name = lock_name;
lock_info->locks[i].lock_addr = lock_addr;
lock_info->locks[i].times_locked = 1;
lock_info->locks[i].type = type;
lock_info->locks[i].pending = 1;
lock_info->num_locks++;
@@ -672,6 +674,20 @@ void ast_remove_lock_info(void *lock_addr)
pthread_mutex_unlock(&lock_info->lock);
}
static const char *locktype2str(enum ast_lock_type type)
{
switch (type) {
case AST_MUTEX:
return "MUTEX";
case AST_RDLOCK:
return "RDLOCK";
case AST_WRLOCK:
return "WRLOCK";
}
return "UNKNOWN";
}
static int handle_show_locks(int fd, int argc, char *argv[])
{
struct thr_lock_info *lock_info;
@@ -691,9 +707,11 @@ static int handle_show_locks(int fd, int argc, char *argv[])
lock_info->thread_name);
pthread_mutex_lock(&lock_info->lock);
for (i = 0; i < lock_info->num_locks; i++) {
ast_cli(fd, "=== ---> %sLock #%d: %s %d %s %s %p (%d)\n",
ast_cli(fd, "=== ---> %sLock #%d (%s): %s %d %s %s %p (%d)\n",
lock_info->locks[i].pending ? "Waiting for " : "", i,
lock_info->locks[i].file, lock_info->locks[i].line_num,
lock_info->locks[i].file,
locktype2str(lock_info->locks[i].type),
lock_info->locks[i].line_num,
lock_info->locks[i].func, lock_info->locks[i].lock_name,
lock_info->locks[i].lock_addr,
lock_info->locks[i].times_locked);