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1 | #ifndef _TEST_URCU_JA_H |
2 | #define _TEST_URCU_JA_H | |
3 | ||
4 | /* | |
5 | * test_urcu_ja.h | |
6 | * | |
7 | * Userspace RCU library - test program | |
8 | * | |
9 | * Copyright 2009-2012 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2 of the License, or | |
14 | * (at your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License along | |
22 | * with this program; if not, write to the Free Software Foundation, Inc., | |
23 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
24 | */ | |
25 | ||
26 | #include <stdio.h> | |
27 | #include <pthread.h> | |
28 | #include <stdlib.h> | |
29 | #include <string.h> | |
30 | #include <sys/types.h> | |
31 | #include <sys/wait.h> | |
32 | #include <unistd.h> | |
33 | #include <stdio.h> | |
34 | #include <assert.h> | |
35 | #include <sched.h> | |
36 | #include <errno.h> | |
37 | #include <signal.h> | |
38 | ||
39 | #include <urcu/tls-compat.h> | |
40 | #include "thread-id.h" | |
41 | ||
42 | #define DEFAULT_RAND_POOL 1000000 | |
43 | ||
44 | /* Make this big enough to include the POWER5+ L3 cacheline size of 256B */ | |
45 | #define CACHE_LINE_SIZE 4096 | |
46 | ||
47 | /* hardcoded number of CPUs */ | |
48 | #define NR_CPUS 16384 | |
49 | ||
50 | #ifdef POISON_FREE | |
51 | #define poison_free(ptr) \ | |
52 | do { \ | |
53 | memset(ptr, 0x42, sizeof(*(ptr))); \ | |
54 | free(ptr); \ | |
55 | } while (0) | |
56 | #else | |
57 | #define poison_free(ptr) free(ptr) | |
58 | #endif | |
59 | ||
60 | #ifndef DYNAMIC_LINK_TEST | |
61 | #define _LGPL_SOURCE | |
62 | #else | |
63 | #define debug_yield_read() | |
64 | #endif | |
65 | #include <urcu-qsbr.h> | |
66 | #include <urcu/rcuja.h> | |
67 | #include <urcu-call-rcu.h> | |
68 | ||
69 | struct wr_count { | |
70 | unsigned long update_ops; | |
71 | unsigned long add; | |
72 | unsigned long add_exist; | |
73 | unsigned long remove; | |
74 | }; | |
75 | ||
76 | extern DECLARE_URCU_TLS(unsigned int, rand_lookup); | |
77 | extern DECLARE_URCU_TLS(unsigned long, nr_add); | |
78 | extern DECLARE_URCU_TLS(unsigned long, nr_addexist); | |
79 | extern DECLARE_URCU_TLS(unsigned long, nr_del); | |
80 | extern DECLARE_URCU_TLS(unsigned long, nr_delnoent); | |
81 | extern DECLARE_URCU_TLS(unsigned long, lookup_fail); | |
82 | extern DECLARE_URCU_TLS(unsigned long, lookup_ok); | |
83 | ||
84 | extern struct cds_ja *test_ja; | |
85 | ||
86 | struct ja_test_node { | |
87 | struct cds_ja_node node; | |
88 | uint64_t key; /* for testing */ | |
89 | struct rcu_head head; /* delayed reclaim */ | |
90 | }; | |
91 | ||
92 | static inline struct ja_test_node * | |
93 | to_test_node(struct cds_ja_node *node) | |
94 | { | |
95 | return caa_container_of(node, struct ja_test_node, node); | |
96 | } | |
97 | ||
98 | static inline | |
99 | void ja_test_node_init(struct ja_test_node *node, uint64_t key) | |
100 | { | |
101 | cds_ja_node_init(&node->node); | |
102 | node->key = key; | |
103 | } | |
104 | ||
105 | extern volatile int test_go, test_stop; | |
106 | ||
107 | extern unsigned long wdelay; | |
108 | ||
109 | extern unsigned long duration; | |
110 | ||
111 | /* read-side C.S. duration, in loops */ | |
112 | extern unsigned long rduration; | |
113 | ||
114 | extern unsigned long init_populate; | |
115 | extern int add_only; | |
116 | ||
117 | extern unsigned long init_pool_offset, lookup_pool_offset, write_pool_offset; | |
118 | extern unsigned long init_pool_size, | |
119 | lookup_pool_size, | |
120 | write_pool_size; | |
121 | extern int validate_lookup; | |
122 | ||
123 | extern int count_pipe[2]; | |
124 | ||
125 | static inline void loop_sleep(unsigned long l) | |
126 | { | |
127 | while(l-- != 0) | |
128 | caa_cpu_relax(); | |
129 | } | |
130 | ||
131 | extern int verbose_mode; | |
132 | ||
133 | #define printf_verbose(fmt, args...) \ | |
134 | do { \ | |
135 | if (verbose_mode) \ | |
136 | printf(fmt, ## args); \ | |
137 | } while (0) | |
138 | ||
139 | extern unsigned int cpu_affinities[NR_CPUS]; | |
140 | extern unsigned int next_aff; | |
141 | extern int use_affinity; | |
142 | ||
143 | extern pthread_mutex_t affinity_mutex; | |
144 | ||
145 | #ifndef HAVE_CPU_SET_T | |
146 | typedef unsigned long cpu_set_t; | |
147 | # define CPU_ZERO(cpuset) do { *(cpuset) = 0; } while(0) | |
148 | # define CPU_SET(cpu, cpuset) do { *(cpuset) |= (1UL << (cpu)); } while(0) | |
149 | #endif | |
150 | ||
151 | void set_affinity(void); | |
152 | ||
153 | /* | |
154 | * returns 0 if test should end. | |
155 | */ | |
156 | static inline int test_duration_write(void) | |
157 | { | |
158 | return !test_stop; | |
159 | } | |
160 | ||
161 | static inline int test_duration_read(void) | |
162 | { | |
163 | return !test_stop; | |
164 | } | |
165 | ||
166 | extern DECLARE_URCU_TLS(unsigned long long, nr_writes); | |
167 | extern DECLARE_URCU_TLS(unsigned long long, nr_reads); | |
168 | ||
169 | extern unsigned int nr_readers; | |
170 | extern unsigned int nr_writers; | |
171 | ||
172 | void rcu_copy_mutex_lock(void); | |
173 | void rcu_copy_mutex_unlock(void); | |
174 | ||
175 | #endif /* _TEST_URCU_JA_H */ |