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Date: Wed, 27 Jan 2010 16:50:55 +0530 From: Ananth N Mavinakayanahalli <ananth@...ibm.com> To: Peter Zijlstra <peterz@...radead.org> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, Stephen Rothwell <sfr@...b.auug.org.au>, Kyle Moffett <kyle@...fetthome.net>, Arnaldo Carvalho de Melo <acme@...hat.com>, Fr??d??ric Weisbecker <fweisbec@...il.com>, Oleg Nesterov <oleg@...hat.com>, Steven Rostedt <rostedt@...dmis.org>, LKML <linux-kernel@...r.kernel.org>, Tom Tromey <tromey@...hat.com>, "Frank Ch. Eigler" <fche@...hat.com>, linux-next@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>, utrace-devel@...hat.com, Thomas Gleixner <tglx@...utronix.de>, avi@...hat.com Subject: Re: linux-next: add utrace tree On Wed, Jan 27, 2010 at 12:08:31PM +0100, Peter Zijlstra wrote: > On Wed, 2010-01-27 at 16:35 +0530, Ananth N Mavinakayanahalli wrote: > > Probing RIP-relative instructions work just fine; there are fixups that > > take care of it. > > Ah my bad then, it was my understanding you simply bailed on those. > > Just for my information, how large are the replacement sequences? The RIP relative instruction is transformed into indirect addressing mode using a scratch register. For details http://marc.info/?l=linux-kernel&m=126401936114639&w=2. Ananth -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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