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Add --readonly option
[fio.git]
/
init.c
diff --git
a/init.c
b/init.c
index 1e4432ec7131f4f4e850761a9475bf914be3b05a..2a1ee149cc85dc15601a7ad86ec8a01021987d3c 100644
(file)
--- a/
init.c
+++ b/
init.c
@@
-17,13
+17,14
@@
#include "fio.h"
#include "parse.h"
#include "fio.h"
#include "parse.h"
-static char fio_version_string[] = "fio 1.1
6
";
+static char fio_version_string[] = "fio 1.1
7.1
";
#define FIO_RANDSEED (0xb1899bedUL)
static char **ini_file;
static int max_jobs = MAX_JOBS;
static int dump_cmdline;
#define FIO_RANDSEED (0xb1899bedUL)
static char **ini_file;
static int max_jobs = MAX_JOBS;
static int dump_cmdline;
+static int read_only;
struct thread_data def_thread;
struct thread_data *threads = NULL;
struct thread_data def_thread;
struct thread_data *threads = NULL;
@@
-89,7
+90,12
@@
static struct option long_options[FIO_NR_OPTIONS] = {
{
.name = "showcmd",
.has_arg = no_argument,
{
.name = "showcmd",
.has_arg = no_argument,
- .val = 's'
+ .val = 's',
+ },
+ {
+ .name = "readonly",
+ .has_arg = no_argument,
+ .val = 'r',
},
{
.name = NULL,
},
{
.name = NULL,
@@
-180,6
+186,11
@@
static int fixup_options(struct thread_data *td)
{
struct thread_options *o = &td->o;
{
struct thread_options *o = &td->o;
+ if (read_only && td_write(td)) {
+ log_err("fio: job <%s> has write bit set, but fio is in read-only mode\n", td->o.name);
+ return 1;
+ }
+
if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100)
o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ];
if (o->rwmix[DDIR_READ] + o->rwmix[DDIR_WRITE] > 100)
o->rwmix[DDIR_WRITE] = 100 - o->rwmix[DDIR_READ];
@@
-222,9
+233,6
@@
static int fixup_options(struct thread_data *td)
if (!o->file_size_high)
o->file_size_high = o->file_size_low;
if (!o->file_size_high)
o->file_size_high = o->file_size_low;
- if (td_read(td) && !td_rw(td))
- o->verify = 0;
-
if (o->norandommap && o->verify != VERIFY_NONE) {
log_err("fio: norandommap given, verify disabled\n");
o->verify = VERIFY_NONE;
if (o->norandommap && o->verify != VERIFY_NONE) {
log_err("fio: norandommap given, verify disabled\n");
o->verify = VERIFY_NONE;
@@
-564,8
+572,12
@@
static int parse_jobs_ini(char *file, int stonewall_flag)
}
string = malloc(4096);
}
string = malloc(4096);
- name = malloc(256);
- memset(name, 0, 256);
+
+ /*
+ * it's really 256 + small bit, 280 should suffice
+ */
+ name = malloc(280);
+ memset(name, 0, 280);
stonewall = stonewall_flag;
do {
stonewall = stonewall_flag;
do {
@@
-579,8
+591,8
@@
static int parse_jobs_ini(char *file, int stonewall_flag)
if (is_empty_or_comment(p))
continue;
if (sscanf(p, "[%255s]", name) != 1) {
if (is_empty_or_comment(p))
continue;
if (sscanf(p, "[%255s]", name) != 1) {
- log_err("fio: option <%s> outside of job section\n", p);
-
continue
;
+ log_err("fio: option <%s> outside of
[]
job section\n", p);
+
break
;
}
global = !strncmp(name, "global", 6);
}
global = !strncmp(name, "global", 6);
@@
-655,10
+667,7
@@
static int fill_def_thread(void)
{
memset(&def_thread, 0, sizeof(def_thread));
{
memset(&def_thread, 0, sizeof(def_thread));
- if (fio_getaffinity(getpid(), &def_thread.o.cpumask) == -1) {
- perror("sched_getaffinity");
- return 1;
- }
+ fio_getaffinity(getpid(), &def_thread.o.cpumask);
/*
* fill default options
/*
* fill default options
@@
-770,6
+779,9
@@
static int parse_cmd_line(int argc, char *argv[])
case 's':
dump_cmdline = 1;
break;
case 's':
dump_cmdline = 1;
break;
+ case 'r':
+ read_only = 1;
+ break;
case 'v':
printf("%s\n", fio_version_string);
exit(0);
case 'v':
printf("%s\n", fio_version_string);
exit(0);