linux-kernel - Re: [PATCH 4/5] objtool: Add per-function rate limiting for unreachable warnings

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Message-ID: <20230328081105.GD4253@hirez.programming.kicks-ass.net>
Date:   Tue, 28 Mar 2023 10:11:05 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Josh Poimboeuf <jpoimboe@...nel.org>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] objtool: Add per-function rate limiting for
 unreachable warnings

On Mon, Mar 27, 2023 at 09:00:47AM -0700, Josh Poimboeuf wrote:
> Unreachable instruction warnings are rate limited to once per object
> file.  That no longer makes sense for vmlinux validation, which might
> have other unreachable instructions lurking in other places.  Change it
> to once per function.

Do we want a negative option to disable this? --no-ratelimit or such?