linux-kernel - Re: [tip: objtool/urgent] objtool: Consolidate annotation macros

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Message-ID: <CAHk-=wibTBOrb+T67uBCuXXQxDNtsS_KdMQCvgorUC1CPdHwzA@mail.gmail.com>
Date: Wed, 3 Dec 2025 10:41:30 -0800
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Josh Poimboeuf <jpoimboe@...nel.org>
Cc: Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org, 
	linux-tip-commits@...r.kernel.org, x86@...nel.org
Subject: Re: [tip: objtool/urgent] objtool: Consolidate annotation macros

On Wed, 3 Dec 2025 at 09:46, Josh Poimboeuf <jpoimboe@...nel.org> wrote:
>
> So that mergeable thing is the only way to convince the toolchains to
> allow setting the section entsize

Ugh. What a horrid reason. That *should* be trivially done by just
having a linker script setting, but if one doesn't exist...

What are the actual entry sizes, though? Because maybe we could just
use alignment instead - which is trivially settable in the linker
script.

           Linus