From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030296AbWCULY0 (ORCPT ); Tue, 21 Mar 2006 06:24:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030299AbWCULYZ (ORCPT ); Tue, 21 Mar 2006 06:24:25 -0500 Received: from smtp.osdl.org ([65.172.181.4]:53955 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1030296AbWCULYZ (ORCPT ); Tue, 21 Mar 2006 06:24:25 -0500 Date: Tue, 21 Mar 2006 03:21:01 -0800 From: Andrew Morton To: Pekka Enberg Cc: dada1@cosmosbay.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] slab: optimize constant-size kzalloc calls Message-Id: <20060321032101.3a4014fe.akpm@osdl.org> In-Reply-To: <1142868958.11159.0.camel@localhost> References: <1142868958.11159.0.camel@localhost> X-Mailer: Sylpheed version 1.0.4 (GTK+ 1.2.10; i386-redhat-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 Pekka Enberg wrote: > > As suggested by Eric Dumazet, this patch optimizes kzalloc() calls > that pass a compile-time constant size. Logical. > Please note that the patch > increases kernel text slightly (~200 bytes for defconfig on x86) Why?