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Merge branch 'master' of git+ssh://scm.gforge.inria.fr//gitroot/simgrid/simgrid
[simgrid.git]
/
src
/
smpi
/
colls
/
bcast-NTSB.c
diff --git
a/src/smpi/colls/bcast-NTSB.c
b/src/smpi/colls/bcast-NTSB.c
index
6913780
..
ffdcfc2
100644
(file)
--- a/
src/smpi/colls/bcast-NTSB.c
+++ b/
src/smpi/colls/bcast-NTSB.c
@@
-38,7
+38,7
@@
int smpi_coll_tuned_bcast_NTSB(void *buf, int count, MPI_Datatype datatype,
/* segment is segment size in number of elements (not bytes) */
int segment = bcast_NTSB_segment_size_in_byte / extent;
/* segment is segment size in number of elements (not bytes) */
int segment = bcast_NTSB_segment_size_in_byte / extent;
-
+ segment = segment == 0 ? 1 :segment;
/* pipeline length */
int pipe_length = count / segment;
/* pipeline length */
int pipe_length = count / segment;