*** This bug is a duplicate of bug 1338706 ***
https://bugs.launchpad.net/bugs/1338706
@arkibott
The patch does this.
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4228,6 +4228,7 @@ static const struct ata_blacklist_entry
ata_device_blacklist []
{ "Crucial_CT???M500SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
{ "Micron_M550*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
{ "Crucial_CT*M550SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
+ { "Samsung SSD 8*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, },
So barring any unexpected drive strings it should apply to all Samsung
8** SSD's.
The fix is not to disable trim or ncq completely, but only disables NCQ
trim.
The kernel looks "old" because kernels go through regression testing
before being pushed to end-users. The date you see is the build date.
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https://bugs.launchpad.net/bugs/1449005
Title:
trim does not work with Samsung 840 EVO after firmware update
(EXT0DB6Q)
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