const long max_cpu = cpus_online();
cpus_in_mask = fio_cpu_count(mask);
+ if (!cpus_in_mask)
+ return 0;
+
cpu_index = cpu_index % cpus_in_mask;
index = 0;
return 0;
}
+static int str_offset_increment_cb(void *data, unsigned long long *__val)
+{
+ struct thread_data *td = cb_data_to_td(data);
+ unsigned long long v = *__val;
+
+ if (parse_is_percent(v)) {
+ td->o.offset_increment = 0;
+ td->o.offset_increment_percent = -1ULL - v;
+ dprint(FD_PARSE, "SET offset_increment_percent %d\n",
+ td->o.offset_increment_percent);
+ } else
+ td->o.offset_increment = v;
+
+ return 0;
+}
+
static int str_size_cb(void *data, unsigned long long *__val)
{
struct thread_data *td = cb_data_to_td(data);
.help = "Linux native asynchronous IO",
},
#endif
+#ifdef ARCH_HAVE_IOURING
+ { .ival = "io_uring",
+ .help = "Fast Linux native aio",
+ },
+#endif
#ifdef CONFIG_POSIXAIO
{ .ival = "posixaio",
.help = "POSIX asynchronous IO",
.help = "HTTP (WebDAV/S3) IO engine",
},
#endif
+ { .ival = "nbd",
+ .help = "Network Block Device (NBD) IO engine"
+ },
},
},
{
.name = "offset_increment",
.lname = "IO offset increment",
.type = FIO_OPT_STR_VAL,
+ .cb = str_offset_increment_cb,
.off1 = offsetof(struct thread_options, offset_increment),
.help = "What is the increment from one offset to the next",
.parent = "offset",
.parent = "nrfiles",
.hide = 1,
},
-#ifdef FIO_HAVE_ANY_FALLOCATE
{
.name = "fallocate",
.lname = "Fallocate",
.type = FIO_OPT_STR,
.off1 = offsetof(struct thread_options, fallocate_mode),
.help = "Whether pre-allocation is performed when laying out files",
+#ifdef FIO_HAVE_DEFAULT_FALLOCATE
.def = "native",
+#else
+ .def = "none",
+#endif
.category = FIO_OPT_C_FILE,
.group = FIO_OPT_G_INVALID,
.posval = {
.help = "Use fallocate(..., FALLOC_FL_KEEP_SIZE, ...)",
},
#endif
+ { .ival = "truncate",
+ .oval = FIO_FALLOCATE_TRUNCATE,
+ .help = "Truncate file to final size instead of allocating"
+ },
/* Compatibility with former boolean values */
{ .ival = "0",
.oval = FIO_FALLOCATE_NONE,
#endif
},
},
-#else /* FIO_HAVE_ANY_FALLOCATE */
- {
- .name = "fallocate",
- .lname = "Fallocate",
- .type = FIO_OPT_UNSUPPORTED,
- .help = "Your platform does not support fallocate",
- },
-#endif /* FIO_HAVE_ANY_FALLOCATE */
{
.name = "fadvise_hint",
.lname = "Fadvise hint",
return NULL;
}
- in[OPT_LEN_MAX] = '\0';
- strncpy(in, opt, OPT_LEN_MAX);
+ snprintf(in, sizeof(in), "%s", opt);
while (*inptr && nchr > 0) {
if (inptr[0] == '$' && inptr[1] == '{') {