From 5a01a6e9d6f4a24039ceec3f9a38b196395d096d Mon Sep 17 00:00:00 2001 From: Arne Fitzenreiter Date: Wed, 15 Jul 2015 13:54:37 +0200 Subject: [PATCH] libata: force disable trim for SuperSSpeed S238 commit cda57b1b05cf7b8b99ab4b732bea0b05b6c015cc upstream. This device loses blocks, often the partition table area, on trim. Disable TRIM. http://pcengines.ch/msata16a.htm Signed-off-by: Arne Fitzenreiter Signed-off-by: Tejun Heo Signed-off-by: Greg Kroah-Hartman --- drivers/ata/libata-core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 549191bf7899..41c99be9bd41 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4249,6 +4249,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "Samsung SSD 8*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, + /* devices that don't properly handle TRIM commands */ + { "SuperSSpeed S238*", NULL, ATA_HORKAGE_NOTRIM, }, + /* * As defined, the DRAT (Deterministic Read After Trim) and RZAT * (Return Zero After Trim) flags in the ATA Command Set are -- 2.50.1