Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  [libata] ahci: SB600 workaround is suspect... play it safe for now
  sata_promise: fix hardreset hotplug events, take 2
  libata: improve HPA error handling
  libata: assume no device is attached if both IDENTIFYs are aborted
  pata_it821x: use raw nbytes in check_atapi_dma
  libata: implement ata_qc_raw_nbytes()