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SubjectRe: [PATCH 09/15] arm64: keep .altinstructions and .altinstr_replacement
This patch can likely be taken regardless of the rest of the series.
It would be good to get additional review from the person who added
CONFIG_LD_DEAD_CODE_DATA_ELIMINATION maybe?

On Fri, Nov 3, 2017 at 10:11 AM, Sami Tolvanen <samitolvanen@google.com> wrote:
> Make sure the linker doesn't remove .altinstructions or
> .altinstr_replacement when CONFIG_LD_DEAD_CODE_DATA_ELIMINATION is
> enabled.
>
> Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
> ---
> arch/arm64/kernel/vmlinux.lds.S | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
> index 7da3e5c366a0..15479995869c 100644
> --- a/arch/arm64/kernel/vmlinux.lds.S
> +++ b/arch/arm64/kernel/vmlinux.lds.S
> @@ -138,11 +138,11 @@ SECTIONS
> . = ALIGN(4);
> .altinstructions : {
> __alt_instructions = .;
> - *(.altinstructions)
> + KEEP(*(.altinstructions))
> __alt_instructions_end = .;
> }
> .altinstr_replacement : {
> - *(.altinstr_replacement)
> + KEEP(*(.altinstr_replacement))
> }
>
> . = ALIGN(PAGE_SIZE);
> --
> 2.15.0.403.gc27cc4dac6-goog
>



--
Thanks,
~Nick Desaulniers

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