2022-07-01 04:00:19

by Chen Zhongjin

Subject: [PATCH] arm64: compat: Move sigreturn32.S to .rodata section

Kuser code should be inside .rodata. sigreturn32.S is splited
from kuser32.S, the code in .text section is never executed.

Move it to .rodata.

Signed-off-by: Chen Zhongjin <[email protected]>
---
arch/arm64/kernel/sigreturn32.S | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm64/kernel/sigreturn32.S b/arch/arm64/kernel/sigreturn32.S
index 475d30d471ac..ccbd4aab4ba4 100644
--- a/arch/arm64/kernel/sigreturn32.S
+++ b/arch/arm64/kernel/sigreturn32.S
@@ -15,6 +15,7 @@

#include <asm/unistd.h>

+ .section .rodata
.globl __aarch32_sigret_code_start
__aarch32_sigret_code_start:

--
2.17.1

2022-07-01 16:05:19

by Will Deacon

Subject: Re: [PATCH] arm64: compat: Move sigreturn32.S to .rodata section

On Fri, 1 Jul 2022 11:54:56 +0800, Chen Zhongjin wrote:
> Kuser code should be inside .rodata. sigreturn32.S is splited
> from kuser32.S, the code in .text section is never executed.
>
> Move it to .rodata.
>
>

Applied to arm64 (for-next/vdso), thanks!

[1/1] arm64: compat: Move sigreturn32.S to .rodata section
https://git.kernel.org/arm64/c/d9b728f8600b

Cheers,
--
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev