From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: [PATCH] libata: Apply NOLPM quirk for SanDisk SD7UB3Q*G1001 SSDs Date: Thu, 26 Apr 2018 14:09:52 -0700 Message-ID: <20180426210952.GU1911913@devbig577.frc2.facebook.com> References: <20180426203221.2683-1-hdegoede@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20180426203221.2683-1-hdegoede@redhat.com> Sender: stable-owner@vger.kernel.org To: Hans de Goede Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, "Richard W . M . Jones" List-Id: linux-ide@vger.kernel.org On Thu, Apr 26, 2018 at 10:32:21PM +0200, Hans de Goede wrote: > 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 Applied to libata/for-4.17-fixes. Thanks. -- tejun