Dear Forum Members, I would like to announce a reading at the upcoming MPI forum for Synchronization on Partitioned Communication for Accelerator Optimization, aka MPI_Pbuf_prepare: Ticket: https://github.com/mpi-forum/mpi-issues/issues/302 Pull request: https://github.com/mpi-forum/mpi-standard/pull/264 Semantics table addendum pull request: https://github.com/regrant/function-table/pull/1 Best Regards, Ryan