linux-kernel - Re: [PATCH] objtool: Don't fail the kernel build on fatal errors

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Message-ID: <alpine.LSU.2.21.2101151239330.4375@pobox.suse.cz>
Date:   Fri, 15 Jan 2021 12:39:52 +0100 (CET)
From:   Miroslav Benes <mbenes@...e.cz>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
cc:     x86@...nel.org, linux-kernel@...r.kernel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Borislav Petkov <bp@...e.de>,
        Julien Thierry <jthierry@...hat.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>
Subject: Re: [PATCH] objtool: Don't fail the kernel build on fatal errors

On Thu, 14 Jan 2021, Josh Poimboeuf wrote:

> This is basically a revert of commit 644592d32837 ("objtool: Fail the
> kernel build on fatal errors").
> 
> That change turned out to be more trouble than it's worth.  Failing the
> build is an extreme measure which sometimes gets too much attention and
> blocks CI build testing.
> 
> These fatal-type warnings aren't yet as rare as we'd hope, due to the
> ever-increasing matrix of supported toolchains/plugins and their
> fast-changing nature as of late.
> 
> Also, there are more people (and bots) looking for objtool warnings than
> ever before, so such warnings not likely to be ignored for long.
> 
> Suggested-by: Nick Desaulniers <ndesaulniers@...gle.com>
> Signed-off-by: Josh Poimboeuf <jpoimboe@...hat.com>

Reviewed-by: Miroslav Benes <mbenes@...e.cz>

M