diff options
Diffstat (limited to 'src/H5Dmpio.c')
-rw-r--r-- | src/H5Dmpio.c | 66 |
1 files changed, 31 insertions, 35 deletions
diff --git a/src/H5Dmpio.c b/src/H5Dmpio.c index edb8d99..38a6dbd 100644 --- a/src/H5Dmpio.c +++ b/src/H5Dmpio.c @@ -544,8 +544,7 @@ H5D__mpio_array_gatherv(void *local_array, size_t local_array_num_entries, MPI_Comm_size(comm, &mpi_size); MPI_Comm_rank(comm, &mpi_rank); - /* - * Determine the size of the end result array by collecting the number + /* Determine the size of the end result array by collecting the number * of entries contributed by each processor into a single total. */ if (MPI_SUCCESS != (mpi_code = MPI_Allreduce(&local_array_num_entries, &gathered_array_num_entries, 1, MPI_INT, MPI_SUM, comm))) @@ -2525,7 +2524,9 @@ H5D__obtain_mpio_mode(H5D_io_info_t* io_info, H5D_chunk_map_t *fm, } /* end if */ /* Broadcasting the MPI_IO option info. and chunk address info. */ - if(MPI_SUCCESS != (mpi_code = MPI_Bcast(mergebuf, ((sizeof(haddr_t) + 1) * total_chunks), MPI_BYTE, root, comm))) + if((sizeof(haddr_t) + 1) * total_chunks > INT_MAX) + HGOTO_ERROR(H5E_DATASET, H5E_BADVALUE, FAIL, "result overflow") + if(MPI_SUCCESS != (mpi_code = MPI_Bcast(mergebuf, (int)((sizeof(haddr_t) + 1) * total_chunks), MPI_BYTE, root, comm))) HMPI_GOTO_ERROR(FAIL, "MPI_BCast failed", mpi_code) H5MM_memcpy(assign_io_mode, mergebuf, total_chunks); @@ -2607,7 +2608,7 @@ H5D__construct_filtered_io_info_list(const H5D_io_info_t *io_info, const H5D_typ H5D_chunk_info_t *chunk_info; H5D_chunk_ud_t udata; H5SL_node_t *chunk_node; - hssize_t select_npoints; + hsize_t select_npoints; hssize_t chunk_npoints; if(NULL == (local_info_array = (H5D_filtered_collective_io_info_t *) H5MM_malloc(num_chunks_selected * sizeof(H5D_filtered_collective_io_info_t)))) @@ -2633,8 +2634,7 @@ H5D__construct_filtered_io_info_list(const H5D_io_info_t *io_info, const H5D_typ H5MM_memcpy(local_info_array[i].scaled, chunk_info->scaled, sizeof(chunk_info->scaled)); - if ((select_npoints = H5S_GET_SELECT_NPOINTS(chunk_info->mspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + select_npoints = H5S_GET_SELECT_NPOINTS(chunk_info->mspace); local_info_array[i].io_size = (size_t) select_npoints * type_info->src_type_size; /* Currently the full overwrite status of a chunk is only obtained on a per-process @@ -2807,8 +2807,9 @@ H5D__chunk_redistribute_shared_chunks(const H5D_io_info_t *io_info, const H5D_ty /* Sort the new list in order of previous owner so that each original owner of a chunk * entry gets that entry back, with the possibly newly-modified "new_owner" field */ - HDqsort(shared_chunks_info_array, shared_chunks_info_array_num_entries, - sizeof(H5D_filtered_collective_io_info_t), H5D__cmp_filtered_collective_io_info_entry_owner); + if(shared_chunks_info_array_num_entries > 1) + HDqsort(shared_chunks_info_array, shared_chunks_info_array_num_entries, + sizeof(H5D_filtered_collective_io_info_t), H5D__cmp_filtered_collective_io_info_entry_owner); send_displacements[0] = 0; for (i = 1; i < (size_t) mpi_size; i++) @@ -2841,7 +2842,7 @@ H5D__chunk_redistribute_shared_chunks(const H5D_io_info_t *io_info, const H5D_ty if (mpi_rank != chunk_entry->owners.new_owner) { H5D_chunk_info_t *chunk_info = NULL; unsigned char *mod_data_p = NULL; - hssize_t iter_nelmts; + hsize_t iter_nelmts; size_t mod_data_size; /* Look up the chunk and get its file and memory dataspaces */ @@ -2854,9 +2855,9 @@ H5D__chunk_redistribute_shared_chunks(const H5D_io_info_t *io_info, const H5D_ty if(H5S_encode(chunk_info->fspace, &mod_data_p, &mod_data_size) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTENCODE, FAIL, "unable to get encoded dataspace size") - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace); + H5_CHECK_OVERFLOW(iter_nelmts, hsize_t, size_t); mod_data_size += (size_t) iter_nelmts * type_info->src_type_size; if(NULL == (mod_data[num_send_requests] = (unsigned char *) H5MM_malloc(mod_data_size))) @@ -2868,12 +2869,12 @@ H5D__chunk_redistribute_shared_chunks(const H5D_io_info_t *io_info, const H5D_ty HGOTO_ERROR(H5E_DATASET, H5E_CANTENCODE, FAIL, "unable to encode dataspace") /* Initialize iterator for memory selection */ - if(H5S_select_iter_init(mem_iter, chunk_info->mspace, type_info->src_type_size) < 0) + if(H5S_select_iter_init(mem_iter, chunk_info->mspace, type_info->src_type_size, 0) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize memory selection information") mem_iter_init = TRUE; /* Collect the modification data into the buffer */ - if(!H5D__gather_mem(io_info->u.wbuf, chunk_info->mspace, mem_iter, (size_t)iter_nelmts, mod_data_p)) + if(0 == H5D__gather_mem(io_info->u.wbuf, mem_iter, (size_t)iter_nelmts, mod_data_p)) HGOTO_ERROR(H5E_IO, H5E_CANTGATHER, FAIL, "couldn't gather from write buffer") /* Send modification data to new owner */ @@ -3088,7 +3089,7 @@ H5D__filtered_collective_chunk_entry_io(H5D_filtered_collective_io_info_t *chunk H5Z_EDC_t err_detect; /* Error detection info */ H5Z_cb_t filter_cb; /* I/O filter callback function */ unsigned filter_mask = 0; - hssize_t iter_nelmts; /* Number of points to iterate over for the chunk IO operation */ + hsize_t iter_nelmts; /* Number of points to iterate over for the chunk IO operation */ hssize_t extent_npoints; hsize_t true_chunk_size; hbool_t mem_iter_init = FALSE; @@ -3174,7 +3175,7 @@ H5D__filtered_collective_chunk_entry_io(H5D_filtered_collective_io_info_t *chunk if (NULL == (mem_iter = (H5S_sel_iter_t *) H5MM_malloc(sizeof(H5S_sel_iter_t)))) HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "couldn't allocate memory iterator") - if (H5S_select_iter_init(mem_iter, chunk_info->mspace, type_info->src_type_size) < 0) + if(H5S_select_iter_init(mem_iter, chunk_info->mspace, type_info->src_type_size, 0) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize memory selection information") mem_iter_init = TRUE; @@ -3189,36 +3190,33 @@ H5D__filtered_collective_chunk_entry_io(H5D_filtered_collective_io_info_t *chunk if(NULL == (file_iter = (H5S_sel_iter_t *) H5MM_malloc(sizeof(H5S_sel_iter_t)))) HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "couldn't allocate file iterator") - if(H5S_select_iter_init(file_iter, chunk_info->fspace, type_info->src_type_size) < 0) + if(H5S_select_iter_init(file_iter, chunk_info->fspace, type_info->src_type_size, 0) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize memory selection information") file_iter_init = TRUE; - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->fspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->fspace); - if(NULL == (tmp_gath_buf = H5MM_malloc((hsize_t) iter_nelmts * type_info->src_type_size))) + if(NULL == (tmp_gath_buf = H5MM_malloc(iter_nelmts * type_info->src_type_size))) HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "couldn't allocate temporary gather