diff options
Diffstat (limited to 'src/H5C.c')
| -rw-r--r-- | src/H5C.c | 42 |
1 files changed, 35 insertions, 7 deletions
@@ -2307,9 +2307,14 @@ H5C_protect(H5F_t *f, const H5C_class_t *type, haddr_t addr, void *udata, unsign H5MM_memcpy(((uint8_t *)entry_ptr->image_ptr) + entry_ptr->size, H5C_IMAGE_SANITY_VALUE, H5C_IMAGE_EXTRA_SPACE); #endif /* H5C_DO_MEMORY_SANITY_CHECKS */ - if (0 == mpi_rank) - if (H5C__generate_image(f, cache_ptr, entry_ptr) < 0) - HGOTO_ERROR(H5E_CACHE, H5E_CANTGET, NULL, "can't generate entry's image") + if (0 == mpi_rank) { + if (H5C__generate_image(f, cache_ptr, entry_ptr) < 0) { + /* If image generation fails, push an error but + * still participate in the following MPI_Bcast + */ + HDONE_ERROR(H5E_CACHE, H5E_CANTGET, NULL, "can't generate entry's image") + } + } } /* end if */ HDassert(entry_ptr->image_ptr); @@ -7182,8 +7187,20 @@ H5C__load_entry(H5F_t *f, #ifdef H5_HAVE_PARALLEL if (!coll_access || 0 == mpi_rank) { #endif /* H5_HAVE_PARALLEL */ - if (H5F_block_read(f, type->mem_type, addr, len, image) < 0) - HGOTO_ERROR(H5E_CACHE, H5E_READERROR, NULL, "Can't read image*") + + if (H5F_block_read(f, type->mem_type, addr, len, image) < 0) { + +#ifdef H5_HAVE_PARALLEL + if (coll_access) { + /* Push an error, but still participate in following MPI_Bcast */ + HDmemset(image, 0, len); + HDONE_ERROR(H5E_CACHE, H5E_READERROR, NULL, "Can't read image*") + } + else +#endif + HGOTO_ERROR(H5E_CACHE, H5E_READERROR, NULL, "Can't read image*") + } + #ifdef H5_HAVE_PARALLEL } /* end if */ /* if the collective metadata read optimization is turned on, @@ -7230,8 +7247,19 @@ H5C__load_entry(H5F_t *f, * loaded thing, go get the on-disk image again (the extra portion). */ if (H5F_block_read(f, type->mem_type, addr + len, actual_len - len, image + len) < - 0) - HGOTO_ERROR(H5E_CACHE, H5E_CANTLOAD, NULL, "can't read image") + 0) { + +#ifdef H5_HAVE_PARALLEL + if (coll_access) { + /* Push an error, but still participate in following MPI_Bcast */ + HDmemset(image + len, 0, actual_len - len); + HDONE_ERROR(H5E_CACHE, H5E_CANTLOAD, NULL, "can't read image") + } + else +#endif + HGOTO_ERROR(H5E_CACHE, H5E_CANTLOAD, NULL, "can't read image") + } + #ifdef H5_HAVE_PARALLEL } /* If the collective metadata read optimization is turned on, |