bsd/nfs/nfs_lock.c

136 nfs_lockd_mount_register(struct nfsmount *nmp)
139 	TAILQ_INSERT_HEAD(&nfs_lockd_mount_list, nmp, nm_ldlink);
151 nfs_lockd_mount_unregister(struct nfsmount *nmp)
158 	TAILQ_REMOVE(&nfs_lockd_mount_list, nmp, nm_ldlink);
413 	struct nfsmount *nmp;
419 	nmp = NFSTONMP(np);
420 	if (!nmp || !nmp->nm_saddr)
423 	lck_mtx_lock(&nmp->nm_lock);
424 	saddr = nmp->nm_saddr;
426 	if (nmp->nm_vers == NFS_VER3)
429 	if (nmp->nm_sotype != SOCK_DGRAM)
434 	lastmsg = now.tv_sec - ((nmp->nm_tprintf_delay) - (nmp->nm_tprintf_initial_delay));
435 	interruptable = NMFLAG(nmp, INTR);
436 	lck_mtx_unlock(&nmp->nm_lock);
492 				nmp = NFSTONMP(np);
493 				if ((msgreq->lmr_errno == ENOTSUP) && nmp &&
494 				    (nmp->nm_state & NFSSTA_LOCKSWORK)) {
515 			nmp = NFSTONMP(np);
516 			if ((error2 = nfs_sigintr(nmp, NULL, NULL, 0))) {
522 			lck_mtx_lock(&nmp->nm_lock);
523 			if (nmp->nm_lockmode == NFS_LOCK_MODE_DISABLED) {
524 				lck_mtx_unlock(&nmp->nm_lock);
527 			if ((nmp->nm_state & NFSSTA_RECOVER) && !(flags & R_RECOVER)) {
530 				lck_mtx_unlock(&nmp->nm_lock);
533 			interruptable = NMFLAG(nmp, INTR);
534 			lck_mtx_unlock(&nmp->nm_lock);
539 			nmp = NFSTONMP(np);
540 			if ((error2 = nfs_sigintr(nmp, NULL, NULL, 0))) {
549 			lck_mtx_lock(&nmp->nm_lock);
550 			if (nmp->nm_lockmode == NFS_LOCK_MODE_DISABLED) {
553 				lck_mtx_unlock(&nmp->nm_lock);
557 			if ((error == EWOULDBLOCK) && (nmp->nm_state & NFSSTA_RECOVER) && !(flags & R_RECOVER)) {
560 				lck_mtx_unlock(&nmp->nm_lock);
563 			interruptable = NMFLAG(nmp, INTR);
565 			    ((nmp->nm_state & NFSSTA_RECOVER) && !(flags & R_RECOVER)) ||
570 				} else if ((nmp->nm_state & NFSSTA_RECOVER) && !(flags & R_RECOVER)) {
574 				lck_mtx_unlock(&nmp->nm_lock);
601 			    (nmp->nm_tprintf_initial_delay != 0) &&
602 			    ((lastmsg + nmp->nm_tprintf_delay) < now.tv_sec)) {
603 				lck_mtx_unlock(&nmp->nm_lock);
605 				nfs_down(nmp, thd, 0, NFSSTA_LOCKTIMEO, "lockd not responding");
608 				lck_mtx_unlock(&nmp->nm_lock);
694 		nmp = NFSTONMP(np);
695 		if ((error == ENOTSUP) && nmp && !(nmp->nm_state & NFSSTA_LOCKSWORK)) {
704 			lck_mtx_lock(&nmp->nm_lock);
705 			if (nmp->nm_lockmode == NFS_LOCK_MODE_ENABLED) {
706 				nmp->nm_lockmode = NFS_LOCK_MODE_DISABLED;
707 				nfs_lockd_mount_unregister(nmp);
709 			nmp->nm_state &= ~NFSSTA_LOCKTIMEO;
710 			lck_mtx_unlock(&nmp->nm_lock);
712 				vfs_statfs(nmp->nm_mountp)->f_mntfromname);
717 			if (nmp) {
718 				lck_mtx_lock(&nmp->nm_lock);
719 				if (!(nmp->nm_state & NFSSTA_LOCKSWORK))
720 					nmp->nm_state |= NFSSTA_LOCKSWORK;
721 				lck_mtx_unlock(&nmp->nm_lock);
748 	struct nfsmount *nmp;
753 	nmp = NFSTONMP(np);
754 	if (!nmp)
772 	msg->lm_fh_len = (nmp->nm_vers == NFS_VER2) ? NFSX_V2FH : np->n_fhsize;
802 	struct nfsmount *nmp;
806 	nmp = NFSTONMP(np);
807 	if (!nmp)
814 	msg->lm_fh_len = (nmp->nm_vers == NFS_VER2) ? NFSX_V2FH : np->n_fhsize;
839 	struct nfsmount *nmp;
844 	nmp = NFSTONMP(np);
845 	if (!nmp)
853 	msg->lm_fh_len = (nmp->nm_vers == NFS_VER2) ? NFSX_V2FH : np->n_fhsize;
959 	struct nfsmount *nmp;
986 		TAILQ_FOREACH(nmp, &nfs_lockd_mount_list, nm_ldlink) {
988 			if (!nmp->nm_saddr || nfs_sockaddr_cmp(saddr, nmp->nm_saddr))
991 			lck_mtx_lock(&nmp->nm_lock);
992 			nfs_need_recover(nmp, 0);
993 			lck_mtx_unlock(&nmp->nm_lock);