linux-kernel - Re: [PATCH] x86: vsmp: avoid link error with gcc -Og

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Message-ID: <CAK8P3a1D8p=WXb83bCTQ38VuKymAGQTYMoNx_Whg_yLJ3nyY2g@mail.gmail.com>
Date:   Mon, 5 Nov 2018 15:53:19 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
        Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: vsmp: avoid link error with gcc -Og

On 11/5/18, Thomas Gleixner <tglx@...utronix.de> wrote:
> Arnd,
>
> On Fri, 2 Nov 2018, Arnd Bergmann wrote:
>
>> When the compiler skips optimizations for ease of debugging,
>> teh vsmp_cap_cpus() function is not eliminated from the build
>> with CONFIG_PCI=n:
>
> thanks for that, but the code has other issues, which are addressed with
> this:
>
>
> https://lkml.kernel.org/r/1541404864-31603-1-git-send-email-eial@scalemp.com
>
> That should also solve the problem you've observed.

Ok, I've dropped my patch from my test tree, will let you know if
I see any other issues with the new patch applied.

      Arnd