Re: [PATCH] libata: Apply NOLPM quirk for SanDisk SD7UB3Q*G1001 SSDs
From: Tejun Heo
Date: Thu Apr 26 2018 - 17:10:02 EST
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@xxxxxxxxxxxxxxx
> Cc: Richard W.M. Jones <rjones@xxxxxxxxxx>
> Reported-and-tested-by: Richard W.M. Jones <rjones@xxxxxxxxxx>
> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Applied to libata/for-4.17-fixes.