On Mon, Jun 24, 2019 at 10:55:41AM +0100, Raphael Gault wrote:
> Until now, the section .altinstr_replacement wasn't marked as containing
> executable instructions on arm64. This patch changes that so that it is
> coherent with what is done on x86.
> 
> Signed-off-by: Raphael Gault <raphael.ga...@arm.com>
> ---
>  arch/arm64/include/asm/alternative.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/include/asm/alternative.h 
> b/arch/arm64/include/asm/alternative.h
> index b9f8d787eea9..e9e6b81e3eb4 100644
> --- a/arch/arm64/include/asm/alternative.h
> +++ b/arch/arm64/include/asm/alternative.h
> @@ -71,7 +71,7 @@ static inline void apply_alternatives_module(void *start, 
> size_t length) { }
>       ALTINSTR_ENTRY(feature,cb)                                      \
>       ".popsection\n"                                                 \
>       " .if " __stringify(cb) " == 0\n"                               \
> -     ".pushsection .altinstr_replacement, \"a\"\n"                   \
> +     ".pushsection .altinstr_replacement, \"ax\"\n"                  \
>       "663:\n\t"                                                      \
>       newinstr "\n"                                                   \
>       "664:\n\t"                                                      \

I guess that's an inconsistency we missed since the asm macro has "ax".

-- 
Catalin

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