diff options
Diffstat (limited to 'src/H5Pfapl.c')
| -rw-r--r-- | src/H5Pfapl.c | 93 |
1 files changed, 91 insertions, 2 deletions
diff --git a/src/H5Pfapl.c b/src/H5Pfapl.c index ad717e7..ee483cd 100644 --- a/src/H5Pfapl.c +++ b/src/H5Pfapl.c @@ -129,7 +129,12 @@ #define H5F_ACS_FILE_IMAGE_INFO_DEL H5P_file_image_info_del #define H5F_ACS_FILE_IMAGE_INFO_COPY H5P_file_image_info_copy #define H5F_ACS_FILE_IMAGE_INFO_CLOSE H5P_file_image_info_close - +/* Definition of core VFD write tracking flag */ +#define H5F_ACS_CORE_WRITE_TRACKING_FLAG_SIZE sizeof(hbool_t) +#define H5F_ACS_CORE_WRITE_TRACKING_FLAG_DEF FALSE +/* Definition of core VFD write tracking page size */ +#define H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_SIZE sizeof(size_t) +#define H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_DEF 524288 /******************/ /* Local Typedefs */ @@ -186,7 +191,6 @@ const H5P_libclass_t H5P_CLS_FACC[1] = {{ /* Local Variables */ /*******************/ - /*------------------------------------------------------------------------- * Function: H5P_facc_reg_prop @@ -223,6 +227,8 @@ H5P_facc_reg_prop(H5P_genclass_t *pclass) hbool_t want_posix_fd = H5F_ACS_WANT_POSIX_FD_DEF; /* Default setting for retrieving 'handle' from core VFD */ unsigned efc_size = H5F_ACS_EFC_SIZE_DEF; /* Default external file cache size */ H5FD_file_image_info_t file_image_info = H5F_ACS_FILE_IMAGE_INFO_DEF; /* Default file image info and callbacks */ + hbool_t core_write_tracking_flag = H5F_ACS_CORE_WRITE_TRACKING_FLAG_DEF; /* Default setting for core VFD write tracking */ + size_t core_write_tracking_page_size = H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_DEF; /* Default core VFD write tracking page size */ herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_NOAPI_NOINIT @@ -312,6 +318,16 @@ H5P_facc_reg_prop(H5P_genclass_t *pclass) if(H5P_register_real(pclass, H5F_ACS_FILE_IMAGE_INFO_NAME, H5F_ACS_FILE_IMAGE_INFO_SIZE, &file_image_info, NULL, NULL, NULL, H5F_ACS_FILE_IMAGE_INFO_DEL, H5F_ACS_FILE_IMAGE_INFO_COPY, NULL, H5F_ACS_FILE_IMAGE_INFO_CLOSE) < 0) HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + /* Register the core VFD backing store write tracking flag */ + if(H5P_register_real(pclass, H5F_ACS_CORE_WRITE_TRACKING_FLAG_NAME, H5F_ACS_CORE_WRITE_TRACKING_FLAG_SIZE, &core_write_tracking_flag, + NULL, NULL, NULL, NULL, NULL, NULL, NULL) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + + /* Register the size of the core VFD backing store page size */ + if(H5P_register_real(pclass, H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_NAME, H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_SIZE, &core_write_tracking_page_size, + NULL, NULL, NULL, NULL, NULL, NULL, NULL) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class") + done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5P_facc_reg_prop() */ @@ -2347,3 +2363,76 @@ done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5P_file_image_info_close() */ + +/*------------------------------------------------------------------------- + * Function: H5Pset_core_write_tracking + * + * Purpose: Enables/disables core VFD write tracking and page + * aggregation size. + * + * Return: Non-negative on success/Negative on failure + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pset_core_write_tracking(hid_t plist_id, hbool_t is_enabled, size_t page_size) +{ + H5P_genplist_t *plist; /* Property list pointer */ + herr_t ret_value = SUCCEED; /* return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE3("e", "ibz", plist_id, is_enabled, page_size); + + /* Get the plist structure */ + if(NULL == (plist = H5P_object_verify(plist_id, H5P_FILE_ACCESS))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + + /* Set values */ + if(H5P_set(plist, H5F_ACS_CORE_WRITE_TRACKING_FLAG_NAME, &is_enabled) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set core VFD write tracking flag") + if(H5P_set(plist, H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_NAME, &page_size) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set core VFD write tracking page size") + +done: + FUNC_LEAVE_API(ret_value) +} + + +/*------------------------------------------------------------------------- + * Function: H5Pget_core_write_tracking + * + * Purpose: Gets information about core VFD write tracking and page + * aggregation size. + * + * Return: Non-negative on success/Negative on failure + * + *------------------------------------------------------------------------- + */ +herr_t +H5Pget_core_write_tracking(hid_t plist_id, hbool_t *is_enabled, size_t *page_size) +{ + H5P_genplist_t *plist; /* Property list pointer */ + herr_t ret_value = SUCCEED; /* return value */ + + FUNC_ENTER_API(FAIL) + H5TRACE3("e", "i*b*z", plist_id, is_enabled, page_size); + + /* Get the plist structure */ + if(NULL == (plist = H5P_object_verify(plist_id, H5P_FILE_ACCESS))) + HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID") + + /* Get values */ + if(is_enabled) { + if(H5P_get(plist, H5F_ACS_CORE_WRITE_TRACKING_FLAG_NAME, is_enabled) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get core VFD write tracking flag") + } /* end if */ + + if(page_size) { + if(H5P_get(plist, H5F_ACS_CORE_WRITE_TRACKING_PAGE_SIZE_NAME, page_size) < 0) + HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get core VFD write tracking page size") + } /* end if */ + +done: + FUNC_LEAVE_API(ret_value) +} + |