g_zone_size 188 drivers/block/null_blk_main.c static unsigned long g_zone_size = 256; g_zone_size 189 drivers/block/null_blk_main.c module_param_named(zone_size, g_zone_size, ulong, S_IRUGO); g_zone_size 530 drivers/block/null_blk_main.c dev->zone_size = g_zone_size; g_zone_size 1764 drivers/block/null_blk_main.c if (!is_power_of_2(g_zone_size)) {