Hui Zhou

## Pull Request Description It is not always easy to check what kind of memory type user has as seen by MPI. For example, a memory from a Python library....

## Pull Request Description To suppress warnings from autoconf 2.70 and later. Fix/suppress warnings from pgcc/nvc. ## Expected Impact ## Author Checklist * [x] Reference appropriate issues (with "Fixes" or...

## Pull Request Description Currently, in ch4, when we use active message, it always involve an extra copy of data, as the nature of active message assumes the receive buffer...

ch4/mpidig: refactor update request status at matching

2

## Pull Request Description The source and tag fields in MPIDIG_REQUEST and MPIDI_PART_REQUEST are redudant to the MPI_SOURCE and MPI_TAG fields in the status, which needs to be set anyway....

request: increase the maximum number of requests

1

## Pull Request Description Turns out we are waiting 2 bits in handle space by limiting `REQUEST_NUM_INDICES` to `1024` while the 12 bits allows for `4096`. The first commit increases...

## Pull Request Description Following #6907, this PR adds collective benchmarks, starting with `bcast`. On my desktop: ``` $ export MPITEST_VERBOSE=1 $ mpirun -l -n 8 ./bcast -memtype=device [7] Allocating...

session: implement true MPI sessions

2

## Pull Request Description Now we have communicator-independent way of describing processes, group, and psets, we can properly implement session psets. This is a re-try of PR #6430. Refer to...

pmi: add thread support to PMI_Barrier_group

1

## Pull Request Description * Add stringtag to `PMI_Barrier_group` function signature. ``` int PMI_Barrier_group(const int *group, int count, const char *stringtag); ``` * `PMI_Barrier()` is the same as `PMI_Barrier_group(PMI_GROUP_WORLD, 0,...

ch3: ignore CONN_STATE_DISCARD in _handle_connect_event

1

## Pull Request Description CONN_STATE_DISCARD is set for an asynchronous MPL_connect when the connection is already established by an accept event. There is no need to continue the discarded connect...

## Pull Request Description Add MPI_Abi_get_fortran_booleans, MPI_Abi_set_fortran_booleans, and MPI_Abi_set_fortran_info. The setter functions return MPI_ERR_ABI for now. They will be properly implemented next. [skip warnings] ## Author Checklist * [x] **Provide...