linux-kernel - Re: [PATCH AUTOSEL 5.4 13/14] gcov: clang: fix clang-11+ build

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Date:   Tue, 20 Apr 2021 10:11:44 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     Johannes Berg <johannes@...solutions.net>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "clang-built-linux@...glegroups.com" 
        <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH AUTOSEL 5.4 13/14] gcov: clang: fix clang-11+ build

On Tue, Apr 20, 2021 at 09:01:19AM +0200, Johannes Berg wrote:
>On Mon, 2021-04-19 at 20:44 +0000, Sasha Levin wrote:
>> From: Johannes Berg <johannes.berg@...el.com>
>>
>> [ Upstream commit 04c53de57cb6435738961dace8b1b71d3ecd3c39 ]
>>
>> With clang-11+, the code is broken due to my kvmalloc() conversion
>> (which predated the clang-11 support code) leaving one vmalloc() in
>> place.  Fix that.
>
>This patch might *apply* on 5.4 (and the other kernels you selected it
>for), but then I'm pretty sure it'll be broken, unless you also applied
>the various patches this was actually fixing (my kvmalloc conversion,
>and the clang-11 support).
>
>Also, Linus has (correctly) reverted this patch from mainline, it
>shouldn't have gone there in the first place, probably really should be
>squashed into my kvmalloc conversion patch that's in -mm now.
>
>Sorry if I didn't make that clear enough at the time.
>
>
>In any case, please drop this patch from all stable trees.

Will do, thanks!

-- 
Thanks,
Sasha