buffer") - if(!H5D__gather_mem(chunk_entry->buf, chunk_info->fspace, file_iter, (size_t) iter_nelmts, tmp_gath_buf)) + if(!H5D__gather_mem(chunk_entry->buf, file_iter, (size_t) iter_nelmts, tmp_gath_buf)) HGOTO_ERROR(H5E_IO, H5E_READERROR, FAIL, "couldn't gather from chunk buffer") - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace); - if(H5D__scatter_mem(tmp_gath_buf, chunk_info->mspace, mem_iter, (size_t) iter_nelmts, io_info->u.rbuf) < 0) + if(H5D__scatter_mem(tmp_gath_buf, mem_iter, (size_t) iter_nelmts, io_info->u.rbuf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "couldn't scatter to read buffer") break; case H5D_IO_OP_WRITE: - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->mspace); - if(NULL == (tmp_gath_buf = H5MM_malloc((hsize_t) iter_nelmts * type_info->src_type_size))) + if(NULL == (tmp_gath_buf = H5MM_malloc(iter_nelmts * type_info->src_type_size))) HGOTO_ERROR(H5E_DATASET, H5E_CANTALLOC, FAIL, "couldn't allocate temporary gather buffer") /* Gather modification data from the application write buffer into a temporary buffer */ - if(!H5D__gather_mem(io_info->u.wbuf, chunk_info->mspace, mem_iter, (size_t) iter_nelmts, tmp_gath_buf)) + if(0 == H5D__gather_mem(io_info->u.wbuf, mem_iter, (size_t) iter_nelmts, tmp_gath_buf)) HGOTO_ERROR(H5E_IO, H5E_WRITEERROR, FAIL, "couldn't gather from write buffer") if(H5S_SELECT_ITER_RELEASE(mem_iter) < 0) @@ -3226,17 +3224,16 @@ H5D__filtered_collective_chunk_entry_io(H5D_filtered_collective_io_info_t *chunk mem_iter_init = FALSE; /* Initialize iterator for file selection */ - if(H5S_select_iter_init(mem_iter, chunk_info->fspace, type_info->dst_type_size) < 0) + if(H5S_select_iter_init(mem_iter, chunk_info->fspace, type_info->dst_type_size, 0) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize file selection information") mem_iter_init = TRUE; - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->fspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(chunk_info->fspace); /* Scatter the owner's modification data into the chunk data buffer according to * the file space. */ - if(H5D__scatter_mem(tmp_gath_buf, chunk_info->fspace, mem_iter, (size_t) iter_nelmts, chunk_entry->buf) < 0) + if(H5D__scatter_mem(tmp_gath_buf, mem_iter, (size_t) iter_nelmts, chunk_entry->buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "couldn't scatter to chunk data buffer") if(H5S_SELECT_ITER_RELEASE(mem_iter) < 0) @@ -3258,15 +3255,14 @@ H5D__filtered_collective_chunk_entry_io(H5D_filtered_collective_io_info_t *chunk if(NULL == (dataspace = H5S_decode(&mod_data_p))) HGOTO_ERROR(H5E_DATASET, H5E_CANTDECODE, FAIL, "unable to decode dataspace") - if(H5S_select_iter_init(mem_iter, dataspace, type_info->dst_type_size) < 0) + if(H5S_select_iter_init(mem_iter, dataspace, type_info->dst_type_size, 0) < 0) HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to initialize memory selection information") mem_iter_init = TRUE; - if((iter_nelmts = H5S_GET_SELECT_NPOINTS(dataspace)) < 0) - HGOTO_ERROR(H5E_DATASET, H5E_CANTCOUNT, FAIL, "dataspace is invalid") + iter_nelmts = H5S_GET_SELECT_NPOINTS(dataspace); /* Update the chunk data with the received modification data */ - if(H5D__scatter_mem(mod_data_p, dataspace, mem_iter, (size_t) iter_nelmts, chunk_entry->buf) < 0) + if(H5D__scatter_mem(mod_data_p, mem_iter, (size_t) iter_nelmts, chunk_entry->buf) < 0) HGOTO_ERROR(H5E_DATASET, H5E_WRITEERROR, FAIL, "couldn't scatter to write buffer") if(H5S_SELECT_ITER_RELEASE(mem_iter) < 0) |