From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with ESMTP id BF32B6B002D for ; Mon, 28 Nov 2011 10:01:41 -0500 (EST) Message-ID: <1322492478.2921.145.camel@twins> Subject: Re: [PATCH v7 3.2-rc2 9/30] uprobes: Background page replacement. From: Peter Zijlstra Date: Mon, 28 Nov 2011 16:01:18 +0100 In-Reply-To: <20111118110823.10512.74338.sendpatchset@srdronam.in.ibm.com> References: <20111118110631.10512.73274.sendpatchset@srdronam.in.ibm.com> <20111118110823.10512.74338.sendpatchset@srdronam.in.ibm.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Srikar Dronamraju Cc: Linus Torvalds , Oleg Nesterov , Andrew Morton , LKML , Linux-mm , Ingo Molnar , Andi Kleen , Christoph Hellwig , Steven Rostedt , Roland McGrath , Thomas Gleixner , Masami Hiramatsu , Arnaldo Carvalho de Melo , Anton Arapov , Ananth N Mavinakayanahalli , Jim Keniston , Stephen Wilson On Fri, 2011-11-18 at 16:38 +0530, Srikar Dronamraju wrote: >=20 > Provides Background page replacement by > - cow the page that needs replacement. > - modify a copy of the cowed page. > - replace the cow page with the modified page > - flush the page tables. >=20 > Also provides additional routines to read an opcode from a given virtual > address and for verifying if a instruction is a breakpoint instruction. You again/still lost the reason why we duplicate bits of mm/ksm.c here. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org