From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZrXcAyeiUeLGOHeIV3Qj86Tc/cQ1tfEjQLlVYO1dt2ZrizrN7T84/Opv813ZZGpU0RvxBow ARC-Seal: i=1; a=rsa-sha256; t=1526280652; cv=none; d=google.com; s=arc-20160816; b=EO8Z7cP2/XZwBBNU//IN3+3Wyqf0v13NI0Cupce3WAXTDEcIKqC+WMZXe0DPSgFZa8 AEm1o9rwg+wXUTrOAfqOxjN3HM3toHWoV83yRkJhLd7qukAqGx1cxDDHyGJwgcDatymy T458909dNSL7nJx7qDSCDssnDemAYvAsz2Nyrrmuzd7MgY/mPKDZnjbeqL7CUYNoi4m6 4LcQ1IMyze468UVnIkirmIsW26viQ8Kf80tRjQ6fKJJV3n4xj7JQK7DVkqBXO1Zj3T0W NjuKNiX09U6pvLujMwPGmZ8krcL8zTe/v9SWK3Rn5n41OAivyUCM0reJx8nb8HxHUQwJ 6Kug== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:arc-authentication-results; bh=0n49mFgtOGcg7cSLLzEyOwOlo9KHhjD+deMaOUvI0LI=; b=0h3BNa1UOzjuDJIaGWpIkC/3r5LO/eKj+2oRms7R1uG7x9vyTLjZXFMyGTnSiWk4c3 HDH1YLj5JR6TPoLDlf18V6nyIXKzEM7AyW0PxhCO8ZSwmAravKzpwL28stTZajDLuhhK X720gxxogM/57MUfdTlbg2eqfnxGNfF5KWsvyqosoFZets5x85yM6zY/zct5TOo+6eM2 4VLfluaVK13Bp2FFpuBk/216/IF9F7+lLANC2QIGQoFzcPvdPP1OwI2lopzb1D2AHMCx 3Rnr1ZUrmpUkoZ6wJt3hp3+nyu7Wi0EZ5O2PfJkc9A1LqmpCnXeXiByiL87QOK6STThG nCSg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=fuYIh1ma; spf=pass (google.com: domain of srs0=ywzk=ib=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=ywzk=IB=linuxfoundation.org=gregkh@kernel.org Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=fuYIh1ma; spf=pass (google.com: domain of srs0=ywzk=ib=linuxfoundation.org=gregkh@kernel.org designates 198.145.29.99 as permitted sender) smtp.mailfrom=SRS0=ywzk=IB=linuxfoundation.org=gregkh@kernel.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "Richard W.M. Jones" , Hans de Goede , Tejun Heo Subject: [PATCH 3.18 20/23] libata: Apply NOLPM quirk for SanDisk SD7UB3Q*G1001 SSDs Date: Mon, 14 May 2018 08:48:49 +0200 Message-Id: <20180514064704.897114401@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180514064704.046463679@linuxfoundation.org> References: <20180514064704.046463679@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1600421262061858656?= X-GMAIL-MSGID: =?utf-8?q?1600421262061858656?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Hans de Goede commit 184add2ca23ce5edcac0ab9c3b9be13f91e7b567 upstream. Richard Jones has reported that using med_power_with_dipm on a T450s with a Sandisk SD7UB3Q256G1001 SSD (firmware version X2180501) is causing the machine to hang. Switching the LPM to max_performance fixes this, so it seems that this Sandisk SSD does not handle LPM well. Note in the past there have been bug-reports about the following Sandisk models not working with min_power, so we may need to extend the quirk list in the future: name - firmware Sandisk SD6SB2M512G1022I - X210400 Sandisk SD6PP4M-256G-1006 - A200906 Cc: stable@vger.kernel.org Cc: Richard W.M. Jones Reported-and-tested-by: Richard W.M. Jones Signed-off-by: Hans de Goede Signed-off-by: Tejun Heo 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 @@ -4244,6 +4244,9 @@ static const struct ata_blacklist_entry ATA_HORKAGE_ZERO_AFTER_TRIM | ATA_HORKAGE_NOLPM, }, + /* Sandisk devices which are known to not handle LPM well */ + { "SanDisk SD7UB3Q*G1001", NULL, ATA_HORKAGE_NOLPM, }, + /* devices that don't properly handle queued TRIM commands */ { "Micron_M500_*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, },