linux-kernel - Re: [PATCH 1/1] x86/microcode: vsnprintf() might be unavailable

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Message-ID: <20150602162403.GD20576@pd.tnic>
Date:	Tue, 2 Jun 2015 18:24:03 +0200
From:	Borislav Petkov <bp@...e.de>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] x86/microcode: vsnprintf() might be unavailable

On Tue, Jun 02, 2015 at 05:56:43PM +0300, Andy Shevchenko wrote:
> On Intel CPUs with x32 kernels we call load_builtin_intel_microcode() from
> head_32.S on quite earlier stage. At that point sprintf() might be out of scope
> to be called.

Hrrm, I don't get that. How can sprintf() be out of scope?

Testing on 32-bit was successful here. How is x32 different?

Thanks.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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