Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 16 Jul 2002 22:53:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 16 Jul 2002 22:53:57 -0400 Received: from pD952AE51.dip.t-dialin.net ([217.82.174.81]:12951 "EHLO hawkeye.luckynet.adm") by vger.kernel.org with ESMTP id ; Tue, 16 Jul 2002 22:53:56 -0400 Date: Tue, 16 Jul 2002 20:54:54 -0600 (MDT) From: Thunder from the hill X-X-Sender: thunder@hawkeye.luckynet.adm To: Elladan cc: Alan Cox , Zack Weinberg , Subject: Re: close return value (was Re: [ANNOUNCE] Ext3 vs Reiserfs benchmarks) In-Reply-To: <20020717022252.GA30570@eskimo.com> Message-ID: X-Location: Dorndorf; Germany MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 926 Lines: 28 Hi, On Tue, 16 Jul 2002, Elladan wrote: > Two threads share the file descriptor table. > > 1. Thread 1 performs close() on a file descriptor. close fails. > 2. Thread 2 performs open(). > * 3. Thread 1 performs close() again, just to make sure. Thread 2 shouldn't be able to reuse a currently open fd. This application design is seriously broken. Regards, Thunder -- (Use http://www.ebb.org/ungeek if you can't decode) ------BEGIN GEEK CODE BLOCK------ Version: 3.12 GCS/E/G/S/AT d- s++:-- a? C++$ ULAVHI++++$ P++$ L++++(+++++)$ E W-$ N--- o? K? w-- O- M V$ PS+ PE- Y- PGP+ t+ 5+ X+ R- !tv b++ DI? !D G e++++ h* r--- y- ------END GEEK CODE BLOCK------ - 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/