[MPI3 Fortran] Asynchronous MPI calls

N.M. Maclaren nmm1 at cam.ac.uk
Thu May 7 10:11:54 CDT 2009

On May 7 2009, Jeff Squyres wrote:

><= MPI 2.1, if you started an async communication, you could not look  
>at (read or write) the buffer at all.
>Starting with MPI 2.2, you may *read* the buffer of a pending non- 
>blocking send.

Good.  That is the standard semantics that has been conventional since time

Nick Maclaren,
University of Cambridge Computing Service,
New Museums Site, Pembroke Street, Cambridge CB2 3QH, England.
Email:  nmm1 at cam.ac.uk
Tel.:  +44 1223 334761    Fax:  +44 1223 334679

More information about the mpiwg-fortran mailing list