From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:54082 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753320AbeDFNZ0 (ORCPT ); Fri, 6 Apr 2018 09:25:26 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kai-Heng Feng , Tejun Heo Subject: [PATCH 3.18 07/93] libata: disable LPM for Crucial BX100 SSD 500GB drive Date: Fri, 6 Apr 2018 15:22:36 +0200 Message-Id: <20180406084225.300910940@linuxfoundation.org> In-Reply-To: <20180406084224.918716300@linuxfoundation.org> References: <20180406084224.918716300@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Kai-Heng Feng commit b17e5729a630d8326a48ec34ef02e6b4464a6aef upstream. After Laptop Mode Tools starts to use min_power for LPM, a user found out Crucial BX100 SSD can't get mounted. Crucial BX100 SSD 500GB drive don't work well with min_power. This also happens to med_power_with_dipm. So let's disable LPM for Crucial BX100 SSD 500GB drive. BugLink: https://bugs.launchpad.net/bugs/1726930 Signed-off-by: Kai-Heng Feng Signed-off-by: Tejun Heo Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman --- drivers/ata/libata-core.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4225,6 +4225,9 @@ static const struct ata_blacklist_entry { "PIONEER DVD-RW DVR-212D", NULL, ATA_HORKAGE_NOSETXFER }, { "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER }, + /* Crucial BX100 SSD 500GB has broken LPM support */ + { "CT500BX100SSD1", "MU02", ATA_HORKAGE_NOLPM }, + /* The 512GB version of the MX100 has both queued TRIM and LPM issues */ { "Crucial_CT512MX100*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM |