Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263026AbUC2QIw (ORCPT ); Mon, 29 Mar 2004 11:08:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262823AbUC2QIw (ORCPT ); Mon, 29 Mar 2004 11:08:52 -0500 Received: from mail4.speakeasy.net ([216.254.0.204]:58026 "EHLO mail4.speakeasy.net") by vger.kernel.org with ESMTP id S263138AbUC2QBR (ORCPT ); Mon, 29 Mar 2004 11:01:17 -0500 Message-Id: <6.0.1.1.0.20040329085820.0293aec0@no.incoming.mail> X-Mailer: QUALCOMM Windows Eudora Version 6.0.1.1 Date: Mon, 29 Mar 2004 09:01:10 -0700 To: Tomasz Rola From: Jeff Woods Subject: Re: who is merlin.fit.vutbr.cz? Cc: linux-kernel@vger.kernel.org In-Reply-To: References: <200403290108.i2T18T8d024595@work.bitmover.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 678 Lines: 17 At 3/29/2004 03:32 PM +0200, Tomasz Rola wrote: >BTW, if I understand correctly, to read something from the tree one >doesn't really need to lock it. Only writes should be locked. Locking on reads prevents getting a copy of the tree with half of someone else's changes that were written during your read. That gets more likely as the time it takes to read the entire tree increases. -- Jeff Woods - 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/