On Fri, 2014-02-07 at 20:24 -0500, Martin K. Petersen wrote: > >>>>> "Kurt" == Kurt Miller <kurt@xxxxxxxxxxxxxxxxxxxxx> writes: > > Kurt> # hdparm -I /dev/sdc > > [...] > > I don't see any deterministic read after trim/read zero after trim > support on your drive. And I have a sneaking suspicion that those are > two of the fields that the LSI firmware looks at when deciding whether > to support logical block provisioning (in addition to support for the > DSM TRIM command). > I wonder how to bring this issue to LSI's attention? My cross flashed used controllers are out of support with LSI so I don't think I can get them to listen to me. >From a pricing perspective the Samsung 840 Pro looks interesting and is on LSI's supported list. Does anyone have one of these around and can check for deterministic read after trim? (hdparm -I /dev/sdc | grep TRIM). Thanks, -Kurt -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html