Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp432455imu; Wed, 12 Dec 2018 20:45:02 -0800 (PST) X-Google-Smtp-Source: AFSGD/VEDE4H/fQQ6tpDt7P6Hwv5KyLC25FIz1kqxYyBYe0LJwAMW8chjg7awEwIfk5TRXAVUrYu X-Received: by 2002:a17:902:8ec9:: with SMTP id x9mr22542584plo.27.1544676302283; Wed, 12 Dec 2018 20:45:02 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544676302; cv=none; d=google.com; s=arc-20160816; b=i1BU1FzGVxlQ7oNI/rjP0JgODxb+iXYrhGLm0ljKctlt4songlAjcZoYH9N9IqL2+N bwA4fXHbMD73NqCdOx/QiHUWFo/4uPjEn3djY/WwY5QRU1l30qfxXA6UooSKCu7buzyK s7Qk7q4UiWOUuAZ8xKJ2yMHNohz9yIK25UqVDwvsuw4niR4TBY0Aup0VlbhqmS7A2OVE Y3CcDevL3g2s9S2JKMnMbvXY0QEXz3nPWqdl6Ut/0MpYS3gvDiY8IQRK6UPOFBK7Ffr2 8dR2/JZlNMG4cKyBBc2vKMK7ZkvvyXmt7A6TaAsdQP5w17NigoRlQR0wzklXn6w/elAe DCSA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=Ox/B+dFyGaNPXczUyGnQotld4WhdFuAaxMj69P2LDLc=; b=pHh+uxUTO7+55m0ZjXN+l/4cUtTCWMftcpYvMM4KdhBxH0bfVxS0HXIurRU15WIfCO OZkzbJ46J1k75g1zw6ZG1CpuBRw74NldxtQdmvTcSegsqTtJN3nWdPRHgjaY1V3TKxpj ImRF7yWncHSIcAU6rpgJ8JdnbIZB9oCXrmmNSifAeVkSQDwGWntcjlr4+3O+koOOt9qV E6sz7Azy8di1wM4uLp1FHyVwnMEf9qReuhuV3L+AoNvwpsg/ZkqCzBGD7nZQ1ok51m8F hY3pd0acmeWuXG3HDeUoA5uC8cg5KVyYZWxKTJvoYfwFCIg65GQkNCCdO4d95ShXErQx 89Jg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=A78FD+Xn; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id o13si617543pgp.540.2018.12.12.20.44.47; Wed, 12 Dec 2018 20:45:02 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=A78FD+Xn; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728928AbeLMEnl (ORCPT + 99 others); Wed, 12 Dec 2018 23:43:41 -0500 Received: from mail.kernel.org ([198.145.29.99]:44430 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727778AbeLMEbb (ORCPT ); Wed, 12 Dec 2018 23:31:31 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6AC3020880; Thu, 13 Dec 2018 04:31:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544675491; bh=zcVFQsBJm//PXr9672gD7MbE3Enr1GC23bju0v+agrU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A78FD+XnaPSV+kA5TovsqZpyyH3Y9j7mMbYGaOjLwVm/jYh/QLR6En0eWarKTg2+Y S9T6IoHSwYSmEJblqPcPf6yQsJhEcNdJlIhtnaXlBwYzW+N8Fg17oQp1oWJ0/7KcH2 pQ0cNi8cb3HyuFu+g939cuFOajSKT4NQCqJpcir4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Juha-Matti Tilli , Jens Axboe , Sasha Levin , linux-ide@vger.kernel.org Subject: [PATCH AUTOSEL 4.14 22/41] libata: whitelist all SAMSUNG MZ7KM* solid-state disks Date: Wed, 12 Dec 2018 23:30:35 -0500 Message-Id: <20181213043054.75891-22-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181213043054.75891-1-sashal@kernel.org> References: <20181213043054.75891-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Juha-Matti Tilli [ Upstream commit fd6f32f78645db32b6b95a42e45da2ddd6de0e67 ] These devices support read zero after trim (RZAT), as they advertise to the OS. However, the OS doesn't believe the SSDs unless they are explicitly whitelisted. Acked-by: Martin K. Petersen Signed-off-by: Juha-Matti Tilli Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- drivers/ata/libata-core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 6938bd86ff1c..04f406d7e973 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4593,6 +4593,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "SSD*INTEL*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "SAMSUNG*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "SAMSUNG*MZ7KM*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "ST[1248][0248]0[FH]*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, /* -- 2.19.1