New option to detect dangerous code mixing collectives and P2P in a deadlocking way

[simgrid.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
index 51acd4e..7863f28 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,10 @@ S4U:
  - Activity::set_remaining() is not public anymore. Use for example
    Comm::set_payload_size() to change the size of the simulated data.
 
+MPI:
+ - New option smpi/barrier-collectives to add a barrier in all
+   collectives to detect dangerous code that /may/ work on some implems.
+
 Models:
  - WiFi: the total capacity of a link depends on the amout of flows on that link.
    - Use the nonlinear callback feature of LMM to reflect this.