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libata: force disable trim for SuperSSpeed S238

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This device loses blocks, often the partition table area, on trim.
Disable TRIM.
http://pcengines.ch/msata16a.htm

Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Arne Fitzenreiter 2015-07-15 13:54:37 +02:00 committed by Tejun Heo
parent 71d126fd28
commit cda57b1b05
1 changed files with 3 additions and 0 deletions
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drivers/ata/libata-core.c
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@ -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