280 	struct vnode *devvp;	  /* vnode for blk device to mount */  in msdosfs_mount()  local
355 			devvp = pmp->pm_devvp;  in msdosfs_mount()
356 			vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in msdosfs_mount()
359 			    mp, devvp, KAUTH_ARG(VREAD | VWRITE));  in msdosfs_mount()
360 			VOP_UNLOCK(devvp);  in msdosfs_mount()
377 				NSM_FOLLOW_NOEMULROOT, &devvp);  in msdosfs_mount()
383 	if (devvp->v_type != VBLK) {  in msdosfs_mount()
385 		vrele(devvp);  in msdosfs_mount()
388 	if (bdevsw_lookup(devvp->v_rdev) == NULL) {  in msdosfs_mount()
390 		vrele(devvp);  in msdosfs_mount()
400 	vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in msdosfs_mount()
402 	    KAUTH_REQ_SYSTEM_MOUNT_DEVICE, mp, devvp, KAUTH_ARG(accessmode));  in msdosfs_mount()
403 	VOP_UNLOCK(devvp);  in msdosfs_mount()
406 		vrele(devvp);  in msdosfs_mount()
416 		vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in msdosfs_mount()
417 		error = VOP_OPEN(devvp, xflags, FSCRED);  in msdosfs_mount()
418 		VOP_UNLOCK(devvp);  in msdosfs_mount()
423 		error = msdosfs_mountfs(devvp, mp, l, args);  in msdosfs_mount()
426 			vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in msdosfs_mount()
427 			(void) VOP_CLOSE(devvp, xflags, NOCRED);  in msdosfs_mount()
428 			VOP_UNLOCK(devvp);  in msdosfs_mount()
435 		vrele(devvp);  in msdosfs_mount()
436 		if (devvp != pmp->pm_devvp) {  in msdosfs_mount()
437 			DPRINTF("devvp %p pmp %p", devvp, pmp->pm_devvp);  in msdosfs_mount()
454 	vrele(devvp);  in msdosfs_mount()
459 msdosfs_mountfs(struct vnode *devvp, struct mount *mp, struct lwp *l, struct msdosfs_args *argp)  in msdosfs_mountfs()  argument
463 	dev_t dev = devvp->v_rdev;  in msdosfs_mountfs()
475 	vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in msdosfs_mountfs()
476 	error = vinvalbuf(devvp, V_SAVE, l->l_cred, l, 0, 0);  in msdosfs_mountfs()
477 	VOP_UNLOCK(devvp);  in msdosfs_mountfs()
486 	error = getdisksize(devvp, &psize, &secsize);  in msdosfs_mountfs()
519 	if ((error = bread(devvp, 0, secsize, 0, &bp)) != 0)  in msdosfs_mountfs()
812 		if ((error = bread(devvp, de_bn2kb(pmp, pmp->pm_fsinfo),  in msdosfs_mountfs()
850 	pmp->pm_devvp = devvp;  in msdosfs_mountfs()
894 	spec_node_setmountedfs(devvp, mp);  in msdosfs_mountfs()