From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with ESMTP id DF8DC6B0071 for ; Sat, 19 Jun 2010 15:52:45 -0400 (EDT) Date: Sat, 19 Jun 2010 21:52:42 +0200 From: Andi Kleen Subject: Re: [PATCH] [31/31] HWPOISON: Add a madvise() injector for soft page offlining Message-ID: <20100619195242.GS18946@basil.fritz.box> References: <200912081016.198135742@firstfloor.org> <20091208211647.9B032B151F@basil.firstfloor.org> <20100619132055.GK18946@basil.fritz.box> <20100619133000.GL18946@basil.fritz.box> <20100619140933.GM18946@basil.fritz.box> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org To: Michael Kerrisk Cc: Andi Kleen , fengguang.wu@intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: > .TP > .BR MADV_SOFT_OFFLINE " (Since Linux 2.6.33) > Soft offline the pages in the range specified by > .I addr > and > .IR length . > This memory of each page in the specified range is copied to a new page, Actually there are some cases where it's also dropped if it's cached page. Perhaps better would be something more fuzzy like "the contents are preserved" > and the original page is offlined > (i.e., no longer used, and taken out of normal memory management). -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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/ . Don't email: email@kvack.org