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Add cpus_allowed option
[fio.git]
/
options.c
diff --git
a/options.c
b/options.c
index 754eb81fccfe1a14f6949f30d07475ea09acc834..db3279e13a0dba66293e36610b3f54621efdf792 100644
(file)
--- a/
options.c
+++ b/
options.c
@@
-64,6
+64,13
@@
static int str_lockmem_cb(void fio_unused *data, unsigned long *val)
static int str_prioclass_cb(void *data, unsigned int *val)
{
struct thread_data *td = data;
static int str_prioclass_cb(void *data, unsigned int *val)
{
struct thread_data *td = data;
+ unsigned short mask;
+
+ /*
+ * mask off old class bits, str_prio_cb() may have set a default class
+ */
+ mask = (1 << IOPRIO_CLASS_SHIFT) - 1;
+ td->ioprio &= mask;
td->ioprio |= *val << IOPRIO_CLASS_SHIFT;
return 0;
td->ioprio |= *val << IOPRIO_CLASS_SHIFT;
return 0;
@@
-74,6
+81,13
@@
static int str_prio_cb(void *data, unsigned int *val)
struct thread_data *td = data;
td->ioprio |= *val;
struct thread_data *td = data;
td->ioprio |= *val;
+
+ /*
+ * If no class is set, assume BE
+ */
+ if ((td->ioprio >> IOPRIO_CLASS_SHIFT) == 0)
+ td->ioprio |= IOPRIO_CLASS_BE << IOPRIO_CLASS_SHIFT;
+
return 0;
}
#endif
return 0;
}
#endif
@@
-84,27
+98,46
@@
static int str_exitall_cb(void)
return 0;
}
return 0;
}
-static void fill_cpu_mask(os_cpu_mask_t cpumask, int cpu)
-{
#ifdef FIO_HAVE_CPU_AFFINITY
#ifdef FIO_HAVE_CPU_AFFINITY
+static int str_cpumask_cb(void *data, unsigned int *val)
+{
+ struct thread_data *td = data;
unsigned int i;
unsigned int i;
- CPU_ZERO(&cpumask);
+ CPU_ZERO(&
td->o.
cpumask);
- for (i = 0; i < sizeof(int) * 8; i++) {
- if ((1 << i) & cpu)
- CPU_SET(i, &cpumask);
- }
-#endif
+ for (i = 0; i < sizeof(int) * 8; i++)
+ if ((1 << i) & *val)
+ CPU_SET(*val, &td->o.cpumask);
+
+ td->o.cpumask_set = 1;
+ return 0;
}
}
-static int str_cpu
mask_cb(void *data, unsigned int *val
)
+static int str_cpu
s_allowed_cb(void *data, const char *input
)
{
struct thread_data *td = data;
{
struct thread_data *td = data;
+ char *cpu, *str, *p;
+
+ CPU_ZERO(&td->o.cpumask);
+
+ p = str = strdup(input);
+
+ strip_blank_front(&str);
+ strip_blank_end(str);
- fill_cpu_mask(td->o.cpumask, *val);
+ while ((cpu = strsep(&str, ",")) != NULL) {
+ if (!strlen(cpu))
+ break;
+ CPU_SET(atoi(cpu), &td->o.cpumask);
+ }
+
+ free(p);
+ td->o.cpumask_set = 1;
+ exit(0);
return 0;
}
return 0;
}
+#endif
static int str_fst_cb(void *data, const char *str)
{
static int str_fst_cb(void *data, const char *str)
{
@@
-477,6
+510,12
@@
static struct fio_option options[] = {
.help = "Stop workload when this amount of time has passed",
.def = "0",
},
.help = "Stop workload when this amount of time has passed",
.def = "0",
},
+ {
+ .name = "time_based",
+ .type = FIO_OPT_STR_SET,
+ .off1 = td_var_offset(time_based),
+ .help = "Keep running until runtime/timeout is met",
+ },
{
.name = "mem",
.alias = "iomem",
{
.name = "mem",
.alias = "iomem",
@@
-755,6
+794,12
@@
static struct fio_option options[] = {
.cb = str_cpumask_cb,
.help = "CPU affinity mask",
},
.cb = str_cpumask_cb,
.help = "CPU affinity mask",
},
+ {
+ .name = "cpus_allowed",
+ .type = FIO_OPT_STR,
+ .cb = str_cpus_allowed_cb,
+ .help = "Set CPUs allowed",
+ },
#endif
{
.name = "end_fsync",
#endif
{
.name = "end_fsync",
@@
-832,6
+877,15
@@
static struct fio_option options[] = {
.off1 = td_var_offset(zero_buffers),
.help = "Init IO buffers to all zeroes",
},
.off1 = td_var_offset(zero_buffers),
.help = "Init IO buffers to all zeroes",
},
+#ifdef FIO_HAVE_DISK_UTIL
+ {
+ .name = "disk_util",
+ .type = FIO_OPT_BOOL,
+ .off1 = td_var_offset(do_disk_util),
+ .help = "Log disk utilization stats",
+ .def = "1",
+ },
+#endif
{
.name = NULL,
},
{
.name = NULL,
},