StarPU Internal Handbook
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starpurm_private.h
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1/* StarPU --- Runtime system for heterogeneous multicore architectures.
2 *
3 * Copyright (C) 2017-2021 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
4 *
5 * StarPU is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation; either version 2.1 of the License, or (at
8 * your option) any later version.
9 *
10 * StarPU is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 *
14 * See the GNU Lesser General Public License in COPYING.LGPL for more details.
15 */
16
17#ifndef __STARPURM_PRIVATE_H
18#define __STARPURM_PRIVATE_H
19
22enum e_state
23{
24 state_uninitialized = 0,
25 state_init
26};
27
28enum e_starpurm_unit_type
29{
30 starpurm_unit_cpu = 0,
31 starpurm_unit_opencl = 1,
32 starpurm_unit_cuda = 2,
33 starpurm_unit_ntypes = 3
34};
35
37{
39 hwloc_topology_t topology;
40
43
46
49
51 int state;
52
59
61 unsigned sched_ctx_id;
62
65
68
70 int nunits;
71
74
76 struct s_starpurm_unit *units;
77
79 hwloc_cpuset_t global_cpuset;
80
82 hwloc_cpuset_t all_cpu_workers_cpuset;
83
86
89
92
94 hwloc_cpuset_t selected_cpuset;
95
98
101
104
106 unsigned int max_temporary_ctxs;
107 unsigned int avail_temporary_ctxs;
108 starpu_pthread_mutex_t temporary_ctxs_mutex;
109 starpu_pthread_cond_t temporary_ctxs_cond;
110
113
115 pthread_t event_thread;
116 starpu_pthread_mutex_t event_list_mutex;
117 starpu_pthread_cond_t event_list_cond;
118 starpu_pthread_cond_t event_processing_cond;
119 int event_processing_enabled;
120 int event_processing_ended;
121 struct s_starpurm_event *event_list_head;
122 struct s_starpurm_event *event_list_tail;
123};
124
125
126#ifdef STARPURM_HAVE_DLB
127void starpurm_dlb_init(struct s_starpurm *rm);
128void starpurm_dlb_exit(void);
129int starpurm_dlb_notify_starpu_worker_mask_going_to_sleep(const hwloc_cpuset_t hwloc_workers_cpuset);
130int starpurm_dlb_notify_starpu_worker_mask_waking_up(const hwloc_cpuset_t hwloc_workers_cpuset);
131#ifdef STARPURM_STARPU_HAVE_WORKER_CALLBACKS
132void starpurm_enqueue_event_cpu_unit_available(int cpuid);
133#endif
134#endif
135
136#endif /* __STARPURM_PRIVATE_H */
hwloc_cpuset_t all_device_workers_cpuset
Definition starpurm_private.h:91
struct s_starpurm_unit * units
Definition starpurm_private.h:76
int max_worker_id
Definition starpurm_private.h:100
hwloc_cpuset_t all_cuda_device_workers_cpuset
Definition starpurm_private.h:88
hwloc_topology_t topology
Definition starpurm_private.h:39
hwloc_cpuset_t global_cpuset
Definition starpurm_private.h:79
int dynamic_resource_sharing
Definition starpurm_private.h:58
hwloc_cpuset_t initially_owned_cpuset_mask
Definition starpurm_private.h:97
int * nunits_by_type
Definition starpurm_private.h:67
int state
Definition starpurm_private.h:51
int selected_ncpus
Definition starpurm_private.h:45
int * worker_unit_ids
Definition starpurm_private.h:103
int unit_ntypes
Definition starpurm_private.h:64
hwloc_cpuset_t all_cpu_workers_cpuset
Definition starpurm_private.h:82
int starpu_in_pause
Definition starpurm_private.h:112
int selected_nworkers
Definition starpurm_private.h:48
int max_ncpus
Definition starpurm_private.h:42
hwloc_cpuset_t selected_cpuset
Definition starpurm_private.h:94
int nunits
Definition starpurm_private.h:70
pthread_t event_thread
Definition starpurm_private.h:115
hwloc_cpuset_t all_opencl_device_workers_cpuset
Definition starpurm_private.h:85
int * unit_offsets_by_type
Definition starpurm_private.h:73
unsigned int max_temporary_ctxs
Definition starpurm_private.h:106
unsigned sched_ctx_id
Definition starpurm_private.h:61
Definition starpurm_private.h:37