.

wcfs/internal/wcfs_virtmem.cpp

@@ -200,7 +200,7 @@ void Conn::_pin1(SrvReq *req) {
     wconn->_filemu.lock();
     auto _ = wconn->_filetab.find(req->foid);
     if (_ == wconn->_filetab.end()) {
-        // XXX unlock
+        wconn->_filemu.unlock();
         // XXX err = we are not watching the file - why wcfs sent us this update?
     }
 
@@ -226,13 +226,12 @@ void Conn::_pin1(SrvReq *req) {
     // update f.pinned
     // XXX do it before ^^^ remmapblk (so that e.g. concurrent
     // discard/writeout see correct f.pinned) ?
-#if 0
-    if req.at is None:
-        f.pinned.pop(req.blk, None)     # = delete(f.pinned, req.blk)  -- unpin to @head
-    else:
-        f.pinned[req.blk] = req.at
+    if (req->at == TidHead) {
+        f->pinned.erase(req->blk);      // unpin to @head
+    }
+    else {
+        f->pinned[req->blk] = req->at;
     }
-#endif
 
     wconn->_filemu.unlock();
 }