| From: Tejun Heo <tj@kernel.org> |
| Date: Tue, 8 May 2018 14:21:56 -0700 |
| Subject: libata: Blacklist some Sandisk SSDs for NCQ |
| |
| 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> |
| Signed-off-by: Ben Hutchings <ben@decadent.org.uk> |
| --- |
| 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 }, |
