From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergei Shtylyov Subject: Re: [PATCH 3/5] ata: Add TRIM infrastructure Date: Thu, 02 Apr 2009 20:32:56 +0400 Message-ID: <49D4E8B8.5000301@ru.mvista.com> 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> <49D4DFFB.8070201@ru.mvista.com> <20090402161835.GN2661@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from h155.mvista.com ([63.81.120.155]:10081 "EHLO imap.sh.mvista.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1752337AbZDBQc0 (ORCPT ); Thu, 2 Apr 2009 12:32:26 -0400 In-Reply-To: <20090402161835.GN2661@linux.intel.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Matthew Wilcox Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, jgarzik@redhat.com, David Woodhouse Matthew Wilcox wrote: >> I wonder where to read about the word 169 and commnand 0x06... what's >>it all about? > It's in d2015r1-ATAATAPI_Command_Set_-_2_ACS-2.pdf which can be found on > the t13 website. But since neither ATA/PI-7 nor ATA/PI-8 mention neither the word nor command, why your validity check requires only ATA/PI-7+ compliance? MBR, Sergei