lpf_coll_t Struct Reference

#include <collectives.h>

Public Attributes
lpf_t	ctx
lpf_pid_t *	inv_translate
lpf_pid_t *	translate
void *	buffer
lpf_memslot_t	slot
lpf_pid_t	P
lpf_pid_t	s

Detailed Description

The run-time state of a LPF collectives library communicator.

Member Data Documentation

ctx

lpf_t lpf_coll_t::ctx

The LPF context in which this lpf_coll_t object was created.

inv_translate

lpf_pid_t* lpf_coll_t::inv_translate

Inverse map {0,...,p-1} -> {0,...,coll.P-1} in case of a strided collective.

translate

lpf_pid_t* lpf_coll_t::translate

Map {0,...,coll.P-1} -> {0,...,p-1} in cases of a strided collective.

buffer

void* lpf_coll_t::buffer

Buffer provisioned primarily for use with lpf_reduce and lpf_allreduce.

slot

lpf_memslot_t lpf_coll_t::slot

Memory slot corresponding to the lpf_coll_t.buffer.

P

lpf_pid_t lpf_coll_t::P

The number of processes involved with this lpf_coll_t.

s

lpf_pid_t lpf_coll_t::s

The process ID within this lpf_coll_t. May differ from the global s.

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The documentation for this struct was generated from the following file:

• /home/yzelman/Documents/lpf/include/lpf/collectives.h