It's not an Ubuntu bug. It's linux-kernel hdd drivers bug.
Dell Inspiron 1501. AMD Sempron 3500+, Fujitsu 80 GB HDD, SATA.
hdparm /dev/sda /dev/sda: IO_support = 0 (default) 16-bit) HDIO_GET_UNMASKINTR failed: Inappropriate ioctl for device HDIO_GET_DMA failed: Inappropriate ioctl for device HDIO_GET_KEEPSETTINGS failed: Inappropriate ioctl for device
Just as you see, DMA support failed.
It's not an Ubuntu bug. It's linux-kernel hdd drivers bug.
Dell Inspiron 1501. AMD Sempron 3500+, Fujitsu 80 GB HDD, SATA.
hdparm /dev/sda UNMASKINTR failed: Inappropriate ioctl for device KEEPSETTINGS failed: Inappropriate ioctl for device
/dev/sda:
IO_support = 0 (default)
16-bit)
HDIO_GET_
HDIO_GET_DMA failed: Inappropriate ioctl for device
HDIO_GET_
Just as you see, DMA support failed.