From: Augustin Degomme <augustin.degomme@unibas.ch>
Date: Thu, 25 Jan 2018 00:39:33 +0000 (+0100)
Subject: Try new fix for rget_testall.
X-Git-Tag: v3.19~307
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/f9547fcad0c2d07d37c256d9f1c8135d2d479036?hp=e35bbebc81ec246827862fd85757787f5463bdb7;ds=sidebyside

Try new fix for rget_testall.

The test seems buggy, as the initialization part on one process may not be started when the other one reaches the second part, due to the way the locks are done.

Add a barrier to separate initialization from computation.
---

diff --git a/teshsuite/smpi/mpich3-test/rma/rget-testall.c b/teshsuite/smpi/mpich3-test/rma/rget-testall.c
index 4f3eec243b..f4e0dd3085 100644
--- a/teshsuite/smpi/mpich3-test/rma/rget-testall.c
+++ b/teshsuite/smpi/mpich3-test/rma/rget-testall.c
@@ -38,7 +38,7 @@ int main(int argc, char **argv)
     baseptr[0] = 1;
     baseptr[1] = 2;
     MPI_Win_unlock(rank, win);
-
+    MPI_Barrier(MPI_COMM_WORLD);
     /* Issue request-based get with testall. */
     MPI_Win_lock_all(0, win);
     MPI_Rget(&val1, 1, MPI_INT, 0, 0, 1, MPI_INT, win, &reqs[0]);