Implement ioctl _FIODIRECTIO
Kill flags arg in smbfs_purge_caches
5404 smbfs needs mmap support
Portions contributed by: Gordon Ross <gordon.w.ross@gmail.com>

@@ -235,11 +235,14 @@
 void smbfs_zonelist_remove(smbmntinfo_t *smi);
 
 int smbfs_check_table(struct vfs *vfsp, struct smbnode *srp);
 void smbfs_destroy_table(struct vfs *vfsp);
 void smbfs_rflush(struct vfs *vfsp, cred_t *cr);
+void smbfs_flushall(cred_t *cr);
 
+int smbfs_directio(vnode_t *vp, int cmd, cred_t *cr);
+
 uint32_t smbfs_newnum(void);
 int smbfs_newname(char *buf, size_t buflen);
 
 /*
  * Function definitions - those having to do with

@@ -252,12 +255,14 @@
 #ifndef DEBUG
 #define smbfs_attrcache_rm_locked(np)   (np)->r_attrtime = gethrtime()
 #endif
 void smbfs_attr_touchdir(struct smbnode *dnp);
 void smbfs_attrcache_fa(vnode_t *vp, struct smbfattr *fap);
-void smbfs_cache_check(struct vnode *vp, struct smbfattr *fap);
 
+int smbfs_validate_caches(struct vnode *vp, cred_t *cr);
+void smbfs_purge_caches(struct vnode *vp, cred_t *cr);
+
 void smbfs_addfree(struct smbnode *sp);
 void smbfs_rmhash(struct smbnode *);
 
 /* See avl_create in smbfs_vfsops.c */
 void smbfs_init_hash_avl(avl_tree_t *);

@@ -281,10 +286,14 @@
 int smbfs_readvnode(vnode_t *, uio_t *, cred_t *, struct vattr *);
 int smbfs_writevnode(vnode_t *vp, uio_t *uiop, cred_t *cr,
                         int ioflag, int timo);
 int smbfsgetattr(vnode_t *vp, struct vattr *vap, cred_t *cr);
 
+/* nfs: writerp writenp */
+/* nfs_putpages? */
+void smbfs_invalidate_pages(vnode_t *vp, u_offset_t off, cred_t *cr);
+
 /* smbfs ACL support */
 int smbfs_acl_getids(vnode_t *, cred_t *);
 int smbfs_acl_setids(vnode_t *, vattr_t *, cred_t *);
 int smbfs_acl_getvsa(vnode_t *, vsecattr_t *, int, cred_t *);
 int smbfs_acl_setvsa(vnode_t *, vsecattr_t *, int, cred_t *);