922 	struct vfssw *vswp;  in mod_infofs()  local
925 	if ((vswp = vfs_getvfsswbyname(modl->fs_vfsdef->name)) == NULL)  in mod_infofs()
928 		*p0 = vswp - vfssw;  in mod_infofs()
929 		vfs_unrefvfssw(vswp);  in mod_infofs()
942 	struct vfssw *vswp;  in mod_installfs()  local
979 	if ((vswp = vfs_getvfsswbyname(fsname)) == NULL) {  in mod_installfs()
980 		if ((vswp = allocate_vfssw(fsname)) == NULL) {  in mod_installfs()
992 	ASSERT(vswp != NULL);  in mod_installfs()
994 	fstype = vswp - vfssw;	/* Pointer arithmetic to get the fstype */  in mod_installfs()
997 	vswp->vsw_flag = modl->fs_vfsdef->flags & ~(VSW_STATS);  in mod_installfs()
1001 		    &vswp->vsw_optproto);  in mod_installfs()
1003 		vfs_copyopttbl(&vfs_mntopts, &vswp->vsw_optproto);  in mod_installfs()
1010 		vswp->vsw_flag |= VSW_CANREMOUNT;  in mod_installfs()
1018 		vswp->vsw_flag |= VSW_STATS;  in mod_installfs()
1028 			kmem_free(vswp->vsw_name, strlen(vswp->vsw_name)+1);  in mod_installfs()
1029 			vswp->vsw_name = "";  in mod_installfs()
1031 		vswp->vsw_flag = 0;  in mod_installfs()
1032 		vswp->vsw_init = NULL;  in mod_installfs()
1036 	vsw_stats_enabled = vswp->vsw_flag & VSW_STATS;  in mod_installfs()
1038 	vfs_unrefvfssw(vswp);  in mod_installfs()
1060 	struct vfssw *vswp;  in mod_removefs()  local
1068 	if ((vswp = vfs_getvfsswbyname(modl->fs_vfsdef->name)) == NULL) {  in mod_removefs()
1076 	if (vswp->vsw_count != 1) {  in mod_removefs()
1077 		vfs_unrefvfssw(vswp);  in mod_removefs()
1086 	if (vfs_opsinuse(&vswp->vsw_vfsops)) {  in mod_removefs()
1087 		vfs_unrefvfssw(vswp);  in mod_removefs()
1092 	vfs_freeopttbl(&vswp->vsw_optproto);  in mod_removefs()
1093 	vswp->vsw_optproto.mo_count = 0;  in mod_removefs()
1095 	vswp->vsw_flag = 0;  in mod_removefs()
1096 	vswp->vsw_init = NULL;  in mod_removefs()
1097 	vfs_unrefvfssw(vswp);  in mod_removefs()