linux-kernel - Re: [PATCH v5 3.1.0-rc4-tip 8/26] x86: analyze instruction and determine fixups.

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Message-ID: <20110920181225.GA5149@infradead.org>
Date:	Tue, 20 Sep 2011 14:12:25 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Stefan Hajnoczi <stefanha@...ux.vnet.ibm.com>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Linux-mm <linux-mm@...ck.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Hugh Dickins <hughd@...gle.com>,
	Christoph Hellwig <hch@...radead.org>,
	Andi Kleen <andi@...stfloor.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jonathan Corbet <corbet@....net>,
	Oleg Nesterov <oleg@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jim Keniston <jkenisto@...ux.vnet.ibm.com>,
	Roland McGrath <roland@...k.frob.com>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 3.1.0-rc4-tip 8/26]   x86: analyze instruction and
 determine fixups.

On Tue, Sep 20, 2011 at 06:13:10PM +0100, Stefan Hajnoczi wrote:
> You've probably thought of this but it would be nice to skip XOL for
> nops.  This would be a common case with static probes (e.g. sdt.h) where
> the probe template includes a nop where we can easily plant int $0x3.

Do we now have sdt.h support for uprobes?  That's one of the killer
features that always seemed to get postponed.

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