Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 10 Apr 2001 02:34:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 10 Apr 2001 02:34:21 -0400 Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:20405 "EHLO fgwmail5.fujitsu.co.jp") by vger.kernel.org with ESMTP id ; Tue, 10 Apr 2001 02:34:06 -0400 Date: Tue, 10 Apr 2001 15:33:57 +0900 Message-ID: <66gdjmay.wl@frostrubin.open.nm.fujitsu.co.jp> From: Tachino Nobuhiro To: Linus Torvalds Cc: Tachino Nobuhiro , Kernel Mailing List Subject: Re: rw_semaphores In-Reply-To: In-Reply-To: User-Agent: Wanderlust/2.4.0 (Rio) EMY/1.13.9 (Art is long, life is short) SLIM/1.14.3 () APEL/10.2 MULE XEmacs/21.2 (beta46) (Urania) (i586-kondara-linux) 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 At Mon, 9 Apr 2001 22:43:53 -0700 (PDT), Linus Torvalds wrote: > The ordering is certainly possible, but if it happens, > __down_read_failed() won't actually sleep, because it will notice that the > value is positive and just return immediately. So it will do some > unnecessary work (add itself to the wait-queue only to remove itself > immediately again), but it will do the right thing. > > Linus > I understand. Thank you. - 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/