shmem_async.h

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/*********************************************************************************/
/*  Copyright 2009-2024 Barcelona Supercomputing Center                          */
/*                                                                               */
/*  This file is part of the DLB library.                                        */
/*                                                                               */
/*  DLB is free software: you can redistribute it and/or modify                  */
/*  it under the terms of the GNU Lesser General Public License as published by  */
/*  the Free Software Foundation, either version 3 of the License, or            */
/*  (at your option) any later version.                                          */
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/*  DLB is distributed in the hope that it will be useful,                       */
/*  but WITHOUT ANY WARRANTY; without even the implied warranty of               */
/*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                */
/*  GNU Lesser General Public License for more details.                          */
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/*  along with DLB.  If not, see <https://www.gnu.org/licenses/>.                */
/*********************************************************************************/
 
#ifndef SHMEM_ASYNC_H
#define SHMEM_ASYNC_H
 
#include <sched.h>
#include <sys/types.h>
 
struct pm_interface;
 
int shmem_async_init(pid_t pid, const struct pm_interface *pm,
        const cpu_set_t *process_mask, const char *shmem_key,
        int shmem_size_multiplier);
int shmem_async_finalize(pid_t pid);
 
void shmem_async_enable_cpu(pid_t pid, int cpuid);
void shmem_async_enable_cpu_set(pid_t pid, const cpu_set_t *cpu_set);
void shmem_async_disable_cpu(pid_t pid, int cpuid);
void shmem_async_disable_cpu_set(pid_t pid, const cpu_set_t *cpu_set);
void shmem_async_set_num_cpus(pid_t pid, int ncpus);
 
int shmem_async__version(void);
size_t shmem_async__size(void);
 
void shmem_async_wait_for_completion(pid_t pid);
 
#endif /* SHMEM_ASYNC_H */