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Add some more details to the output of "core show locks". When a thread

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is waiting for a lock, this will now show the details about who currently
has it locked.
(inspired by issue #11100)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@87396 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-10-29 20:22:07 +00:00
parent fd7bc75ce9
commit b2382349dc
2 changed files with 39 additions and 24 deletions
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15
main/utils.c
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@@ -727,6 +727,9 @@ static int handle_show_locks(int fd, int argc, char *argv[])
lock_info->thread_name);
pthread_mutex_lock(&lock_info->lock);
for (i = 0; str && i < lock_info->num_locks; i++) {
int j;
ast_mutex_t *lock;
ast_dynamic_str_append(&str, 0, "=== ---> %sLock #%d (%s): %s %d %s %s %p (%d)\n",
lock_info->locks[i].pending > 0 ? "Waiting for " :
lock_info->locks[i].pending < 0 ? "Tried and failed to get " : "", i,
@@ -736,6 +739,18 @@ static int handle_show_locks(int fd, int argc, char *argv[])
lock_info->locks[i].func, lock_info->locks[i].lock_name,
lock_info->locks[i].lock_addr,
lock_info->locks[i].times_locked);
if (!lock_info->locks[i].pending)
continue;
lock = lock_info->locks[i].lock_addr;
ast_reentrancy_lock(lock);
for (j = 0; str && j < lock->reentrancy; j++) {
ast_dynamic_str_append(&str, 0, "=== --- ---> Locked Here: %s line %d (%s)\n",
lock->file[j], lock->lineno[j], lock->func[j]);
}
ast_reentrancy_unlock(lock);
}
pthread_mutex_unlock(&lock_info->lock);
if (!str)