target/file: Set is_nonrot attribute

Set is_nonrot attribute according to the block queue if the backend
device is a block device.

Signed-off-by: Asias He <asias@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index 9063c31df9e1352f05f2997d39dd1476dd8cd6dc..58ed683e04aefc942b7456fae4b9c6ba10f05a00 100644 (file)
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -192,6 +192,9 @@ static int fd_configure_device(struct se_device *dev)
                 * the smaller WRITE_SAME(10) only has a two-byte block count.
                 */
                dev->dev_attrib.max_write_same_len = 0xFFFF;
+
+               if (blk_queue_nonrot(q))
+                       dev->dev_attrib.is_nonrot = 1;
        } else {
                if (!(fd_dev->fbd_flags & FBDF_HAS_SIZE)) {
                        pr_err("FILEIO: Missing fd_dev_size="