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author | Larry Knox <lrknox@hdfgroup.org> | 2019-02-28 21:24:02 (GMT) |
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committer | Larry Knox <lrknox@hdfgroup.org> | 2019-02-28 21:24:02 (GMT) |
commit | 646fc294078f560fc9bef784cb1c4e27cdc51f5b (patch) | |
tree | 21502062cfc4ab6410f6d81de11e28c1523e85bd /src/H5CX.c | |
parent | 5eef94f83f4875b64ffe7f9cea05d965bddbd802 (diff) | |
parent | 6819c11508b0610f222fe3bfe8a19f637bf4319c (diff) | |
download | hdf5-646fc294078f560fc9bef784cb1c4e27cdc51f5b.zip hdf5-646fc294078f560fc9bef784cb1c4e27cdc51f5b.tar.gz hdf5-646fc294078f560fc9bef784cb1c4e27cdc51f5b.tar.bz2 |
Merge pull request #1590 in HDFFV/hdf5 from ~LRKNOX/hdf5_lrk:1.10/master to 1.10/masterhdf5-1_10_5
* commit '6819c11508b0610f222fe3bfe8a19f637bf4319c': (154 commits)
CMake needs a tar.gz examples file for windows, too.
Correct file permissions on README.txt.
Address merge anomalies and incorrect file permissions.
Update release date in README.txt and RELEASE.txt.
Revisions to Platforms tested.
Updated LT_VERS_AGE in config/lt_vers.am due to reinstatement of previously removed symbols, then ran autogen.sh to propagate so number changes and H5E_LOGFAIL_g addition to files checked in on release branch.
Updated H5err.txt to replace a global variable that was removed during the metadata cache logging changes (to maintain binary compatibility).
HDFFV-10552,10686 restore H5O_*1 functions
Minor fix in h5str_sprintf for NULL region references
Add new files to MANIFEST.
Update so version numbers. fix 2 typos.
Update RELEASE.txt for TRILABS-34 and remove unused sections.
Add script for building HDF5 with CMake on HPC machines that use sbatch. Add README file for inclusion in CMake-hdf5-<version>.tar.gz file. Add updated README_HPC file with cross compile instructions.
set version to 1.10.5-pre1. Change default build mode to production.
Merge pull request #1560 in HDFFV/hdf5 from hdf5-1-10-documentation-only to hdf5_1_10_5
Update HISTORY-1_10.txt and RELEASE.txt files.
Modify RELEASE.txt in response to PR comments
Check in files generated by autogen.sh for hdf5_1_10_5 release branch.
Check in files generated by autogen.sh for hdf5_1_10_5 release branch. 2019/02/16.
Code improvement
...
Diffstat (limited to 'src/H5CX.c')
-rw-r--r-- | src/H5CX.c | 96 |
1 files changed, 94 insertions, 2 deletions
@@ -198,6 +198,7 @@ typedef struct H5CX_t { MPI_Datatype btype; /* MPI datatype for buffer, when using collective I/O */ MPI_Datatype ftype; /* MPI datatype for file, when using collective I/O */ hbool_t mpi_file_flushing; /* Whether an MPI-opened file is being flushed */ + hbool_t rank0_bcast; /* Whether a dataset meets read-with-rank0-and-bcast requirements */ #endif /* H5_HAVE_PARALLEL */ /* Cached DXPL properties */ @@ -261,6 +262,8 @@ typedef struct H5CX_t { hbool_t mpio_coll_chunk_multi_ratio_coll_set; /* Whether instrumented "collective chunk multi ratio coll" value is set */ int mpio_coll_chunk_multi_ratio_ind; /* Instrumented "collective chunk multi ratio ind" value (H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME) */ hbool_t mpio_coll_chunk_multi_ratio_ind_set; /* Whether instrumented "collective chunk multi ratio ind" value is set */ + hbool_t mpio_coll_rank0_bcast; /* Instrumented "collective chunk multi ratio ind" value (H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME) */ + hbool_t mpio_coll_rank0_bcast_set; /* Whether instrumented "collective chunk multi ratio ind" value is set */ #endif /* H5_HAVE_INSTRUMENTED_LIBRARY */ #endif /* H5_HAVE_PARALLEL */ @@ -804,8 +807,8 @@ H5CX_set_apl(hid_t *acspl_id, const H5P_libclass_t *libclass, #ifdef H5_HAVE_PARALLEL /* If this routine is not guaranteed to be collective (i.e. it doesn't - * modify the structural metadata in a