From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755593Ab0CKS3y (ORCPT ); Thu, 11 Mar 2010 13:29:54 -0500 Received: from mail-iw0-f182.google.com ([209.85.223.182]:60719 "EHLO mail-iw0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755520Ab0CKS3o (ORCPT ); Thu, 11 Mar 2010 13:29:44 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=X6QrJ2UOJGns4+2XTuHDXXaiETW4J7FKud/5HTPzkWVjzIiI8fjdxllXhJUPlmA263 yqDTymMU4Q28n8vyiBPfTAg7hdcyG76ZKOpv3uhJm/E2qm7uphBdtxjp7PO2xhYL503c /8RSHXxKvDW+aFfUE6aA6aVoJEgjl58/Efzvw= MIME-Version: 1.0 In-Reply-To: <4B8FC6AC.4060801@teksavvy.com> References: <20100303224245.ae8d1f7a.akpm@linux-foundation.org> <87f94c371003040617t4a4fcd0dt1c9fc0f50e6002c4@mail.gmail.com> <4B8FC6AC.4060801@teksavvy.com> Date: Thu, 11 Mar 2010 13:29:43 -0500 Message-ID: <87f94c371003111029s7c7daebgf691ab11e6bdda25@mail.gmail.com> Subject: Re: Linux kernel - Libata bad block error handling to user mode program From: Greg Freemyer To: Mark Lord Cc: Andrew Morton , foo saa , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Jens Axboe , linux-mm@kvack.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > But really.. isn't "hdparm --security-erase NULL /dev/sdX" good enough ??? > This thread seems to have died off. If there is a real problem, I hope it picks back up. Mark, as to your question the few times I've tried that the bios on the test machine blocked the command. So it may have some specific utility, but it's a not a generic solution in my mind. Greg