add link to PAGE_SHIFT in C

Co-authored-by: Miguel Ojeda <[email protected]>
aiChaoSONG · Mar 2, 2021 · 3ec22aa · 3ec22aa
1 parent 41325ef
commit 3ec22aa
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
@@ -51,6 +51,8 @@ pub use crate::error::{Error, KernelResult};
 pub use crate::types::{CStr, Mode};
 
 /// Page size defined in terms of the `PAGE_SHIFT` macro from C.
+///
+/// [`PAGE_SHIFT`]: ../../../include/asm-generic/page.h
 pub const PAGE_SIZE: usize = 1 << bindings::PAGE_SHIFT;
 
 /// The top level entrypoint to implementing a kernel module.