Same problem, X61 Tablet. getting the same "* Not starting hdapsd: /sys/block/hda/queue/protect does not exist message", and "modprobe hdapsd" results in a "FATAL: Error inserting hdaps (/lib/modules/2.6.22-14-generic/kernel/drivers/hwmon/hdaps.ko): Operation not permitted"
also, something to look at: "/sys/block/hda/queue/protect does not exist", and the Thinkpad X61 Tablet has an SDA drive.
Same problem, X61 Tablet. getting the same "* Not starting hdapsd: /sys/block/ hda/queue/ protect does not exist message", and "modprobe hdapsd" results in a "FATAL: Error inserting hdaps (/lib/modules/ 2.6.22- 14-generic/ kernel/ drivers/ hwmon/hdaps. ko): Operation not permitted"
also, something to look at: "/sys/block/ hda/queue/ protect does not exist", and the Thinkpad X61 Tablet has an SDA drive.