Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266682AbUF3OiT (ORCPT ); Wed, 30 Jun 2004 10:38:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266684AbUF3OiS (ORCPT ); Wed, 30 Jun 2004 10:38:18 -0400 Received: from sv1.valinux.co.jp ([210.128.90.2]:30957 "EHLO sv1.valinux.co.jp") by vger.kernel.org with ESMTP id S266682AbUF3OiR (ORCPT ); Wed, 30 Jun 2004 10:38:17 -0400 Date: Wed, 30 Jun 2004 23:33:50 +0900 (JST) Message-Id: <20040630.233350.74723167.taka@valinux.co.jp> To: arjanv@redhat.com Cc: iwamoto@valinux.co.jp, linux-kernel@vger.kernel.org, lhms-devel@lists.sourceforge.net, linux-mm@kvack.org Subject: Re: [Lhms-devel] Re: new memory hotremoval patch From: Hirokazu Takahashi In-Reply-To: <1088595151.2706.12.camel@laptop.fenrus.com> References: <20040630111719.EBACF70A92@sv1.valinux.co.jp> <1088595151.2706.12.camel@laptop.fenrus.com> X-Mailer: Mew version 2.2 on Emacs 20.7 / Mule 4.0 (HANANOEN) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 734 Lines: 24 Hello, > > Page "remapping" is a mechanism to free a specified page by copying the > > page content to a newly allocated replacement page and redirecting > > references to the original page to the new page. > > This was designed to reliably free specified pages, unlike the swapout > > code. > > are you 100% sure the locking is correct wrt O_DIRECT, AIO or futexes ?? Sure, it can handle that! And it can handle pages on RAMDISK and sysfs and so on. Thank you, Hirokazu Takahashi. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/