From 6c9733c4eaab3a35e2df3e711ec43dd8e6f383b5 Mon Sep 17 00:00:00 2001 From: Quincey Koziol Date: Fri, 14 Jun 2002 15:08:31 -0500 Subject: [svn-r5636] Purpose: Default change Description: Enable the use of MPI types for collective I/O by default. Platforms tested: Linux 2.2.x (eirene) w/parallel --- release_docs/RELEASE.txt | 3 +++ src/H5S.c | 4 ++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 2049ac8..4ed8cbe 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -181,6 +181,9 @@ Documentation New Features ============ + * Enable MPI type support for collective I/O to be enabled by default. + This can be disabled by setting the HDF5_MPI_OPT_TYPES environment + variable to the value "0". QAK - 2002/06/14 * Allow chunks in chunked datasets to be cached when file is opened for read-only access (bug #709). QAK - 2002/06/10 * Added internal "small data" aggregation, which can reduce the number of diff --git a/src/H5S.c b/src/H5S.c index 3db039c..bf8cf51 100644 --- a/src/H5S.c +++ b/src/H5S.c @@ -41,8 +41,8 @@ static size_t H5S_aconv_g = 0; /*entries allocated*/ static size_t H5S_nconv_g = 0; /*entries used*/ #ifdef H5_HAVE_PARALLEL -/* Global var whose value comes from environment variable */ -hbool_t H5_mpi_opt_types_g = FALSE; +/* Global var whose value can be set from environment variable also */ +hbool_t H5_mpi_opt_types_g = TRUE; #endif /* Declare a free list to manage the H5S_simple_t struct */ -- cgit v0.12