Re: [PATCH] LoongArch: Disable executable stack by default

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On Tue, 2022-07-26 at 21:02 +0800, Huacai Chen wrote:
> Disable executable stack for LoongArch by default, as all modern
> architectures do.

Should this be a 5.19 fix?  IIUC after the first release we'll be
impossible to change it because it would "break userspace".

Note that 5.19 release is scheduled this weekend.

> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>
> ---
>  arch/loongarch/include/asm/elf.h | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/loongarch/include/asm/elf.h
> b/arch/loongarch/include/asm/elf.h
> index f3960b18a90e..5f3ff4781fda 100644
> --- a/arch/loongarch/include/asm/elf.h
> +++ b/arch/loongarch/include/asm/elf.h
> @@ -288,8 +288,6 @@ struct arch_elf_state {
>         .interp_fp_abi = LOONGARCH_ABI_FP_ANY,  \
>  }
>  
> -#define elf_read_implies_exec(ex, exec_stk) (exec_stk ==
> EXSTACK_DEFAULT)
> -
>  extern int arch_elf_pt_proc(void *ehdr, void *phdr, struct file *elf,
>                             bool is_interp, struct arch_elf_state
> *state);
>  

-- 
Xi Ruoyao <xry111@xxxxxxxxxxx>
School of Aerospace Science and Technology, Xidian University




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