dev/dtrace/fasttrap.c

332 	fasttrap_provider_t **fpp, *fp;
359 			while ((fp = *fpp) != NULL) {
360 				if (!fp->ftp_marked) {
361 					fpp = &fp->ftp_next;
365 				lck_mtx_lock(&fp->ftp_mtx);
373 				if (fp->ftp_ccount != 0 ||
374 				    fp->ftp_mcount != 0) {
375 					fp->ftp_marked = 0;
376 					lck_mtx_unlock(&fp->ftp_mtx);
380 				if (!fp->ftp_retired || fp->ftp_rcount != 0)
381 					fp->ftp_marked = 0;
383 				lck_mtx_unlock(&fp->ftp_mtx);
396 				provid = fp->ftp_provid;
400 					later += fp->ftp_marked;
401 					fpp = &fp->ftp_next;
403 					*fpp = fp->ftp_next;
404 					fasttrap_provider_free(fp);
1447 	fasttrap_provider_t *fp, *new_fp = NULL;
1453 	ASSERT(strlen(name) < sizeof (fp->ftp_name));
1462 	for (fp = bucket->ftb_data; fp != NULL; fp = fp->ftp_next) {
1463 		if (fp->ftp_pid == pid &&
1465 		    fp->ftp_provider_type == provider_type &&
1467 		    strncmp(fp->ftp_name, name, sizeof(fp->ftp_name)) == 0 &&
1468 		    !fp->ftp_retired) {
1469 			lck_mtx_lock(&fp->ftp_mtx);
1471 			return (fp);
1544 	for (fp = bucket->ftb_data; fp != NULL; fp = fp->ftp_next) {
1545 		if (fp->ftp_pid == pid && strncmp(fp->ftp_name, name, sizeof(fp->ftp_name)) == 0 &&
1546 		    !fp->ftp_retired) {
1547 			lck_mtx_lock(&fp->ftp_mtx);
1551 			return (fp);
1644 	fasttrap_provider_t *fp;
1648 	ASSERT(strlen(name) < sizeof (fp->ftp_name));
1653 	for (fp = bucket->ftb_data; fp != NULL; fp = fp->ftp_next) {
1654 		if (fp->ftp_pid == pid && strncmp(fp->ftp_name, name, sizeof(fp->ftp_name)) == 0 &&
1655 		    !fp->ftp_retired)
1659 	if (fp == NULL) {
1664 	lck_mtx_lock(&fp->ftp_mtx);
1665 	ASSERT(!mprov || fp->ftp_mcount > 0);
1666 	if (mprov && --fp->ftp_mcount != 0)  {
1667 		lck_mtx_unlock(&fp->ftp_mtx);
1687 	atomic_add_64(&fp->ftp_proc->ftpc_acount, -1);
1688 	ASSERT(fp->ftp_proc->ftpc_acount < fp->ftp_proc->ftpc_rcount);
1690 	fp->ftp_retired = 1;
1691 	fp->ftp_marked = 1;
1692 	provid = fp->ftp_provid;
1693 	lck_mtx_unlock(&fp->ftp_mtx);