From: Arne Fitzenreiter Date: Wed, 15 Jul 2015 11:54:37 +0000 (+0200) Subject: libata: force disable trim for SuperSSpeed S238 X-Git-Tag: v4.14-rc1~4845^2~10 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cda57b1b05cf7b8b99ab4b732bea0b05b6c015cc;p=platform%2Fkernel%2Flinux-rpi.git libata: force disable trim for SuperSSpeed S238 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 Cc: stable@vger.kernel.org --- diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 58a6db8f..ed2b218 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4239,6 +4239,9 @@ 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