[PATCH] Allow io engine to do the file setup

[fio.git] / init.c

diff --git a/init.c b/init.c
index b310f6633236ac4720b4ef8f7375bcfddea5d276..3eaf9b7f383bab8451d4c75b9d193772870cbe84 100644 (file)
--- a/init.c
+++ b/init.c
@@ -124,7 +124,7 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
        if (td == &def_thread)
                return 0;
 
-       if (td->io_engine & FIO_SYNCIO)
+       if (td->io_ops->flags & FIO_SYNCIO)
                td->iodepth = 1;
        else {
                if (!td->iodepth)
@@ -196,9 +196,12 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
        ddir = td->ddir + (!td->sequential << 1) + (td->iomix << 2);
 
        if (!terse_output) {
-               if (!job_add_num)
-                       fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_engine_name, td->iodepth);
-               else if (job_add_num == 1)
+               if (!job_add_num) {
+                       if (td->io_ops->flags & FIO_CPUIO)
+                               fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
+                       else
+                               fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs, td->max_bs, td->rate, td->io_ops->name, td->iodepth);
+               } else if (job_add_num == 1)
                        fprintf(f_out, "...\n");
        }
 
@@ -591,41 +594,21 @@ static int str_mem_cb(struct thread_data *td, char *mem)
 
 static int str_ioengine_cb(struct thread_data *td, char *str)
 {
-       if (!strncmp(str, "linuxaio", 8) || !strncmp(str, "aio", 3) ||
-           !strncmp(str, "libaio", 6)) {
-               strcpy(td->io_engine_name, "libaio");
-               td->io_engine = FIO_LIBAIO;
-               return 0;
-       } else if (!strncmp(str, "posixaio", 8)) {
-               strcpy(td->io_engine_name, "posixaio");
-               td->io_engine = FIO_POSIXAIO;
-               return 0;
-       } else if (!strncmp(str, "sync", 4)) {
-               strcpy(td->io_engine_name, "sync");
-               td->io_engine = FIO_SYNCIO;
-               return 0;
-       } else if (!strncmp(str, "mmap", 4)) {
-               strcpy(td->io_engine_name, "mmap");
-               td->io_engine = FIO_MMAPIO;
-               return 0;
-       } else if (!strncmp(str, "sgio", 4)) {
-               strcpy(td->io_engine_name, "sgio");
-               td->io_engine = FIO_SGIO;
-               return 0;
-       } else if (!strncmp(str, "splice", 6)) {
-               strcpy(td->io_engine_name, "splice");
-               td->io_engine = FIO_SPLICEIO;
+       if (!str)
+               str = DEF_IO_ENGINE_NAME;
+
+       td->io_ops = load_ioengine(td, str);
+       if (td->io_ops)
                return 0;
-       }
 
-       log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice\n");
+       log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice, cpu\n");
        return 1;
 }
 
 /*
  * This is our [ini] type file parser.
  */
-int parse_jobs_ini(char *file)
+int parse_jobs_ini(char *file, int stonewall_flag)
 {
        unsigned int prioclass, prio, cpu, global, il;
        unsigned long long ull;
@@ -635,7 +618,7 @@ int parse_jobs_ini(char *file)
        fpos_t off;
        FILE *f;
        char *p;
-       int ret = 0, stonewall = 1;
+       int ret = 0, stonewall;
 
        f = fopen(file, "r");
        if (!f) {
@@ -647,6 +630,7 @@ int parse_jobs_ini(char *file)
        name = malloc(256);
        tmpbuf = malloc(4096);
 
+       stonewall = stonewall_flag;
        while ((p = fgets(string, 4096, f)) != NULL) {
                if (ret)
                        break;
@@ -725,6 +709,14 @@ int parse_jobs_ini(char *file)
                                fgetpos(f, &off);
                                continue;
                        }
+                       if (!check_int(p, "cpuload", &td->cpuload)) {
+                               fgetpos(f, &off);
+                               continue;
+                       }
+                       if (!check_int(p, "cpuchunks", &td->cpucycle)) {
+                               fgetpos(f, &off);
+                               continue;
+                       }
                        if (!check_int(p, "thinktime", &td->thinktime)) {
                                fgetpos(f, &off);
                                continue;
@@ -749,7 +741,7 @@ int parse_jobs_ini(char *file)
                                continue;
                        }
                        if (!check_str_time(p, "timeout", &ull)) {
-                               td->timeout = ul1;
+                               td->timeout = ull;
                                fgetpos(f, &off);
                                continue;
                        }
@@ -986,8 +978,6 @@ static int fill_def_thread(void)
        def_thread.bs = DEF_BS;
        def_thread.min_bs = -1;
        def_thread.max_bs = -1;
-       def_thread.io_engine = DEF_IO_ENGINE;
-       strcpy(def_thread.io_engine_name, DEF_IO_ENGINE_NAME);
        def_thread.odirect = DEF_ODIRECT;
        def_thread.ratecycle = DEF_RATE_CYCLE;
        def_thread.sequential = DEF_SEQUENTIAL;
@@ -1024,7 +1014,6 @@ static void usage(char *name)
        printf("\t-l Generate per-job latency logs\n");
        printf("\t-w Generate per-job bandwidth logs\n");
        printf("\t-m Minimal (terse) output\n");
-       printf("\t-f Job file (Required)\n");
        printf("\t-v Print version info and exit\n");
 }
 
@@ -1032,25 +1021,19 @@ static int parse_cmd_line(int argc, char *argv[])
 {
        int c, idx = 1, ini_idx = 0;
 
-       while ((c = getopt(argc, argv, "t:o:f:lwvhm")) != EOF) {
+       while ((c = getopt(argc, argv, "t:o:lwvhm")) != EOF) {
                switch (c) {
                        case 't':
                                def_timeout = atoi(optarg);
-                               idx++;
-                               break;
-                       case 'f':
-                               ini_idx++;
-                               ini_file = realloc(ini_file, ini_idx * sizeof(char *));
-                               ini_file[ini_idx - 1] = strdup(optarg);
-                               idx++;
+                               idx = optind;
                                break;
                        case 'l':
                                write_lat_log = 1;
-                               idx++;
+                               idx = optind;
                                break;
                        case 'w':
                                write_bw_log = 1;
-                               idx++;
+                               idx = optind;
                                break;
                        case 'o':
                                f_out = fopen(optarg, "w+");
@@ -1059,11 +1042,11 @@ static int parse_cmd_line(int argc, char *argv[])
                                        exit(1);
                                }
                                f_err = f_out;
-                               idx++;
+                               idx = optind;
                                break;
                        case 'm':
                                terse_output = 1;
-                               idx++;
+                               idx = optind;
                                break;
                        case 'h':
                                usage(argv[0]);
@@ -1080,7 +1063,7 @@ static int parse_cmd_line(int argc, char *argv[])
                ini_file[ini_idx - 1] = strdup(argv[idx]);
                idx++;
        }
-               
+
        if (!f_out) {
                f_out = stdout;
                f_err = stderr;
@@ -1157,7 +1140,7 @@ int parse_options(int argc, char *argv[])
        for (i = 0; i < job_files; i++) {
                if (fill_def_thread())
                        return 1;
-               if (parse_jobs_ini(ini_file[i]))
+               if (parse_jobs_ini(ini_file[i], i))
                        return 1;
                free(ini_file[i]);
        }