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| author | Arne Fitzenreiter <arne_f@ipfire.org> | 2015-07-15 13:54:37 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-03 09:29:04 -0700 |
| commit | 5a01a6e9d6f4a24039ceec3f9a38b196395d096d (patch) | |
| tree | 1c458095988cb99abc9f59c7385f175dea4d02ab /drivers/ata | |
| parent | 5f5cc9ddc13efb5f1d2797e9b8df1d4c6e97296b (diff) | |
| download | lwn-5a01a6e9d6f4a24039ceec3f9a38b196395d096d.tar.gz lwn-5a01a6e9d6f4a24039ceec3f9a38b196395d096d.zip | |
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 <arne_f@ipfire.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
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 |