From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756935AbYDCVuv (ORCPT ); Thu, 3 Apr 2008 17:50:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760841AbYDCVuR (ORCPT ); Thu, 3 Apr 2008 17:50:17 -0400 Received: from nf-out-0910.google.com ([64.233.182.190]:59171 "EHLO nf-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760830AbYDCVuP (ORCPT ); Thu, 3 Apr 2008 17:50:15 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=from:to:subject:date:user-agent:cc:references:in-reply-to:mime-version:content-disposition:message-id:content-type:content-transfer-encoding; b=MVfBiWXGKM4v+dxuVscGkHlkxIUNd9iI8MWHoBeR4EQkcUt9pfvx/3nNh2miiAyImIGLZU/tJxJUHMdoJt06k/dpX+6rbEFa11ygqcz6JKvKKFCdeRW3nYn6Rc52NKcMaIbMsSrRWtlVCnyorhrbTC7abI5tNCcLozN6nu/yRdM= From: Bartlomiej Zolnierkiewicz To: Borislav Petkov Subject: Re: [PATCH 1/5] ide-tape: improve buffer allocation strategy Date: Thu, 3 Apr 2008 23:32:29 +0200 User-Agent: KMail/1.9.9 Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Borislav Petkov References: <1206812769-10065-1-git-send-email-petkovbb@gmail.com> <1206812769-10065-2-git-send-email-petkovbb@gmail.com> In-Reply-To: <1206812769-10065-2-git-send-email-petkovbb@gmail.com> MIME-Version: 1.0 Content-Disposition: inline Message-Id: <200804032332.29380.bzolnier@gmail.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Saturday 29 March 2008, Borislav Petkov wrote: > Instead of allocating pages for the buffer one by one, take advantage of the > buddy alloc system and request them 2^order at a time. This increases the chance > for bigger buffer parts to be contigious and reduces loop iteration count. While > at it, rename function __idetape_kmalloc_stage() to ide_tape_kmalloc_buffer(). > > Signed-off-by: Borislav Petkov applied patches #1-4