[mpich-commits] [mpich] MPICH primary repository branch, master, updated. v3.1-137-gb912961

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http://git.mpich.org/mpich.git/commitdiff/b912961fbd620568dd0ec36515720739f0fb0be9

commit b912961fbd620568dd0ec36515720739f0fb0be9
Author: Rob Latham <robl at mcs.anl.gov>
Date:   Thu Apr 3 12:53:15 2014 -0500

    Bug: Inverted logic for scalable resize check
    
    if a file system supports scalable resize, we can continue to defer
    open.  I had the logic backwards and conduced the deferred open when we
    did not need to (and did not when we did).  Thanks, Paul Coffman.
    
    Signed-off-by: Paul Coffman <pkcoff at us.ibm.com>

diff --git a/src/mpi/romio/mpi-io/set_size.c b/src/mpi/romio/mpi-io/set_size.c
index e36c1f9..b5c4e93 100644
--- a/src/mpi/romio/mpi-io/set_size.c
+++ b/src/mpi/romio/mpi-io/set_size.c
@@ -78,7 +78,7 @@ int MPI_File_set_size(MPI_File fh, MPI_Offset size)
     }
     /* --END ERROR HANDLING-- */
 
-    if (ADIO_Feature(adio_fh, ADIO_SCALABLE_RESIZE)) {
+    if (!ADIO_Feature(adio_fh, ADIO_SCALABLE_RESIZE)) {
 	/* rare stupid file systems (like NFS) need to carry out resize on all
 	 * processes */
 	ADIOI_TEST_DEFERRED(adio_fh, "MPI_File_set_size", &error_code);

-----------------------------------------------------------------------

Summary of changes:
 src/mpi/romio/mpi-io/set_size.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


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