linux-kernel - Re: [PATCH 5/5] x86, mpx: extend siginfo structure to include bound violation information

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Message-ID: <52D2CBAC.5020901@zytor.com>
Date:	Sun, 12 Jan 2014 09:06:52 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Borislav Petkov <bp@...en8.de>
CC:	Qiaowei Ren <qiaowei.ren@...el.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] x86, mpx: extend siginfo structure to include bound
 violation information

On 01/12/2014 09:03 AM, Borislav Petkov wrote:
> On Sun, Jan 12, 2014 at 08:49:21AM -0800, H. Peter Anvin wrote:
>> I saw a previous version of the code that did that, and it really
>> didn't work out well -- it ended up being more complex and slower.
> 
> I suspected as much.
> 
> But, we still probably should use the generic struct insn, insn_field,
> etc and act on them in mpx.c instead of defining our own mpx_insn,
> mpx_insn_field, X86_MODRM_MOD, etc in the header which are more or less
> copied from insn.h, right?
> 

That may be.

	-hpa

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