Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422779AbWJLHOQ (ORCPT ); Thu, 12 Oct 2006 03:14:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422780AbWJLHOQ (ORCPT ); Thu, 12 Oct 2006 03:14:16 -0400 Received: from smtp.osdl.org ([65.172.181.4]:59584 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1422779AbWJLHOP (ORCPT ); Thu, 12 Oct 2006 03:14:15 -0400 Date: Thu, 12 Oct 2006 00:07:49 -0700 From: Andrew Morton To: Stephen Hemminger Cc: linux-kernel@vger.kernel.org, Stephane Eranian Subject: Re: [PATCH] Add carta_random32() library routine Message-Id: <20061012000749.be62f2e0.akpm@osdl.org> In-Reply-To: <20061011122938.7e81f4bc@freekitty> References: <200610111900.k9BJ01M4021853@hera.kernel.org> <452D4491.30806@garzik.org> <20061011122938.7e81f4bc@freekitty> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.17; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1430 Lines: 40 On Wed, 11 Oct 2006 12:29:38 -0700 Stephen Hemminger wrote: > On Wed, 11 Oct 2006 15:22:57 -0400 > Jeff Garzik wrote: > > > Linux Kernel Mailing List wrote: > > > commit e0ab2928cc2202f13f0574d4c6f567f166d307eb > > > tree 3df0b8e340b1a98cd8a2daa19672ff008e8fb7f9 > > > parent b611967de4dc5c52049676c4369dcac622a7cdfe > > > author Stephane Eranian 1160554905 -0700 > > > committer Linus Torvalds 1160590461 -0700 > > > > > > [PATCH] Add carta_random32() library routine > > > > > > This is a follow-up patch based on the review for perfmon2. This patch > > > adds the carta_random32() library routine + carta_random32.h header file. > > > > > > This is fast, simple, and efficient pseudo number generator algorithm. We > > > use it in perfmon2 to randomize the sampling periods. In this context, we > > > do not need any fancy randomizer. > > > > hrm, does this really warrant inclusion into every kernel build, on > > every platform? > > > > Jeff > > > > Wouldn't existing net_random() work? > It might do, but someone went and hid it in networking and nobody knew about it. Stephane? - 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/