Add the zonemode job option

[fio.git] / options.c

diff --git a/options.c b/options.c
index 86ab5d6d230cf0df8d218a66aabe90a01adf6cbf..2bac64a343b1030966bcea2658455fc14d8021bc 100644 (file)
--- a/options.c
+++ b/options.c
@@ -3239,6 +3239,30 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .help   = "Your platform does not support IO scheduler switching",
        },
 #endif
+       {
+               .name   = "zonemode",
+               .lname  = "Zone mode",
+               .help   = "Mode for the zonesize, zonerange and zoneskip parameters",
+               .type   = FIO_OPT_STR,
+               .off1   = offsetof(struct thread_options, zone_mode),
+               .def    = "none",
+               .category = FIO_OPT_C_IO,
+               .group  = FIO_OPT_G_ZONE,
+               .posval = {
+                          { .ival = "none",
+                            .oval = ZONE_MODE_NONE,
+                            .help = "no zoning",
+                          },
+                          { .ival = "strided",
+                            .oval = ZONE_MODE_STRIDED,
+                            .help = "strided mode - random I/O is restricted to a single zone",
+                          },
+                          { .ival = "zbd",
+                            .oval = ZONE_MODE_ZBD,
+                            .help = "zoned block device mode - random I/O selects one of multiple zones randomly",
+                          },
+               },
+       },
        {
                .name   = "zonesize",
                .lname  = "Zone size",