3.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx> commit 6fc4d97a4987c5d247655a157a9377996626221a upstream. Blacklist queued TRIM on this drive for now. Reported-by: Stefan Keller <linux-list@xxxxxxxxxxxxxxxx> Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/ata/libata-core.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4243,6 +4243,8 @@ static const struct ata_blacklist_entry ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Samsung SSD 850 PRO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, /* * As defined, the DRAT (Deterministic Read After Trim) and RZAT -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html