1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _FB_IPC_H 27 #define _FB_IPC_H 28 29 #include "config.h" 30 #include <pthread.h> 31 32 #include "procflow.h" 33 #include "threadflow.h" 34 #include "fileset.h" 35 #include "flowop.h" 36 #include "fb_random.h" 37 #include "filebench.h" 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 #ifdef USE_PROCESS_MODEL 44 #define FILEBENCH_MEMSIZE 4096 45 #else 46 #define FILEBENCH_MEMSIZE 2048 47 #endif /* USE_PROCESS_MODEL */ 48 49 /* Mutex Priority Inheritance and Robustness flags */ 50 #define IPC_MUTEX_NORMAL 0x0 51 #define IPC_MUTEX_PRIORITY 0x1 52 #define IPC_MUTEX_ROBUST 0x2 53 #define IPC_MUTEX_PRI_ROB 0x3 54 #define IPC_NUM_MUTEX_ATTRS 4 55 56 #define FILEBENCH_NFILESETS FILEBENCH_MEMSIZE 57 #define FILEBENCH_NFILESETENTRIES (1024 * 1024) 58 #define FILEBENCH_NPROCFLOWS FILEBENCH_MEMSIZE 59 #define FILEBENCH_NTHREADFLOWS (64 * FILEBENCH_MEMSIZE) 60 #define FILEBENCH_NFLOWOPS (64 * FILEBENCH_MEMSIZE) 61 #define FILEBENCH_NVARS FILEBENCH_MEMSIZE 62 #define FILEBENCH_NRANDDISTS (FILEBENCH_MEMSIZE/4) 63 #define FILEBENCH_FILESETPATHMEMORY (FILEBENCH_NFILESETENTRIES*FSE_MAXPATHLEN) 64 #define FILEBENCH_STRINGMEMORY (FILEBENCH_NVARS * 128) 65 #define FILEBENCH_MAXBITMAP FILEBENCH_NFILESETENTRIES 66 67 #define FILEBENCH_PROCFLOW 0 68 #define FILEBENCH_THREADFLOW 1 69 #define FILEBENCH_FLOWOP 2 70 #define FILEBENCH_AVD 3 71 #define FILEBENCH_VARIABLE 4 72 #define FILEBENCH_FILESET 5 73 #define FILEBENCH_FILESETENTRY 6 74 #define FILEBENCH_RANDDIST 7 75 #define FILEBENCH_TYPES 8 76 77 #define FILEBENCH_NSEMS 128 78 79 #define FILEBENCH_ABORT_ERROR 1 80 #define FILEBENCH_ABORT_DONE 2 81 #define FILEBENCH_ABORT_RSRC 3 82 83 #define FILEBENCH_MODE_TIMEOUT 0x0 84 #define FILEBENCH_MODE_Q1STDONE 0x1 85 #define FILEBENCH_MODE_QALLDONE 0x2 86 87 typedef struct filebench_shm { 88 /* 89 * All state down to shm_marker are set to zero during filebench 90 * initialization 91 */ 92 93 /* 94 * list of defined filesets and related locks. 95 */ 96 fileset_t *shm_filesetlist; /* list of defined filesets */ 97 pthread_mutex_t shm_fileset_lock; /* protects access to list */ 98 99 /* 100 * parallel file allocation control. Restricts number of spawned 101 * allocation threads and allows waiting for allocation to finish. 102 */ 103 pthread_cond_t shm_fsparalloc_cv; /* cv to wait for alloc threads */ 104 int shm_fsparalloc_count; /* active alloc thread count */ 105 pthread_mutex_t shm_fsparalloc_lock; /* lock to protect count */ 106 107 /* 108 * Procflow and process state 109 */ 110 procflow_t *shm_proclist; /* list of defined procflows */ 111 pthread_mutex_t shm_procflow_lock; /* protects shm_proclist */ 112 int shm_procs_running; /* count of running processes */ 113 pthread_mutex_t shm_procs_running_lock; /* protects shm_procs_running */ 114 int shm_f_abort; /* stop the run NOW! */ 115 pthread_rwlock_t shm_run_lock; /* used as barrier to sync run */ 116 #ifdef USE_PROCESS_MODEL 117 pthread_cond_t shm_procflow_procs_cv; /* pauses procflow_init till */ 118 #endif /* all procflows are created */ 119 120 /* 121 * flowop state 122 */ 123 flowop_t *shm_flowoplist; /* list of defined flowops */ 124 pthread_mutex_t shm_flowop_lock; /* protects flowoplist */ 125 pthread_rwlock_t