From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4D75C433F5 for ; Mon, 18 Apr 2022 13:47:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244904AbiDRNt4 (ORCPT ); Mon, 18 Apr 2022 09:49:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244967AbiDRNsp (ORCPT ); Mon, 18 Apr 2022 09:48:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A306C33A1F; Mon, 18 Apr 2022 06:01:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1706360B35; Mon, 18 Apr 2022 13:01:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 120D6C385A1; Mon, 18 Apr 2022 13:01:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650286879; bh=nLTb8cVk54NYUvxJo3sCKn6CKhUaBxzuzBw9kiWXymM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wuuDBBCt5JtoJibTwKAIRXt7cIri8x4NwrP0/DPY25xjry4PONeD+55Y7n3GuVlvB Go7+Me8zc9gr2iIsYjGS77RPlCA4WNr62c2UEdbPAYPT0iLMu6TG6KHgNWDfZOlZ3x 42yrkLjk1gS388MQGrJhIO6V1P5nbq885D7wqN0Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Christian Lamparter , Damien Le Moal , Sasha Levin Subject: [PATCH 4.14 274/284] ata: libata-core: Disable READ LOG DMA EXT for Samsung 840 EVOs Date: Mon, 18 Apr 2022 14:14:15 +0200 Message-Id: <20220418121220.769084051@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121210.689577360@linuxfoundation.org> References: <20220418121210.689577360@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Christian Lamparter [ Upstream commit 5399752299396a3c9df6617f4b3c907d7aa4ded8 ] Samsung' 840 EVO with the latest firmware (EXT0DB6Q) locks up with the a message: "READ LOG DMA EXT failed, trying PIO" during boot. Initially this was discovered because it caused a crash with the sata_dwc_460ex controller on a WD MyBook Live DUO. The reporter "Tice Rex" which has the unique opportunity that he has two Samsung 840 EVO SSD! One with the older firmware "EXT0BB0Q" which booted fine and didn't expose "READ LOG DMA EXT". But the newer/latest firmware "EXT0DB6Q" caused the headaches. BugLink: https://github.com/openwrt/openwrt/issues/9505 Signed-off-by: Christian Lamparter Signed-off-by: Damien Le Moal Signed-off-by: Sasha Levin --- drivers/ata/libata-core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 791374199e22..d3a7b3bb5043 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4588,6 +4588,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Samsung SSD 840 EVO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_NO_DMA_LOG | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung SSD 840*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung SSD 850*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | -- 2.35.1