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Message-ID: <lsq.1439201551.4501475@decadent.org.uk>
Date: Mon, 10 Aug 2015 12:12:31 +0200
From: Ben Hutchings <ben@...adent.org.uk>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC: akpm@...ux-foundation.org, "Tejun Heo" <tj@...nel.org>,
"Arne Fitzenreiter" <arne_f@...ire.org>
Subject: [PATCH 3.2 086/110] libata: force disable trim for SuperSSpeed S238
3.2.71-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Arne Fitzenreiter <arne_f@...ire.org>
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@...ire.org>
Signed-off-by: Tejun Heo <tj@...nel.org>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
drivers/ata/libata-core.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4155,6 +4155,9 @@ static const struct ata_blacklist_entry
{ "PIONEER DVD-RW DVR-212D", NULL, ATA_HORKAGE_NOSETXFER },
{ "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER },
+ /* devices that don't properly handle TRIM commands */
+ { "SuperSSpeed S238*", NULL, ATA_HORKAGE_NOTRIM, },
+
/*
* Some WD SATA-I drives spin up and down erratically when the link
* is put into the slumber mode. We don't have full list of the
--
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