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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _FB_FLOWOP_H 27 #define _FB_FLOWOP_H 28 29 #include "config.h" 30 31 #include <stdio.h> 32 #include <stdlib.h> 33 #include <unistd.h> 34 #include <sys/stat.h> 35 #include <sys/types.h> 36 #include <sys/param.h> 37 #include <sys/resource.h> 38 #include <pthread.h> 39 #ifndef HAVE_SYSV_SEM 40 #include <semaphore.h> 41 #endif 42 #include "stats.h" 43 #include "threadflow.h" 44 #include "vars.h" 45 #include "fileset.h" 46 #include "filebench.h" 47 #include "fsplug.h" 48 49 #ifdef __cplusplus 50 extern "C" { 51 #endif 52 53 typedef struct flowop { 54 char fo_name[128]; /* Name */ 55 int fo_instance; /* Instance number */ 56 struct flowop *fo_next; /* Next in global list */ 57 struct flowop *fo_exec_next; /* Next in thread's or compfo's list */ 58 struct flowop *fo_resultnext; /* List of flowops in result */ 59 struct flowop *fo_comp_fops; /* List of flowops in composite fo */ 60 var_t *fo_lvar_list; /* List of composite local vars */ 61 struct threadflow *fo_thread; /* Backpointer to thread */ 62 int (*fo_func)(); /* Method */ 63 int (*fo_init)(); /* Init Method */ 64 void (*fo_destruct)(); /* Destructor Method */ 65 int fo_type; /* Type */ 66 int fo_attrs; /* Flow op attribute */ 67 avd_t fo_filename; /* file/fileset name */ 68 fileset_t *fo_fileset; /* Fileset for op */ 69 int fo_fd; /* File descriptor */ 70 int fo_fdnumber; /* User specified file descriptor */ 71 int fo_srcfdnumber; /* User specified src file descriptor */ 72 fbint_t fo_constvalue; /* constant version of fo_value */ 73 fbint_t fo_constwss; /* constant version of fo_wss */ 74 avd_t fo_iosize; /* Size of operation */ 75 avd_t fo_wss; /* Flow op working set size */ 76 char fo_targetname[128]; /* Target, for wakeup etc... */ 77 struct flowop *fo_targets; /* List of targets matching name */ 78 struct flowop *fo_targetnext; /* List of targets matching name */ 79 avd_t fo_iters; /* Number of iterations of op */ 80 avd_t fo_value; /* Attr */ 81 avd_t fo_sequential; /* Attr */ 82 avd_t fo_random; /* Attr */ 83 avd_t fo_stride; /* Attr */ 84 avd_t fo_backwards; /* Attr */ 85 avd_t fo_dsync; /* Attr */ 86 avd_t fo_blocking; /* Attr */ 87 avd_t fo_directio; /* Attr */ 88 avd_t fo_rotatefd; /* Attr */ 89 avd_t fo_fileindex; /* Attr */ 90 flowstat_t fo_stats; /* Flow statistics */ 91 pthread_cond_t fo_cv; /* Block/wakeup cv */ 92 pthread_mutex_t fo_lock; /* Mutex around flowop */ 93 void *fo_private; /* Flowop private scratch pad area */ 94 char *fo_buf; /* Per-flowop buffer */ 95 uint64_t fo_buf_size; /* current size of buffer */ 96 #ifdef HAVE_SYSV_SEM 97 int fo_semid_lw; /* sem id */ 98 int fo_semid_hw; /* sem id for highwater block */ 99 #else 100 sem_t fo_sem; /* sem_t for posix semaphores */ 101 #endif /* HAVE_SYSV_SEM */ 102 avd_t fo_highwater; /* value of highwater paramter */ 103 void *fo_idp; /* id, for sems etc */ 104 hrtime_t fo_timestamp; /* for ratecontrol, etc... */ 105 int fo_initted; /* Set to one if initialized */ 106 int64_t fo_tputbucket; /* Throughput bucket, for limiter */ 107 uint64_t fo_tputlast; /* Throughput count, for delta's */ 108 109 } flowop_t; 110 111 /* Flow Op Attrs */ 112 #define FLOW_ATTR_SEQUENTIAL 0x1 113 #define FLOW_ATTR_RANDOM 0x2 114 #define FLOW_ATTR_STRIDE 0x4 115 #define FLOW_ATTR_BACKWARDS 0x8 116 #define FLOW_ATTR_DSYNC 0x10 117 #define FLOW_ATTR_BLOCKING 0x20 118 #define FLOW_ATTR_DIRECTIO 0x40 119 #define FLOW_ATTR_READ 0x80 120 #define FLOW_ATTR_WRITE 0x100 121 122 /* Flowop Instance Numbers */ 123 /* Worker flowops have instance numbers > 0 */ 124 #define FLOW_DEFINITION 0 /* Prototype definition of flowop from library */ 125 #define FLOW_INNER_DEF -1 /* Constructed proto flowops within composite */ 126 #define FLOW_MASTER -2 /* Master flowop based on flowop declaration */ 127 /* supplied within a thread definition */ 128 129 /* Flowop type definitions */ 130 131 #define FLOW_TYPES 6 132 #define FLOW_TYPE_GLOBAL 0 /* Rolled up statistics */ 133 #define FLOW_TYPE_IO 1 /* Op is an I/O, reflected in iops and lat */ 134 #define FLOW_TYPE_AIO 2 /* Op is an async I/O, reflected in iops */ 135 #define FLOW_TYPE_SYNC 3 /* Op is a sync event */ 136 #define FLOW_TYPE_COMPOSITE 4 /* Op is a composite flowop */ 137 #define FLOW_TYPE_OTHER 5 /* Op is a something else */ 138 139 typedef struct flowop_proto { 140 int fl_type; 141 int fl_attrs; 142 char *fl_name; 143 int (*fl_init)(); 144 int (*fl_func)(); 145 void (*fl_destruct)(); 146 } flowop_proto_t; 147 148 extern flowstat_t controlstats; 149 extern pthread_mutex_t controlstats_lock; 150 151 void flowop_init(void); 152 void flowop_plugin_flowinit(void); 153 flowop_t *flowop_define(threadflow_t *, char *name, flowop_t *inherit, 154 flowop_t **flowoplist_hdp, int instance, int type); 155 flowop_t *flowop_find(char *name); 156 flowop_t *flowop_find_one(char *name, int instance); 157 flowop_t *flowop_find_from_list(char *name, flowop_t *list); 158 int flowop_init_generic(flowop_t *flowop); 159 void flowop_destruct_generic(flowop_t *flowop); 160 void flowop_flow_init(flowop_proto_t *list, int nops); 161 void flowoplib_usage(void); 162 int flowoplib_iosetup(threadflow_t *threadflow, flowop_t *flowop, 163 fbint_t *wssp, caddr_t *iobufp, fb_fdesc_t **filedescp, fbint_t iosize); 164 void flowop_delete_all(flowop_t **threadlist); 165 void flowop_endop(threadflow_t *threadflow, flowop_t *flowop, int64_t bytes); 166 void flowop_beginop(threadflow_t *threadflow, flowop_t *flowop); 167 void flowop_destruct_all_flows(threadflow_t *threadflow); 168 flowop_t *flowop_new_composite_define(char *name); 169 void flowop_printall(void); 170 171 #ifdef __cplusplus 172 } 173 #endif 174 175 #endif /* _FB_FLOWOP_H */ 176