shm_flowop_find_lock; /* prevents flowop_find() */ 126 /* during initial flowop creation */ 127 128 /* 129 * lists related to variables 130 */ 131 132 var_t *shm_var_list; /* normal variables */ 133 var_t *shm_var_dyn_list; /* special system variables */ 134 var_t *shm_var_loc_list; /* variables local to comp flowops */ 135 randdist_t *shm_rand_list; /* random variables */ 136 137 /* 138 * log and statistics dumping controls and state 139 */ 140 int shm_debug_level; 141 int shm_bequiet; /* pause run while collecting stats */ 142 int shm_log_fd; /* log file descriptor */ 143 int shm_dump_fd; /* dump file descriptor */ 144 char shm_dump_filename[MAXPATHLEN]; 145 146 /* 147 * Event generator state 148 */ 149 avd_t shm_eventgen_hz; /* number of events per sec. */ 150 uint64_t shm_eventgen_q; /* count of unclaimed events */ 151 pthread_mutex_t shm_eventgen_lock; /* lock protecting count */ 152 pthread_cond_t shm_eventgen_cv; /* cv to wait on for more events */ 153 154 /* 155 * System 5 semaphore state 156 */ 157 key_t shm_semkey; 158 int shm_sys_semid; 159 char shm_semids[FILEBENCH_NSEMS]; 160 161 /* 162 * Misc. pointers and state 163 */ 164 char shm_fscriptname[1024]; 165 int shm_id; 166 int shm_rmode; 167 int shm_1st_err; 168 pthread_mutex_t shm_threadflow_lock; 169 pthread_mutex_t shm_msg_lock; 170 pthread_mutexattr_t shm_mutexattr[IPC_NUM_MUTEX_ATTRS]; 171 char *shm_string_ptr; 172 char *shm_path_ptr; 173 hrtime_t shm_epoch; 174 hrtime_t shm_starttime; 175 int shm_utid; 176 177 /* 178 * Shared memory allocation control 179 */ 180 pthread_mutex_t shm_malloc_lock; 181 pthread_mutex_t shm_ism_lock; 182 int shm_bitmap[FILEBENCH_TYPES][FILEBENCH_MAXBITMAP]; 183 int shm_lastbitmapindex[FILEBENCH_TYPES]; 184 size_t shm_required; 185 size_t shm_allocated; 186 caddr_t shm_addr; 187 char *shm_ptr; 188 189 int shm_marker; /* end of pre-zeroed data */ 190 191 /* 192 * actual storage for shared entities. 193 * These are not zeroed during initialization 194 */ 195 fileset_t shm_fileset[FILEBENCH_NFILESETS]; 196 filesetentry_t shm_filesetentry[FILEBENCH_NFILESETENTRIES]; 197 char shm_filesetpaths[FILEBENCH_FILESETPATHMEMORY]; 198 procflow_t shm_procflow[FILEBENCH_NPROCFLOWS]; 199 threadflow_t shm_threadflow[FILEBENCH_NTHREADFLOWS]; 200 flowop_t shm_flowop[FILEBENCH_NFLOWOPS]; 201 var_t shm_var[FILEBENCH_NVARS]; 202 randdist_t shm_randdist[FILEBENCH_NRANDDISTS]; 203 struct avd shm_avd_ptrs[FILEBENCH_NVARS * 2]; 204 char shm_strings[FILEBENCH_STRINGMEMORY]; 205 } filebench_shm_t; 206 207 extern char *shmpath; 208 209 void ipc_init(void); 210 void *ipc_malloc(int type); 211 void ipc_free(int type, char *addr); 212 int ipc_attach(caddr_t shmaddr); 213 pthread_mutexattr_t *ipc_mutexattr(int); 214 pthread_condattr_t *ipc_condattr(void); 215 int ipc_semidalloc(void); 216 void ipc_semidfree(int semid); 217 char *ipc_stralloc(char *string); 218 char *ipc_pathalloc(char *string); 219 int ipc_mutex_lock(pthread_mutex_t *mutex); 220 int ipc_mutex_unlock(pthread_mutex_t *mutex); 221 void ipc_seminit(void); 222 char *ipc_ismmalloc(size_t size); 223 int ipc_ismcreate(size_t size); 224 void ipc_ismdelete(void); 225 void ipc_fini(void); 226 227 extern filebench_shm_t *filebench_shm; 228 229 #ifdef __cplusplus 230 } 231 #endif 232 233 #endif /* _FB_IPC_H */ 234