4.4-stable review patch. If anyone has any objections, please let me know.
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From: Tejun Heo tj@kernel.org
commit 322579dcc865b94b47345ad1b6002ad167f85405 upstream.
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/ata/libata-core.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4187,6 +4187,10 @@ static const struct ata_blacklist_entry /* 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 },