libublk: examples/test: pass USER_COPY for null targets

Null target won't touch the request io buffer, so no need to let ublk driver handle the copy. Signed-off-by: Ming Lei <[email protected]>
ublk-org · Oct 13, 2023 · b701832 · b701832
1 parent 7186877
commit b701832
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Showing 3 changed files with 3 additions and 1 deletion.
diff --git a/examples/null.rs b/examples/null.rs
@@ -13,6 +13,7 @@ fn null_add(dev_id: i32, comp_batch: bool) {
         .nr_queues(2_u32)
         .id(dev_id)
         .dev_flags(dflags | UBLK_DEV_F_ADD_DEV)
+        .ctrl_flags(libublk::sys::UBLK_F_USER_COPY)
         .build()
         .unwrap();
 

diff --git a/examples/null_ll.rs b/examples/null_ll.rs
@@ -41,7 +41,7 @@ fn test_add(dev_id: i32) {
         nr_queues,
         64,
         512 << 10,
-        0,
+        libublk::sys::UBLK_F_USER_COPY as u64,
         UBLK_DEV_F_ADD_DEV | dflags,
     )
     .unwrap();

diff --git a/tests/basic.rs b/tests/basic.rs
@@ -13,6 +13,7 @@ mod tests {
             .depth(64_u32)
             .nr_queues(2_u32)
             .dev_flags(dev_flags)
+            .ctrl_flags(libublk::sys::UBLK_F_USER_COPY)
             .build()
             .unwrap();