rust: bug: add __rust_helper to helpers

Darksonn · ojeda · commit 7caeac0b382a · 2026-01-26T03:48:25.000+01:00
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> Link: https://patch.msgid.link/20260105-define-rust-helper-v2-3-51da5f454a67@google.com Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
diff --git a/rust/helpers/bug.c b/rust/helpers/bug.c
@@ -2,12 +2,12 @@
 
 #include <linux/bug.h>
 
-__noreturn void rust_helper_BUG(void)
+__rust_helper __noreturn void rust_helper_BUG(void)
 {
 	BUG();
 }
 
-bool rust_helper_WARN_ON(bool cond)
+__rust_helper bool rust_helper_WARN_ON(bool cond)
 {
 	return WARN_ON(cond);
 }

Original file line number	Diff line number	Diff line change
`@@ -2,12 +2,12 @@`
`2`	`2`
`3`	`3`	`#include <linux/bug.h>`
`4`	`4`
`5`		`-__noreturn void rust_helper_BUG(void)`
	`5`	`+__rust_helper __noreturn void rust_helper_BUG(void)`
`6`	`6`	`{`
`7`	`7`	`BUG();`
`8`	`8`	`}`
`9`	`9`
`10`		`-bool rust_helper_WARN_ON(bool cond)`
	`10`	`+__rust_helper bool rust_helper_WARN_ON(bool cond)`
`11`	`11`	`{`
`12`	`12`	`return WARN_ON(cond);`
`13`	`13`	`}`