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Message-ID: <20230727101926.GB18721@willie-the-truck>
Date: Thu, 27 Jul 2023 11:19:27 +0100
From: Will Deacon <will@...nel.org>
To: Jisheng Zhang <jszhang@...nel.org>
Cc: Catalin Marinas <catalin.marinas@....com>,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: vdso: remove two .altinstructions related symbols
On Thu, Jul 27, 2023 at 01:36:19AM +0800, Jisheng Zhang wrote:
> The two symbols __alt_instructions and __alt_instructions_end are not
> used, remove them.
>
> Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
> ---
> arch/arm64/kernel/vdso/vdso.lds.S | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S
> index 6028f1fe2d1c..45354f2ddf70 100644
> --- a/arch/arm64/kernel/vdso/vdso.lds.S
> +++ b/arch/arm64/kernel/vdso/vdso.lds.S
> @@ -50,9 +50,7 @@ SECTIONS
>
> . = ALIGN(4);
> .altinstructions : {
> - __alt_instructions = .;
> *(.altinstructions)
> - __alt_instructions_end = .;
> }
If we don't need the symbols, then why do we need this section at all?
Will
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