diff options
Diffstat (limited to 'src/H5Dmpio.c')
| -rw-r--r-- | src/H5Dmpio.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/src/H5Dmpio.c b/src/H5Dmpio.c index a87c9d3..868fbe0 100644 --- a/src/H5Dmpio.c +++ b/src/H5Dmpio.c @@ -637,10 +637,36 @@ H5D_chunk_collective_io(H5D_io_info_t *io_info, const H5D_type_info_t *type_info } /* end else */ #ifndef H5_MPI_COMPLEX_DERIVED_DATATYPE_WORKS - if(io_option == H5D_ONE_LINK_CHUNK_IO) + if(io_option == H5D_ONE_LINK_CHUNK_IO) { io_option = H5D_MULTI_CHUNK_IO; /* We can not do this with one chunk IO. */ - if(io_option == H5D_ONE_LINK_CHUNK_IO_MORE_OPT) +#ifdef H5_HAVE_INSTRUMENTED_LIBRARY + { int new_value; + htri_t check_prop; + check_prop = H5Pexist(io_info->dxpl_id, H5D_XFER_COLL_CHUNK_LINK_TO_MULTI); + if(check_prop > 0) { + new_value = 1; + if(H5Pset(io_info->dxpl_id, H5D_XFER_COLL_CHUNK_LINK_TO_MULTI, &new_value) < 0) + HGOTO_ERROR(H5E_IO, H5E_CANTSET, FAIL, "unable to set property value") + + } + }/* add this property because the library changes the option from one link to multiple chunks.*/ +#endif + } + if(io_option == H5D_ONE_LINK_CHUNK_IO_MORE_OPT){ io_option = H5D_MULTI_CHUNK_IO_MORE_OPT; +#ifdef H5_HAVE_INSTRUMENTED_LIBRARY + { int new_value; + htri_t check_prop; + check_prop = H5Pexist(io_info->dxpl_id, H5D_XFER_COLL_CHUNK_LINK_TO_MULTI_OPT); + if(check_prop > 0) { + new_value = 1; + if(H5Pset(io_info->dxpl_id, H5D_XFER_COLL_CHUNK_LINK_TO_MULTI_OPT, &new_value) < 0) + HGOTO_ERROR(H5E_IO, H5E_CANTSET, FAIL, "unable to set property value") + + } + }/* add this property because the library changes the option from one link to multiple chunks.*/ +#endif + } #endif #ifdef H5_HAVE_INSTRUMENTED_LIBRARY |