README.md: update example usage

Now both examples/null and examples/loop uses clap for parsing command line, and there is also detailed command help. Signed-off-by: Ming Lei <[email protected]>
ublk-org · Oct 22, 2023 · 3c5f279 · 3c5f279
1 parent d14f5ae
commit 3c5f279
Showing 1 changed file with 3 additions and 5 deletions.
diff --git a/README.md b/README.md
@@ -116,13 +116,11 @@ queue's depth is 64.
 
 ### loop
 
--   add one loop ublk device
+  cargo run \--example loop help
 
-    cargo run \--example loop \-- add \${backing_file_path}
+### null
 
--   del one loop ublk device
-
-    cargo run \--example loop \-- del \[dev_id\]
+  cargo run \--example null help
 
 ## License