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authorjhendersonHDF <jhenderson@hdfgroup.org>2022-07-18 17:32:09 (GMT)
committerGitHub <noreply@github.com>2022-07-18 17:32:09 (GMT)
commitba5385ffc2f75a774e62581f6de13c5987cf3053 (patch)
tree041e5ef065e45d8f35b19335c0ab59d0930714d8
parent69ddcd02f1b0ebba294df59da1b8a93f204433d9 (diff)
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Fix some hard-coded MPI I/O VFD checks (#1898)
-rw-r--r--src/H5Dmpio.c4
-rw-r--r--src/H5Fmpi.c16
2 files changed, 16 insertions, 4 deletions
diff --git a/src/H5Dmpio.c b/src/H5Dmpio.c
index 655d475..9a4bccf 100644
--- a/src/H5Dmpio.c
+++ b/src/H5Dmpio.c
@@ -1003,7 +1003,7 @@ H5D__contig_collective_read(H5D_io_info_t *io_info, const H5D_type_info_t *type_
FUNC_ENTER_PACKAGE
/* Sanity check */
- HDassert(H5FD_MPIO == H5F_DRIVER_ID(io_info->dset->oloc.file));
+ HDassert(H5F_HAS_FEATURE(io_info->dset->oloc.file, H5FD_FEAT_HAS_MPI));
/* Call generic internal collective I/O routine */
if (H5D__inter_collective_io(io_info, type_info, file_space, mem_space) < 0)
@@ -1042,7 +1042,7 @@ H5D__contig_collective_write(H5D_io_info_t *io_info, const H5D_type_info_t *type
FUNC_ENTER_PACKAGE
/* Sanity check */
- HDassert(H5FD_MPIO == H5F_DRIVER_ID(io_info->dset->oloc.file));
+ HDassert(H5F_HAS_FEATURE(io_info->dset->oloc.file, H5FD_FEAT_HAS_MPI));
/* Call generic internal collective I/O routine */
if (H5D__inter_collective_io(io_info, type_info, file_space, mem_space) < 0)
diff --git a/src/H5Fmpi.c b/src/H5Fmpi.c
index 8768104..e83d69c 100644
--- a/src/H5Fmpi.c
+++ b/src/H5Fmpi.c
@@ -390,12 +390,24 @@ H5F_mpi_retrieve_comm(hid_t loc_id, hid_t acspl_id, MPI_Comm *mpi_comm)
}
/* otherwise, this is from H5Fopen or H5Fcreate and has to be collective */
else {
- H5P_genplist_t *plist; /* Property list pointer */
+ H5FD_driver_prop_t driver_prop; /* Property for driver ID & info */
+ H5P_genplist_t * plist; /* Property list pointer */
+ unsigned long driver_feat_flags;
+ H5FD_class_t * driver_class = NULL;
if (NULL == (plist = H5P_object_verify(acspl_id, H5P_FILE_ACCESS)))
HGOTO_ERROR(H5E_FILE, H5E_BADTYPE, FAIL, "not a file access list")
- if (H5FD_MPIO == H5P_peek_driver(plist))
+ if (H5P_peek(plist, H5F_ACS_FILE_DRV_NAME, &driver_prop) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get driver ID & info")
+
+ if (NULL == (driver_class = H5FD_get_class(driver_prop.driver_id)))
+ HGOTO_ERROR(H5E_VFL, H5E_CANTGET, FAIL, "can't get driver class structure")
+
+ if (H5FD_driver_query(driver_class, &driver_feat_flags) < 0)
+ HGOTO_ERROR(H5E_VFL, H5E_CANTGET, FAIL, "can't get driver feature flags")
+
+ if (driver_feat_flags & H5FD_FEAT_HAS_MPI)
if (H5P_peek(plist, H5F_ACS_MPI_PARAMS_COMM_NAME, mpi_comm) < 0)
HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't get MPI communicator")
}