85 	fbt_probe_t *fbt = fbt_probetab[FBT_ADDR2NDX(addr)];  in fbt_invop()  local
87 	for (; fbt != NULL; fbt = fbt->fbtp_hashnext) {  in fbt_invop()
88 		if ((uintptr_t)fbt->fbtp_patchpoint == addr) {  in fbt_invop()
89 			if (fbt->fbtp_roffset == 0) {  in fbt_invop()
117 				dtrace_probe(fbt->fbtp_id, stack0, stack1,  in fbt_invop()
135 				dtrace_probe(fbt->fbtp_id, fbt->fbtp_roffset,  in fbt_invop()
140 			return (fbt->fbtp_rval);  in fbt_invop()
157 	fbt_probe_t *fbt, *retfbt;  in fbt_provide_module()  local
317 		fbt = kmem_zalloc(sizeof (fbt_probe_t), KM_SLEEP);  in fbt_provide_module()
318 		fbt->fbtp_name = name;  in fbt_provide_module()
319 		fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,  in fbt_provide_module()
320 		    name, FBT_ENTRY, 3, fbt);  in fbt_provide_module()
321 		fbt->fbtp_patchpoint = instr;  in fbt_provide_module()
322 		fbt->fbtp_ctl = ctl;  in fbt_provide_module()
323 		fbt->fbtp_loadcnt = ctl->mod_loadcnt;  in fbt_provide_module()
324 		fbt->fbtp_rval = DTRACE_INVOP_PUSHL_EBP;  in fbt_provide_module()
325 		fbt->fbtp_savedval = *instr;  in fbt_provide_module()
326 		fbt->fbtp_patchval = FBT_PATCHVAL;  in fbt_provide_module()
328 		fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];  in fbt_provide_module()
329 		fbt->fbtp_symndx = i;  in fbt_provide_module()
330 		fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;  in fbt_provide_module()
399 		fbt = kmem_zalloc(sizeof (fbt_probe_t), KM_SLEEP);  in fbt_provide_module()
400 		fbt->fbtp_name = name;  in fbt_provide_module()
403 			fbt->fbtp_id = dtrace_probe_create(fbt_id, modname,  in fbt_provide_module()
404 			    name, FBT_RETURN, 3, fbt);  in fbt_provide_module()
406 			retfbt->fbtp_next = fbt;  in fbt_provide_module()
407 			fbt->fbtp_id = retfbt->fbtp_id;  in fbt_provide_module()
410 		retfbt = fbt;  in fbt_provide_module()
411 		fbt->fbtp_patchpoint = instr;  in fbt_provide_module()
412 		fbt->fbtp_ctl = ctl;  in fbt_provide_module()
413 		fbt->fbtp_loadcnt = ctl->mod_loadcnt;  in fbt_provide_module()
417 			fbt->fbtp_rval = DTRACE_INVOP_POPL_EBP;  in fbt_provide_module()
420 			fbt->fbtp_rval = DTRACE_INVOP_LEAVE;  in fbt_provide_module()
422 		fbt->fbtp_roffset =  in fbt_provide_module()
427 		fbt->fbtp_rval = DTRACE_INVOP_RET;  in fbt_provide_module()
428 		fbt->fbtp_roffset =  in fbt_provide_module()
432 		fbt->fbtp_savedval = *instr;  in fbt_provide_module()
433 		fbt->fbtp_patchval = FBT_PATCHVAL;  in fbt_provide_module()
434 		fbt->fbtp_hashnext = fbt_probetab[FBT_ADDR2NDX(instr)];  in fbt_provide_module()
435 		fbt->fbtp_symndx = i;  in fbt_provide_module()
436 		fbt_probetab[FBT_ADDR2NDX(instr)] = fbt;  in fbt_provide_module()
449 	fbt_probe_t *fbt = parg, *next, *hash, *last;  in fbt_destroy()  local
450 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_destroy()
454 		if (ctl != NULL && ctl->mod_loadcnt == fbt->fbtp_loadcnt) {  in fbt_destroy()
455 			if ((ctl->mod_loadcnt == fbt->fbtp_loadcnt &&  in fbt_destroy()
465 		ndx = FBT_ADDR2NDX(fbt->fbtp_patchpoint);  in fbt_destroy()
469 		while (hash != fbt) {  in fbt_destroy()
476 			last->fbtp_hashnext = fbt->fbtp_hashnext;  in fbt_destroy()
478 			fbt_probetab[ndx] = fbt->fbtp_hashnext;  in fbt_destroy()
481 		next = fbt->fbtp_next;  in fbt_destroy()
482 		kmem_free(fbt, sizeof (fbt_probe_t));  in fbt_destroy()
484 		fbt = next;  in fbt_destroy()
485 	} while (fbt != NULL);  in fbt_destroy()
492 	fbt_probe_t *fbt = parg;  in fbt_enable()  local
493 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_enable()
501 			    fbt->fbtp_name, ctl->mod_modname);  in fbt_enable()
512 	if (ctl->mod_loadcnt != fbt->fbtp_loadcnt) {  in fbt_enable()
516 			    fbt->fbtp_name, ctl->mod_modname);  in fbt_enable()
522 	for (; fbt != NULL; fbt = fbt->fbtp_next)  in fbt_enable()
523 		*fbt->fbtp_patchpoint = fbt->fbtp_patchval;  in fbt_enable()
532 	fbt_probe_t *fbt = parg;  in fbt_disable()  local
533 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_disable()
538 	if (!ctl->mod_loaded || (ctl->mod_loadcnt != fbt->fbtp_loadcnt))  in fbt_disable()
541 	for (; fbt != NULL; fbt = fbt->fbtp_next)  in fbt_disable()
542 		*fbt->fbtp_patchpoint = fbt->fbtp_savedval;  in fbt_disable()
549 	fbt_probe_t *fbt = parg;  in fbt_suspend()  local
550 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_suspend()
554 	if (!ctl->mod_loaded || (ctl->mod_loadcnt != fbt->fbtp_loadcnt))  in fbt_suspend()
557 	for (; fbt != NULL; fbt = fbt->fbtp_next)  in fbt_suspend()
558 		*fbt->fbtp_patchpoint = fbt->fbtp_savedval;  in fbt_suspend()
565 	fbt_probe_t *fbt = parg;  in fbt_resume()  local
566 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_resume()
570 	if (!ctl->mod_loaded || (ctl->mod_loadcnt != fbt->fbtp_loadcnt))  in fbt_resume()
573 	for (; fbt != NULL; fbt = fbt->fbtp_next)  in fbt_resume()
574 		*fbt->fbtp_patchpoint = fbt->fbtp_patchval;  in fbt_resume()
581 	fbt_probe_t *fbt = parg;  in fbt_getargdesc()  local
582 	struct modctl *ctl = fbt->fbtp_ctl;  in fbt_getargdesc()
591 	if (!ctl->mod_loaded || (ctl->mod_loadcnt != fbt->fbtp_loadcnt))  in fbt_getargdesc()
594 	if (fbt->fbtp_roffset != 0 && desc->dtargd_ndx == 0) {  in fbt_getargdesc()
640 	if (ctf_func_info(fp, fbt->fbtp_symndx, &f) == CTF_ERR)  in fbt_getargdesc()
643 	if (fbt->fbtp_roffset != 0) {  in fbt_getargdesc()
653 		if (ctf_func_args(fp, fbt->fbtp_symndx, argc, argv) == CTF_ERR)  in fbt_getargdesc()