6 files changed, 29 insertions, 0 deletions
diff --git a/rust/bindings/bindings_helper.h b/rust/bindings/bindings_helper.h
index 5ea7b49f7dd9..a067038b4b42 100644
--- a/rust/bindings/bindings_helper.h
+++ b/rust/bindings/bindings_helper.h
@@ -82,6 +82,7 @@
 #include <linux/slab.h>
 #include <linux/task_work.h>
 #include <linux/tracepoint.h>
+#include <linux/usb.h>
 #include <linux/wait.h>
 #include <linux/workqueue.h>
 #include <linux/xarray.h>
diff --git a/rust/helpers/helpers.c b/rust/helpers/helpers.c
index 014f20df9148..79c72762ad9c 100644
--- a/rust/helpers/helpers.c
+++ b/rust/helpers/helpers.c
@@ -57,6 +57,7 @@
 #include "task.c"
 #include "time.c"
 #include "uaccess.c"
+#include "usb.c"
 #include "vmalloc.c"
 #include "wait.c"
 #include "workqueue.c"
diff --git a/rust/helpers/rbtree.c b/rust/helpers/rbtree.c
index 6d404b84a9b5..2a0eabbb4160 100644
--- a/rust/helpers/rbtree.c
+++ b/rust/helpers/rbtree.c
@@ -7,3 +7,13 @@ void rust_helper_rb_link_node(struct rb_node *node, struct rb_node *parent,
 {
 	rb_link_node(node, parent, rb_link);
 }
+
+struct rb_node *rust_helper_rb_first(const struct rb_root *root)
+{
+	return rb_first(root);
+}
+
+struct rb_node *rust_helper_rb_last(const struct rb_root *root)
+{
+	return rb_last(root);
+}
diff --git a/rust/helpers/uaccess.c b/rust/helpers/uaccess.c
index f49076f813cd..4629b2d15529 100644
--- a/rust/helpers/uaccess.c
+++ b/rust/helpers/uaccess.c
@@ -13,3 +13,15 @@ unsigned long rust_helper_copy_to_user(void __user *to, const void *from,
 {
 	return copy_to_user(to, from, n);
 }
+
+#ifdef INLINE_COPY_FROM_USER
+unsigned long rust_helper__copy_from_user(void *to, const void __user *from, unsigned long n)
+{
+	return _inline_copy_from_user(to, from, n);
+}
+
+unsigned long rust_helper__copy_to_user(void __user *to, const void *from, unsigned long n)
+{
+	return _inline_copy_to_user(to, from, n);
+}
+#endif
diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
index 6083dec1f190..f812cf120042 100644
--- a/rust/kernel/lib.rs
+++ b/rust/kernel/lib.rs
@@ -149,6 +149,8 @@ pub mod tracepoint;
 pub mod transmute;
 pub mod types;
 pub mod uaccess;
+#[cfg(CONFIG_USB = "y")]
+pub mod usb;
 pub mod workqueue;
 pub mod xarray;
 
diff --git a/rust/kernel/list.rs b/rust/kernel/list.rs
index 7355bbac16a7..8349ff32fc37 100644
--- a/rust/kernel/list.rs
+++ b/rust/kernel/list.rs
@@ -576,6 +576,9 @@ impl<T: ?Sized + ListItem<ID>, const ID: u64> List<T, ID> {
     /// This returns `None` if the item is not in the list. (Note that by the safety requirements,
     /// this means that the item is not in any list.)
     ///
+    /// When using this method, be careful with using `mem::take` on the same list as that may
+    /// result in violating the safety requirements of this method.
+    ///
     /// # Safety
     ///
     /// `item` must not be in a different linked list (with the same id).