Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262791AbUKRRiD (ORCPT ); Thu, 18 Nov 2004 12:38:03 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262805AbUKRR2z (ORCPT ); Thu, 18 Nov 2004 12:28:55 -0500 Received: from e3.ny.us.ibm.com ([32.97.182.103]:31113 "EHLO e3.ny.us.ibm.com") by vger.kernel.org with ESMTP id S262779AbUKRRQO (ORCPT ); Thu, 18 Nov 2004 12:16:14 -0500 In-Reply-To: To: Miklos Szeredi Cc: akpm@osdl.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, pavel@ucw.cz, torvalds@osdl.org MIME-Version: 1.0 Subject: Re: [PATCH] [Request for inclusion] Filesystem in Userspace X-Mailer: Lotus Notes Release 6.0.2CF1 June 9, 2003 Message-ID: From: Bryan Henderson Date: Thu, 18 Nov 2004 09:12:59 -0800 X-MIMETrack: Serialize by Router on D01ML604/01/M/IBM(Build V70_M2_07222004 Beta 2|July 22, 2004) at 11/18/2004 12:16:09, Serialize complete at 11/18/2004 12:16:09 Content-Type: text/plain; charset="US-ASCII" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 839 Lines: 20 > 1) not allowing share writable mappings >... >In the first case there will never be dirty data, since normal writes >go synchronously through the page cache. A normal write is a VFS write() call, I assume. While they're going through the page cache, the pages are dirty, right? Is it possible that FUSE needs more real memory after dirtying those pages in order to finish cleaning them? What about the 3rd case: private writable mapping? How does that work? -- Bryan Henderson IBM Almaden Research Center San Jose CA Filesystems - 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/