[3.16.y-ckt stable] Patch "libata: Blacklist queued TRIM on Samsung SSD 850 Pro" has been added to staging queue
Luis Henriques
luis.henriques at canonical.com
Thu May 28 10:56:25 UTC 2015
This is a note to let you know that I have just added a patch titled
libata: Blacklist queued TRIM on Samsung SSD 850 Pro
to the linux-3.16.y-queue branch of the 3.16.y-ckt extended stable tree
which can be found at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.16.y-queue
This patch is scheduled to be released in version 3.16.7-ckt13.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.16.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Luis
------
>From 88f3819605e414ba34c86aa0dd3dcc9c4784a041 Mon Sep 17 00:00:00 2001
From: "Martin K. Petersen" <martin.petersen at oracle.com>
Date: Fri, 27 Mar 2015 15:17:21 -0400
Subject: libata: Blacklist queued TRIM on Samsung SSD 850 Pro
commit 6fc4d97a4987c5d247655a157a9377996626221a upstream.
Blacklist queued TRIM on this drive for now.
Reported-by: Stefan Keller <linux-list at zahlenfresser.de>
Signed-off-by: Martin K. Petersen <martin.petersen at oracle.com>
Signed-off-by: Tejun Heo <tj at kernel.org>
[bwh: Backported to 3.16: adjust context and drop ZERO_AFTER_TRIM flag]
Signed-off-by: Ben Hutchings <ben at decadent.org.uk>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
drivers/ata/libata-core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8804fb879252..7d094261d8ca 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4229,6 +4229,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "Micron_M5[15]0*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM, },
{ "Crucial_CT*M550*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM, },
{ "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM, },
+ { "Samsung SSD 850 PRO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
/*
* Some WD SATA-I drives spin up and down erratically when the link
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