linux-kernel - Re: [PATCH] x86/MCE/AMD: fix warning about sleep-in-atomic at early boot

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Message-ID: <20191107105310.GD19501@zn.tnic>
Date:   Thu, 7 Nov 2019 11:53:10 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
Cc:     Yazen Ghannam <Yazen.Ghannam@....com>,
        Tony Luck <tony.luck@...el.com>, linux-kernel@...r.kernel.org,
        linux-edac@...r.kernel.org, x86@...nel.org
Subject: Re: [PATCH] x86/MCE/AMD: fix warning about sleep-in-atomic at early
 boot

On Fri, Nov 01, 2019 at 04:39:17PM +0300, Konstantin Khlebnikov wrote:
> I tried 5.4 once but there was no warning.
> Code in 4.19 and in mainline almost the same.

Yes, but early boot code has changed a lot since 4.19. If you can't
trigger it on 5.4, then I'll drop the BUG splat from your commit message
and change it to talk about replacing the IPI-sending function, which is
a good cleanup in itself.

Thx.

-- 
Regards/Gruss,
    Boris.

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