>>>>> "Jeff" == Jeff Moyer <jmoyer@xxxxxxxxxx> writes: Jeff> TRIM/UNMAP isn't just supported on solid state devices, though. I Jeff> do recall some enterprise thinly provisioned storage that would Jeff> take ages to discard large regions. I think that caused us to Jeff> change the defaults for mkfs, right? I think those have largely been fixed. But, yes. -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html