From: <gregkh@linuxfoundation.org>
To: arne_f@ipfire.org, gregkh@linuxfoundation.org, tj@kernel.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "libata: force disable trim for SuperSSpeed S238" has been added to the 4.1-stable tree
Date: Wed, 29 Jul 2015 17:25:53 -0700 [thread overview]
Message-ID: <1438215953140146@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
libata: force disable trim for SuperSSpeed S238
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
libata-force-disable-trim-for-supersspeed-s238.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From cda57b1b05cf7b8b99ab4b732bea0b05b6c015cc Mon Sep 17 00:00:00 2001
From: Arne Fitzenreiter <arne_f@ipfire.org>
Date: Wed, 15 Jul 2015 13:54:37 +0200
Subject: libata: force disable trim for SuperSSpeed S238
From: Arne Fitzenreiter <arne_f@ipfire.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@ipfire.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/ata/libata-core.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4249,6 +4249,9 @@ static const struct ata_blacklist_entry
{ "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
Patches currently in stable-queue which might be from arne_f@ipfire.org are
queue-4.1/libata-force-disable-trim-for-supersspeed-s238.patch
queue-4.1/libata-add-ata_horkage_notrim.patch
reply other threads:[~2015-07-30 0:25 UTC|newest]
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