Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754573AbaG3WfE (ORCPT ); Wed, 30 Jul 2014 18:35:04 -0400 Received: from mail-vc0-f174.google.com ([209.85.220.174]:39401 "EHLO mail-vc0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752910AbaG3WfA (ORCPT ); Wed, 30 Jul 2014 18:35:00 -0400 MIME-Version: 1.0 In-Reply-To: <20140730205148.GA25256@lenny.home.zabbo.net> References: <1406752954-26158-1-git-send-email-xerofoify@gmail.com> <53D959D0.1020303@fb.com> <20140730205148.GA25256@lenny.home.zabbo.net> Date: Wed, 30 Jul 2014 18:34:59 -0400 Message-ID: Subject: Re: [PATCH] Remove certain calls for releasing page cache From: Nick Krause To: Zach Brown Cc: Josef Bacik , Chris Mason , "linux-btrfs@vger.kernel.org SYSTEM list:BTRFS FILE" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 30, 2014 at 4:51 PM, Zach Brown wrote: > On Wed, Jul 30, 2014 at 04:47:12PM -0400, Josef Bacik wrote: >> On 07/30/2014 04:42 PM, Nicholas Krause wrote: >> >This patch removes the lines for releasing the page cache in certain >> >files as this may aid in perfomance with writes in the compression >> >rountines of btrfs. Please note that this patch has not been tested >> >on my own hardware due to no compression based btrfs volumes of my >> >own. >> > >> >> http://37.media.tumblr.com/tumblr_m44v95k9Y11qjhgo6o1_250.gif > > https://www.youtube.com/watch?v=jVfkYZmXHAg > > - z Zach, Is there a reason for freeing the page cache as I seem to be missing why? Regards Nick -- 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/