From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758534AbbIVSGV (ORCPT ); Tue, 22 Sep 2015 14:06:21 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:42960 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933553AbbIVRyD (ORCPT ); Tue, 22 Sep 2015 13:54:03 -0400 From: Kamal Mostafa To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: "Guillermo A. Amaral" , Tejun Heo , Kamal Mostafa Subject: [PATCH 3.19.y-ckt 078/102] Add factory recertified Crucial M500s to blacklist Date: Tue, 22 Sep 2015 10:52:14 -0700 Message-Id: <1442944358-1248-79-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1442944358-1248-1-git-send-email-kamal@canonical.com> References: <1442944358-1248-1-git-send-email-kamal@canonical.com> X-Extended-Stable: 3.19 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.19.8-ckt7 -stable review patch. If anyone has any objections, please let me know. ------------------ From: "Guillermo A. Amaral" commit 7a7184b01aa9deb86df661c6f7cbcf69a95b728c upstream. The Crucial M500 is known to have issues with queued TRIM commands, the factory recertified SSDs use a different model number naming convention which causes them to get ignored by the blacklist. The new naming convention boils down to: s/Crucial_/FC/ Signed-off-by: Guillermo A. Amaral Signed-off-by: Tejun Heo Signed-off-by: Kamal Mostafa --- drivers/ata/libata-core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index da7d05e..e097efe 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4256,6 +4256,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung SSD 8*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "FCCT*M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, /* devices that don't properly handle TRIM commands */ { "SuperSSpeed S238*", NULL, ATA_HORKAGE_NOTRIM, }, -- 1.9.1