From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 740CB502D59; Thu, 17 Sep 2026 17:09:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789664991; cv=none; b=lsOx9GmJDnco4CopsMQBIM0Sjpnc3X1CsD2DojZa7K3IUxXdZg2T9AMrVkwwTqT1LrdFncfXuZwv1ksUvayp0qVCdB4WO99D+AF0/P/7j+6BQNCqPixGAjTXV6Z2lu/j/RTfMNyrvgEfJD1Z1ujEL6GOxB66066TXrgBjxe56Uw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789664991; c=relaxed/simple; bh=BCH2z+ZxkTj4Sc7dNddxH7qqMu81zEmrKlRMBhE2Yps=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=n8mZYKmZHPdHK4vS2YKgxS8K3MxdpRyRjqS7rDPGsbb32f+dmaxEuoiydX299dl73qgqrYba5ZhuINqWo8rUGhxBSxQLPtbYW/plrSlekCkpIv+Szsm1twmwYLg/wN1p0onpD5LDOo/Ta/Of9A2PFsDmrVzGsVUZja6ah0RBg2E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=UBv5v3Xb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="UBv5v3Xb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CC7C41F000FF; Thu, 17 Sep 2026 17:09:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1789664990; bh=IFwT44DUKrMLCc4unzGSxgfhQT5S2hAQfB3LbXPAgf4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=UBv5v3Xb2bcr1uy9rUjKsk1vu2Kr7faPaRWLvfmXKXl/2TF0Ef7N8Owdzki64He/K YkJyGMXWiilGcHRfCZi2LYSW1WVfulSEyH0duJ3awG8w99UPm7Vcq4o6mxzszhVoQe /uldUTzjnZ/ihCL80TXZ5XwvioFtTJjAlLij5uZc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Niklas Cassel , Damien Le Moal , Sasha Levin Subject: [PATCH 6.18 0554/1250] ata: libata-core: Disable LPM on some WD drives Date: Thu, 17 Sep 2026 16:05:49 +0100 Message-ID: <20260917151606.948912488@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260917151551.901433442@linuxfoundation.org> References: <20260917151551.901433442@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Niklas Cassel [ Upstream commit 356d8241cf3c7b07a4a491dbab43b5a41513ca86 ] According to a user report WDC WD100EFGX-68CPLN0 and WDC WD102KFBX-68M95N0 have problems with LPM. Closes: https://bugzilla.kernel.org/show_bug.cgi?id=220693 Signed-off-by: Niklas Cassel Signed-off-by: Damien Le Moal Signed-off-by: Sasha Levin --- drivers/ata/libata-core.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f0753f5e57a8e..ae1e5f82026c5 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4372,6 +4372,14 @@ static const struct ata_dev_quirks_entry __ata_dev_quirks[] = { { "WDC WD3000JD-*", NULL, ATA_QUIRK_WD_BROKEN_LPM }, { "WDC WD3200JD-*", NULL, ATA_QUIRK_WD_BROKEN_LPM }, + /* + * WD drives with LPM issues (irrespective of supported SATA speeds). + * (Unlike ATA_QUIRK_WD_BROKEN_LPM, which is only applied if the drive + * exposes SATA Gen1 speed support, and SATA Gen1 speed support only.) + */ + { "WDC WD100EFGX-68CPLN0", NULL, ATA_QUIRK_NOLPM }, + { "WDC WD102KFBX-68M95N0", NULL, ATA_QUIRK_NOLPM }, + /* * This sata dom device goes on a walkabout when the ATA_LOG_DIRECTORY * log page is accessed. Ensure we never ask for this log page with -- 2.53.0