6879933 Let SMBFS support extensible attributes per. PSARC 2007/315

@@ -596,10 +596,14 @@
         vfsp->vfs_bcount = 0;
 
         smi->smi_vfsp   = vfsp;
         smbfs_zonelist_add(smi);        /* undo in smbfs_freevfs */
 
+        /* PSARC 2007/227 VFS Feature Registration */
+        vfs_set_feature(vfsp, VFSFT_XVATTR);
+        vfs_set_feature(vfsp, VFSFT_SYSATTR_VIEWS);
+
         /*
          * Create the root vnode, which we need in unmount
          * for the call to smbfs_check_table(), etc.
          * Release this hold in smbfs_unmount.
          */