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authorTejun Heo <tj@kernel.org>2018-05-08 14:21:56 -0700
committerTejun Heo <tj@kernel.org>2018-05-08 14:28:01 -0700
commit322579dcc865b94b47345ad1b6002ad167f85405 (patch)
tree694cca755f9ee3c94e14eee9d033436f6f65dbb6
parent0d74d872c3f8b9cb3d096fb932a063b43b37f188 (diff)
downloadlinux-322579dcc865b94b47345ad1b6002ad167f85405.tar.bz2
libata: Blacklist some Sandisk SSDs for NCQ
Sandisk SSDs SD7SN6S256G and SD8SN8U256G are regularly locking up regularly under sustained moderate load with NCQ enabled. Blacklist for now. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Dave Jones <davej@codemonkey.org.uk> Cc: stable@vger.kernel.org
-rw-r--r--drivers/ata/libata-core.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 68596bd4cf06..a2498f5cfb28 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4493,6 +4493,10 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
/* https://bugzilla.kernel.org/show_bug.cgi?id=15573 */
{ "C300-CTFDDAC128MAG", "0001", ATA_HORKAGE_NONCQ, },
+ /* Some Sandisk SSDs lock up hard with NCQ enabled. Reported on
+ SD7SN6S256G and SD8SN8U256G */
+ { "SanDisk SD[78]SN*G", NULL, ATA_HORKAGE_NONCQ, },
+
/* devices which puke on READ_NATIVE_MAX */
{ "HDS724040KLSA80", "KFAOA20N", ATA_HORKAGE_BROKEN_HPA, },
{ "WDC WD3200JD-00KLB0", "WD-WCAMR1130137", ATA_HORKAGE_BROKEN_HPA },