linux-kernel - [PATCH v3 4/6] rust: list: use fully qualified path

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Message-Id: <20250423-list-no-offset-v3-4-9d0c2b89340e@gmail.com>
Date: Wed, 23 Apr 2025 12:30:05 -0400
From: Tamir Duberstein <tamird@...il.com>
To: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>, 
 Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
 Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
 Benno Lossin <benno.lossin@...ton.me>, 
 Andreas Hindborg <a.hindborg@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, 
 Trevor Gross <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>, 
 Bjorn Helgaas <bhelgaas@...gle.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 "Rafael J. Wysocki" <rafael@...nel.org>
Cc: rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-pci@...r.kernel.org, Tamir Duberstein <tamird@...il.com>
Subject: [PATCH v3 4/6] rust: list: use fully qualified path

Use a fully qualified path rooted at `$crate` rather than relying on
imports in the invoking scope.

Signed-off-by: Tamir Duberstein <tamird@...il.com>
---
 rust/kernel/list/impl_list_item_mod.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/rust/kernel/list/impl_list_item_mod.rs b/rust/kernel/list/impl_list_item_mod.rs
index d79bebb363ce..3f6cd1b090a7 100644
--- a/rust/kernel/list/impl_list_item_mod.rs
+++ b/rust/kernel/list/impl_list_item_mod.rs
@@ -4,8 +4,6 @@

 //! Helpers for implementing list traits safely.

-use crate::list::ListLinks;
-
 /// Declares that this type has a `ListLinks<ID>` field at a fixed offset.
 ///
 /// This trait is only used to help implement `ListItem` safely. If `ListItem` is implemented
@@ -27,14 +25,14 @@ pub unsafe trait HasListLinks<const ID: u64 = 0> {
     ///
     /// The provided pointer must point at a valid struct of type `Self`.
     ///
-    /// [`ListLinks<T, ID>`]: ListLinks
+    /// [`ListLinks<T, ID>`]: crate::list::ListLinks
     // We don't really need this method, but it's necessary for the implementation of
     // `impl_has_list_links!` to be correct.
     #[inline]
-    unsafe fn raw_get_list_links(ptr: *mut Self) -> *mut ListLinks<ID> {
+    unsafe fn raw_get_list_links(ptr: *mut Self) -> *mut crate::list::ListLinks<ID> {
         // SAFETY: The caller promises that the pointer is valid. The implementer promises that the
         // `OFFSET` constant is correct.
-        unsafe { (ptr as *mut u8).add(Self::OFFSET) as *mut ListLinks<ID> }
+        unsafe { (ptr as *mut u8).add(Self::OFFSET) as *mut crate::list::ListLinks<ID> }
     }
 }

@@ -222,7 +220,9 @@ unsafe fn prepare_to_insert(me: *const Self) -> *mut $crate::list::ListLinks<$nu
             //   this value is not in a list.
             unsafe fn view_links(me: *const Self) -> *mut $crate::list::ListLinks<$num> {
                 // SAFETY: The caller promises that `me` points at a valid value of type `Self`.
-                unsafe { <Self as HasListLinks<$num>>::raw_get_list_links(me.cast_mut()) }
+                unsafe {
+                    <Self as $crate::list::HasListLinks<$num>>::raw_get_list_links(me.cast_mut())
+                }
             }

             // This function is also used as the implementation of `post_remove`, so the caller

-- 
2.49.0