* [merged mm-stable] rust-page-mark-page-nid-as-inline.patch removed from -mm tree
@ 2026-06-09 1:22 Andrew Morton
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From: Andrew Morton @ 2026-06-09 1:22 UTC (permalink / raw)
To: mm-commits, tmgross, ojeda, ljs, liam, gary, dakr, bjorn3_gh,
aliceryhl, a.hindborg, nakamura.shuta, akpm
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The quilt patch titled
Subject: rust: page: mark Page::nid as inline
has been removed from the -mm tree. Its filename was
rust-page-mark-page-nid-as-inline.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Nakamura Shuta <nakamura.shuta@gmail.com>
Subject: rust: page: mark Page::nid as inline
Date: Fri, 29 May 2026 17:53:16 +0900
When building the kernel, the following Rust symbol is generated:
$ nm vmlinux | grep ' _R'.*Page | rustfilt
<kernel::page::Page>::nid
`Page::nid` is a trivial wrapper around the C function `page_to_nid`. It
does not make sense to go through a trivial wrapper for this function, so
mark it inline.
This follows commit 878620c5a93a ("rust: page: optimize rust symbol
generation for Page"), which did the same for `alloc_page` and `drop`.
Link: https://github.com/Rust-for-Linux/linux/issues/1145
Link: https://lore.kernel.org/20260529085316.27432-1-nakamura.shuta@gmail.com
Signed-off-by: Nakamura Shuta <nakamura.shuta@gmail.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Cc: Andreas Hindborg <a.hindborg@kernel.org>
Cc: Björn Roy Baron <bjorn3_gh@protonmail.com>
Cc: Danilo Krummrich <dakr@kernel.org>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Trevor Gross <tmgross@umich.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
rust/kernel/page.rs | 1 +
1 file changed, 1 insertion(+)
--- a/rust/kernel/page.rs~rust-page-mark-page-nid-as-inline
+++ a/rust/kernel/page.rs
@@ -193,6 +193,7 @@ impl Page {
}
/// Get the node id containing this page.
+ #[inline]
pub fn nid(&self) -> i32 {
// SAFETY: Always safe to call with a valid page.
unsafe { bindings::page_to_nid(self.as_ptr()) }
_
Patches currently in -mm which might be from nakamura.shuta@gmail.com are
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2026-06-09 1:22 [merged mm-stable] rust-page-mark-page-nid-as-inline.patch removed from -mm tree Andrew Morton
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