From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.nokia.com ([192.100.105.134] helo=mgw-mx09.nokia.com) by bombadil.infradead.org with esmtps (Exim 4.68 #1 (Red Hat Linux)) id 1Kka7A-0001oM-Ae for linux-mtd@lists.infradead.org; Tue, 30 Sep 2008 07:57:48 +0000 Subject: Re: What is in ubifs-2.6.git From: Artem Bityutskiy To: linux-fsdevel@vger.kernel.org In-Reply-To: <1222766358-21886-1-git-send-email-dedekind@infradead.org> References: <1222766358-21886-1-git-send-email-dedekind@infradead.org> Content-Type: text/plain; charset=utf-8 Date: Tue, 30 Sep 2008 10:56:23 +0300 Message-Id: <1222761383.8051.5.camel@sauron> Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Cc: linux-mtd@lists.infradead.org, Adrian Hunter , linux-kernel@vger.kernel.org Reply-To: dedekind@infradead.org List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tue, 2008-09-30 at 12:18 +0300, Artem Bityutskiy wrote: > addresses. For example, if user-space asks to read page zero of a > file, and page 0-4 are in consecutive flash addressed, UBIFS reads > pages 0-4 and populates them to the Page Cache. Actually this example is a little wrong, because UBIFS starts doing bulk-read only if few pages were read sequentially before. So, user would have to read pages 0-3 sequentially, then UBIFS would start doing bulk-read for this inode. --=20 Best regards, Artem Bityutskiy (=D0=91=D0=B8=D1=82=D1=8E=D1=86=D0=BA=D0=B8=D0=B9 =D0=90= =D1=80=D1=82=D1=91=D0=BC) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Artem Bityutskiy Subject: Re: What is in ubifs-2.6.git Date: Tue, 30 Sep 2008 10:56:23 +0300 Message-ID: <1222761383.8051.5.camel@sauron> References: <1222766358-21886-1-git-send-email-dedekind@infradead.org> Reply-To: dedekind@infradead.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: linux-mtd@lists.infradead.org, Adrian Hunter , linux-kernel@vger.kernel.org To: linux-fsdevel@vger.kernel.org Return-path: Received: from smtp.nokia.com ([192.100.105.134]:20798 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750701AbYI3H5t convert rfc822-to-8bit (ORCPT ); Tue, 30 Sep 2008 03:57:49 -0400 In-Reply-To: <1222766358-21886-1-git-send-email-dedekind@infradead.org> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Tue, 2008-09-30 at 12:18 +0300, Artem Bityutskiy wrote: > addresses. For example, if user-space asks to read page zero of a > file, and page 0-4 are in consecutive flash addressed, UBIFS reads > pages 0-4 and populates them to the Page Cache. Actually this example is a little wrong, because UBIFS starts doing bulk-read only if few pages were read sequentially before. So, user would have to read pages 0-3 sequentially, then UBIFS would start doing bulk-read for this inode. --=20 Best regards, Artem Bityutskiy (=D0=91=D0=B8=D1=82=D1=8E=D1=86=D0=BA=D0=B8=D0=B9 =D0=90= =D1=80=D1=82=D1=91=D0=BC) -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html