file), check if we should use - * a collective metadata read. + * modify the structural metadata in a file), check if the application + * specified a collective metadata read for just this operation. */ if(!is_collective) { H5P_genplist_t *plist; /* Property list pointer */ @@ -1106,6 +1109,32 @@ H5CX_get_mpi_file_flushing(void) FUNC_LEAVE_NOAPI((*head)->ctx.mpi_file_flushing) } /* end H5CX_get_mpi_file_flushing() */ + + +/*------------------------------------------------------------------------- + * Function: H5CX_get_mpio_rank0_bcast + * + * Purpose: Retrieves if the dataset meets read-with-rank0-and-bcast requirements for the current API call context. + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: M. Breitenfeld + * December 31, 2018 + * + *------------------------------------------------------------------------- + */ +hbool_t +H5CX_get_mpio_rank0_bcast(void) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + /* Sanity check */ + HDassert(head && *head); + + FUNC_LEAVE_NOAPI((*head)->ctx.rank0_bcast) +} /* end H5CX_get_mpio_rank0_bcast() */ #endif /* H5_HAVE_PARALLEL */ @@ -2037,6 +2066,34 @@ H5CX_set_mpi_file_flushing(hbool_t flushing) FUNC_LEAVE_NOAPI_VOID } /* end H5CX_set_mpi_file_flushing() */ + + +/*------------------------------------------------------------------------- + * Function: H5CX_set_mpio_rank0_bcast + * + * Purpose: Sets the "dataset meets read-with-rank0-and-bcast requirements" flag for the current API call context. + * + * Return: <none> + * + * Programmer: M. Breitenfeld + * December 31, 2018 + * + *------------------------------------------------------------------------- + */ +void +H5CX_set_mpio_rank0_bcast(hbool_t rank0_bcast) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + + FUNC_ENTER_NOAPI_NOINIT_NOERR + + /* Sanity checks */ + HDassert(head && *head); + + (*head)->ctx.rank0_bcast = rank0_bcast; + + FUNC_LEAVE_NOAPI_VOID +} /* end H5CX_set_mpio_rank0_bcast() */ #endif /* H5_HAVE_PARALLEL */ @@ -2448,6 +2505,40 @@ H5CX_test_set_mpio_coll_chunk_multi_ratio_ind(int mpio_coll_chunk_multi_ratio_in done: FUNC_LEAVE_NOAPI(ret_value) } /* end H5CX_test_set_mpio_coll_chunk_multi_ratio_ind() */ + + +/*------------------------------------------------------------------------- + * Function: H5CX_test_set_mpio_coll_rank0_bcast + * + * Purpose: Sets the instrumented "read-with-rank0-bcast" flag for the current API call context. + * + * Note: Only sets value if property set in DXPL + * + * Return: Non-negative on success / Negative on failure + * + * Programmer: Quincey Koziol + * January 2, 2019 + * + *------------------------------------------------------------------------- + */ +herr_t +H5CX_test_set_mpio_coll_rank0_bcast(hbool_t mpio_coll_rank0_bcast) +{ + H5CX_node_t **head = H5CX_get_my_context(); /* Get the pointer to the head of the API context, for this thread */ + herr_t ret_value = SUCCEED; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT + + /* Sanity checks */ + HDassert(head && *head); + HDassert(!((*head)->ctx.dxpl_id == H5P_DEFAULT || + (*head)->ctx.dxpl_id == H5P_DATASET_XFER_DEFAULT)); + + H5CX_TEST_SET_PROP(H5D_XFER_COLL_RANK0_BCAST_NAME, mpio_coll_rank0_bcast) + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5CX_test_set_mpio_coll_rank0_bcast() */ #endif /* H5_HAVE_INSTRUMENTED_LIBRARY */ #endif /* H5_HAVE_PARALLEL */ @@ -2488,6 +2579,7 @@ H5CX__pop_common(void) H5CX_SET_PROP(H5D_XFER_COLL_CHUNK_LINK_NUM_FALSE_NAME, mpio_coll_chunk_link_num_false) H5CX_SET_PROP(H5D_XFER_COLL_CHUNK_MULTI_RATIO_COLL_NAME, mpio_coll_chunk_multi_ratio_coll) H5CX_SET_PROP(H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME, mpio_coll_chunk_multi_ratio_ind) + H5CX_SET_PROP(H5D_XFER_COLL_RANK0_BCAST_NAME, mpio_coll_rank0_bcast) #endif /* H5_HAVE_INSTRUMENTED_LIBRARY */ #endif /* H5_HAVE_PARALLEL */ |