On 9/2/20 10:32 AM, Tejun Heo wrote: > All three generations of Sandisk SSDs lock up hard intermittently. > Experiments showed that disabling NCQ lowered the failure rate significantly > and the kernel has been disabling NCQ for some models of SD7's and 8's, > which is obviously undesirable. > > Karthik worked with Sandisk to root cause the hard lockups to trim commands > larger than 128M. This patch implements ATA_HORKAGE_MAX_TRIM_128M which > limits max trim size to 128M and applies it to all three generations of > Sandisk SSDs. Applied for 5.9, thanks Tejun. -- Jens Axboe
