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

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Message-ID: <20140112170354.GC3655@pd.tnic>
Date:	Sun, 12 Jan 2014 18:03:54 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	"H. Peter Anvin" <hpa@...or.com>
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 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?

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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