From: Alice Ryhl <aliceryhl@google.com>
To: rust-for-linux@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, Alice Ryhl <aliceryhl@google.com>,
Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: [PATCH v2 23/27] rust: uaccess: add __rust_helper to helpers
Date: Mon, 05 Jan 2026 12:42:36 +0000 [thread overview]
Message-ID: <20260105-define-rust-helper-v2-23-51da5f454a67@google.com> (raw)
In-Reply-To: <20260105-define-rust-helper-v2-0-51da5f454a67@google.com>
This is needed to inline these helpers into Rust code.
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
---
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
rust/helpers/uaccess.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/rust/helpers/uaccess.c b/rust/helpers/uaccess.c
index 4629b2d15529abf20d02352d587808b621749c61..d9625b9ee04669777e01af05034af35218557050 100644
--- a/rust/helpers/uaccess.c
+++ b/rust/helpers/uaccess.c
@@ -2,24 +2,26 @@
#include <linux/uaccess.h>
-unsigned long rust_helper_copy_from_user(void *to, const void __user *from,
- unsigned long n)
+__rust_helper unsigned long
+rust_helper_copy_from_user(void *to, const void __user *from, unsigned long n)
{
return copy_from_user(to, from, n);
}
-unsigned long rust_helper_copy_to_user(void __user *to, const void *from,
- unsigned long n)
+__rust_helper unsigned long
+rust_helper_copy_to_user(void __user *to, const void *from, unsigned long n)
{
return copy_to_user(to, from, n);
}
#ifdef INLINE_COPY_FROM_USER
+__rust_helper
unsigned long rust_helper__copy_from_user(void *to, const void __user *from, unsigned long n)
{
return _inline_copy_from_user(to, from, n);
}
+__rust_helper
unsigned long rust_helper__copy_to_user(void __user *to, const void *from, unsigned long n)
{
return _inline_copy_to_user(to, from, n);
--
2.52.0.351.gbe84eed79e-goog
next prev parent reply other threads:[~2026-01-05 12:43 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-05 12:42 [PATCH v2 00/27] Allow inlining C helpers into Rust when using LTO Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 01/27] rust: barrier: add __rust_helper to helpers Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 02/27] rust: blk: " Alice Ryhl
2026-01-07 10:53 ` Andreas Hindborg
2026-01-05 12:42 ` [PATCH v2 03/27] rust: bug: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 04/27] rust: clk: " Alice Ryhl
2026-02-07 2:14 ` Stephen Boyd
2026-01-05 12:42 ` [PATCH v2 05/27] rust: completion: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 06/27] rust: cpu: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 07/27] rust: cred: " Alice Ryhl
2026-01-07 1:25 ` Paul Moore
2026-01-07 1:29 ` Paul Moore
2026-01-07 6:53 ` Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 08/27] rust: err: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 09/27] rust: jump_label: " Alice Ryhl
2026-02-10 17:54 ` Miguel Ojeda
2026-02-10 20:26 ` Peter Zijlstra
2026-02-10 23:11 ` Miguel Ojeda
2026-01-05 12:42 ` [PATCH v2 10/27] rust: maple_tree: " Alice Ryhl
2026-01-05 15:09 ` Liam R. Howlett
2026-01-05 12:42 ` [PATCH v2 11/27] rust: mm: " Alice Ryhl
2026-01-05 15:10 ` Liam R. Howlett
2026-01-05 15:22 ` Lorenzo Stoakes
2026-01-05 12:42 ` [PATCH v2 12/27] rust: of: " Alice Ryhl
2026-01-12 16:26 ` Rob Herring
2026-01-05 12:42 ` [PATCH v2 13/27] rust: processor: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 14/27] rust: pwm: " Alice Ryhl
2026-01-05 17:09 ` Michal Wilczynski
2026-01-20 18:02 ` Uwe Kleine-König
2026-01-05 12:42 ` [PATCH v2 15/27] rust: rbtree: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 16/27] rust: rcu: " Alice Ryhl
2026-01-05 15:26 ` Joel Fernandes
2026-01-05 12:42 ` [PATCH v2 17/27] rust: refcount: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 18/27] rust: security: " Alice Ryhl
2026-01-07 1:29 ` Paul Moore
2026-01-05 12:42 ` [PATCH v2 19/27] rust: slab: " Alice Ryhl
2026-01-05 12:56 ` Danilo Krummrich
2026-01-05 13:06 ` Alice Ryhl
2026-01-05 17:04 ` Miguel Ojeda
2026-01-05 12:42 ` [PATCH v2 20/27] rust: sync: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 21/27] rust: task: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 22/27] rust: time: " Alice Ryhl
2026-01-05 12:42 ` Alice Ryhl [this message]
2026-01-05 12:42 ` [PATCH v2 24/27] rust: usb: " Alice Ryhl
2026-01-05 13:40 ` Daniel Almeida
2026-01-05 12:42 ` [PATCH v2 25/27] rust: wait: " Alice Ryhl
2026-01-05 12:42 ` [PATCH v2 26/27] rust: workqueue: " Alice Ryhl
2026-01-12 18:06 ` Tejun Heo
2026-01-05 12:42 ` [PATCH v2 27/27] rust: xarray: " Alice Ryhl
2026-01-05 15:26 ` Tamir Duberstein
2026-01-15 9:02 ` Andreas Hindborg
2026-01-05 15:41 ` [PATCH v2 00/27] Allow inlining C helpers into Rust when using LTO Boqun Feng
2026-01-26 5:08 ` Miguel Ojeda
2026-03-10 10:56 ` Miguel Ojeda
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