diff options
Diffstat (limited to 'src/H5MF.c')
-rw-r--r-- | src/H5MF.c | 68 |
1 files changed, 35 insertions, 33 deletions
@@ -2581,16 +2581,14 @@ H5MF_settle_raw_data_fsm(H5F_t *f, hbool_t *fsm_settled) hbool_t fsm_opened[H5F_MEM_PAGE_NTYPES]; /* State of FSM */ hbool_t fsm_visited[H5F_MEM_PAGE_NTYPES]; /* State of FSM */ - /* Sanity check */ - assert(f->shared->sblock); - /* should only be called if file is opened R/W */ assert(H5F_INTENT(f) & H5F_ACC_RDWR); /* shouldn't be called unless we have a superblock supporting the * superblock extension. */ - assert(f->shared->sblock->super_vers >= HDF5_SUPERBLOCK_VERSION_2); + if (f->shared->sblock) + assert(f->shared->sblock->super_vers >= HDF5_SUPERBLOCK_VERSION_2); /* Initialize fsm_opened and fsm_visited */ memset(fsm_opened, 0, sizeof(fsm_opened)); @@ -2738,40 +2736,44 @@ H5MF_settle_raw_data_fsm(H5F_t *f, hbool_t *fsm_settled) * file space manager info message is guaranteed to exist. * Leave it in for now, but consider removing it. */ - if (H5_addr_defined(f->shared->sblock->ext_addr)) - if (H5F__super_ext_remove_msg(f, H5O_FSINFO_ID) < 0) - HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, - "error in removing message from superblock extension"); + if (f->shared->sblock) { + if (H5_addr_defined(f->shared->sblock->ext_addr)) + if (H5F__super_ext_remove_msg(f, H5O_FSINFO_ID) < 0) + HGOTO_ERROR(H5E_RESOURCE, H5E_CANTRELEASE, FAIL, + "error in removing message from superblock extension"); + } /* As the final element in 1), shrink the EOA for the file */ if (H5MF__close_shrink_eoa(f) < 0) HGOTO_ERROR(H5E_RESOURCE, H5E_CANTSHRINK, FAIL, "can't shrink eoa"); - /* 2) Ensure that space is allocated for the free space manager superblock - * extension message. Must do this now, before reallocating file space - * for free space managers, as it is possible that this allocation may - * grab the last section in a FSM -- making it unnecessary to - * re-allocate file space for it. - * - * Do this by writing a free space manager superblock extension message. - * - * Since no free space manager has file space allocated for it, this - * message must be invalid since we can't save addresses of FSMs when - * those addresses are unknown. This is OK -- we will write the correct - * values to the message at free space manager shutdown. - */ - for (fsm_type = H5F_MEM_PAGE_SUPER; fsm_type < H5F_MEM_PAGE_NTYPES; fsm_type++) - fsinfo.fs_addr[fsm_type - 1] = HADDR_UNDEF; - fsinfo.strategy = f->shared->fs_strategy; - fsinfo.persist = f->shared->fs_persist; - fsinfo.threshold = f->shared->fs_threshold; - fsinfo.page_size = f->shared->fs_page_size; - fsinfo.pgend_meta_thres = f->shared->pgend_meta_thres; - fsinfo.eoa_pre_fsm_fsalloc = HADDR_UNDEF; - - if (H5F__super_ext_write_msg(f, H5O_FSINFO_ID, &fsinfo, TRUE, H5O_MSG_FLAG_MARK_IF_UNKNOWN) < 0) - HGOTO_ERROR(H5E_RESOURCE, H5E_WRITEERROR, FAIL, - "error in writing fsinfo message to superblock extension"); + if (f->shared->sblock) { + /* 2) Ensure that space is allocated for the free space manager superblock + * extension message. Must do this now, before reallocating file space + * for free space managers, as it is possible that this allocation may + * grab the last section in a FSM -- making it unnecessary to + * re-allocate file space for it. + * + * Do this by writing a free space manager superblock extension message. + * + * Since no free space manager has file space allocated for it, this + * message must be invalid since we can't save addresses of FSMs when + * those addresses are unknown. This is OK -- we will write the correct + * values to the message at free space manager shutdown. + */ + for (fsm_type = H5F_MEM_PAGE_SUPER; fsm_type < H5F_MEM_PAGE_NTYPES; fsm_type++) + fsinfo.fs_addr[fsm_type - 1] = HADDR_UNDEF; + fsinfo.strategy = f->shared->fs_strategy; + fsinfo.persist = f->shared->fs_persist; + fsinfo.threshold = f->shared->fs_threshold; + fsinfo.page_size = f->shared->fs_page_size; + fsinfo.pgend_meta_thres = f->shared->pgend_meta_thres; + fsinfo.eoa_pre_fsm_fsalloc = HADDR_UNDEF; + + if (H5F__super_ext_write_msg(f, H5O_FSINFO_ID, &fsinfo, TRUE, H5O_MSG_FLAG_MARK_IF_UNKNOWN) < 0) + HGOTO_ERROR(H5E_RESOURCE, H5E_WRITEERROR, FAIL, + "error in writing fsinfo message to superblock extension"); + } /* 3) Scan all free space managers not involved in allocating * space for free space managers. For each such free space |