From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: [PATCH 4/5] ide: Add support for TRIM Date: Wed, 08 Apr 2009 10:25:13 -0400 Message-ID: <49DCB3C9.9040809@rtr.ca> References: <1238683047-13588-1-git-send-email-willy@linux.intel.com> <1238683047-13588-2-git-send-email-willy@linux.intel.com> <1238683047-13588-3-git-send-email-willy@linux.intel.com> <1238683047-13588-4-git-send-email-willy@linux.intel.com> <49DB8B54.7050402@garzik.org> <49DB9422.5040702@rtr.ca> <20090407181033.GA2673@gentoox2.trippelsdorf.de> <49DBB071.6000105@rtr.ca> <20090408071404.GA2656@gentoox2.trippelsdorf.de> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:39200 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763155AbZDHOZQ (ORCPT ); Wed, 8 Apr 2009 10:25:16 -0400 In-Reply-To: <20090408071404.GA2656@gentoox2.trippelsdorf.de> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Markus Trippelsdorf Cc: Mark Lord , Jeff Garzik , Matthew Wilcox , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, Bartlomiej Zolnierkiewicz , David Woodhouse Markus Trippelsdorf wrote: > .. > The new firmware is out and looks promising: > > ########## Begin SSD TRIM output ########## > word21 bit10 = 1: support for the DATA SET MANAGEMENT is changeable. > word169 bit0 = 1: device supports the Trim bit of DATA SET MANAGEMENT command. > word69 bit14 = 1: Trim function of the DATA SET MANAGEMENT command supports determinate behavior. > ########## End SSD TRIM output ########## > > This is the output from a modified hdparm, that checks the relevant bits. .. I'll release hdparm-9.14 shortly, with reporting for the TRIM feature in the -I output. Cheers