From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [take6 1/3] kevent: Core files. Date: Thu, 10 Aug 2006 23:38:26 -0700 (PDT) Message-ID: <20060810.233826.24610567.davem@davemloft.net> References: <20060811061535.GA11230@2ka.mipt.ru> <44DC22C1.1060200@redhat.com> <20060811063353.GC11230@2ka.mipt.ru> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: drepper@redhat.com, akpm@osdl.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, zach.brown@oracle.com Return-path: Received: from dsl027-180-168.sfo1.dsl.speakeasy.net ([216.27.180.168]:16555 "EHLO sunset.davemloft.net") by vger.kernel.org with ESMTP id S932114AbWHKGiR (ORCPT ); Fri, 11 Aug 2006 02:38:17 -0400 To: johnpol@2ka.mipt.ru In-Reply-To: <20060811063353.GC11230@2ka.mipt.ru> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Evgeniy Polyakov Date: Fri, 11 Aug 2006 10:33:53 +0400 > That requires mmap hacks to substitute pages in run-time without user > notifications. I do not expect it is a good solution, since on x86 it > requires full TLB flush (at least when I did it there were no exported > methods to flush separate addresses). You just need to provide a do_no_page method, the VM layer will take care of the page level flushing or whatever else might be needed.