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-rw-r--r--src/H5Farray.c76
1 files changed, 40 insertions, 36 deletions
diff --git a/src/H5Farray.c b/src/H5Farray.c
index cefed52..d2f84be 100644
--- a/src/H5Farray.c
+++ b/src/H5Farray.c
@@ -171,27 +171,29 @@ H5F_arr_read(H5F_t *f, hid_t dxpl_id, const H5O_layout_t *layout,
#ifdef H5_HAVE_PARALLEL
{
- /* Get the transfer mode */
H5FD_mpio_dxpl_t *dx;
hid_t driver_id; /* VFL driver ID */
- /* Get the plist structure */
- if(NULL == (plist = H5I_object(dxpl_id)))
- HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
-
- /* Get the driver ID */
- if(H5P_get(plist, H5D_XFER_VFL_ID_NAME, &driver_id)<0)
- HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver ID");
-
- /* Check if we are using the MPIO driver */
- if(H5FD_MPIO==driver_id) {
- /* Get the driver information */
- if(H5P_get(plist, H5D_XFER_VFL_INFO_NAME, &dx)<0)
- HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver info");
-
- /* Check if we are not using independent I/O */
- if(H5FD_MPIO_INDEPENDENT!=dx->xfer_mode)
- xfer_mode = dx->xfer_mode;
+ /* Get the transfer mode for MPIO transfers */
+ if(IS_H5FD_MPIO(f)) {
+ /* Get the plist structure */
+ if(NULL == (plist = H5I_object(dxpl_id)))
+ HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
+
+ /* Get the driver ID */
+ if(H5P_get(plist, H5D_XFER_VFL_ID_NAME, &driver_id)<0)
+ HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver ID");
+
+ /* Check if we are using the MPIO driver (for the DXPL) */
+ if(H5FD_MPIO==driver_id) {
+ /* Get the driver information */
+ if(H5P_get(plist, H5D_XFER_VFL_INFO_NAME, &dx)<0)
+ HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver info");
+
+ /* Check if we are not using independent I/O */
+ if(H5FD_MPIO_INDEPENDENT!=dx->xfer_mode)
+ xfer_mode = dx->xfer_mode;
+ } /* end if */
} /* end if */
}
@@ -412,27 +414,29 @@ H5F_arr_write(H5F_t *f, hid_t dxpl_id, const H5O_layout_t *layout,
#ifdef H5_HAVE_PARALLEL
{
- /* Get the transfer mode */
H5FD_mpio_dxpl_t *dx;
hid_t driver_id; /* VFL driver ID */
- /* Get the plist structure */
- if(NULL == (plist = H5I_object(dxpl_id)))
- HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
-
- /* Get the driver ID */
- if(H5P_get(plist, H5D_XFER_VFL_ID_NAME, &driver_id)<0)
- HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver ID");
-
- /* Check if we are using the MPIO driver */
- if(H5FD_MPIO==driver_id) {
- /* Get the driver information */
- if(H5P_get(plist, H5D_XFER_VFL_INFO_NAME, &dx)<0)
- HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver info");
-
- /* Check if we are not using independent I/O */
- if(H5FD_MPIO_INDEPENDENT!=dx->xfer_mode)
- xfer_mode = dx->xfer_mode;
+ /* Get the transfer mode for MPIO transfers */
+ if(IS_H5FD_MPIO(f)) {
+ /* Get the plist structure */
+ if(NULL == (plist = H5I_object(dxpl_id)))
+ HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
+
+ /* Get the driver ID */
+ if(H5P_get(plist, H5D_XFER_VFL_ID_NAME, &driver_id)<0)
+ HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver ID");
+
+ /* Check if we are using the MPIO driver (for the DXPL) */
+ if(H5FD_MPIO==driver_id) {
+ /* Get the driver information */
+ if(H5P_get(plist, H5D_XFER_VFL_INFO_NAME, &dx)<0)
+ HGOTO_ERROR (H5E_PLIST, H5E_CANTGET, FAIL, "Can't retrieve VFL driver info");
+
+ /* Check if we are not using independent I/O */
+ if(H5FD_MPIO_INDEPENDENT!=dx->xfer_mode)
+ xfer_mode = dx->xfer_mode;
+ } /* end if */
} /* end if */
}