ntdll: Yield during PulseEvent().

May help with wine-mirror#10, although the real fix there is just not to use esync.
imaami · Dec 20, 2018 · 49aeaed · 49aeaed
1 parent dbb0b68
commit 49aeaed
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/dlls/ntdll/esync.c b/dlls/ntdll/esync.c
@@ -627,6 +627,11 @@ NTSTATUS esync_pulse_event( HANDLE handle )
  * used (and publicly deprecated). */
  if (write( obj->fd, &value, sizeof(value) ) == -1)
  return FILE_GetNtStatus();
+
+ /* Try to give other threads a chance to wake up. Hopefully erring on this
+ * side is the better thing to do... */
+ NtYieldExecution();
+
  read( obj->fd, &value, sizeof(value) );
 
  return STATUS_SUCCESS;