More work on libata...  human-readable summary:
* scsi portion of command submission path now a lot more lightweight. 
Should reduce CPU usage a bit.
* improved documentation (see below)
* New SiS SATA driver.
* Promise: minor improvements in locking, error handling, and 
initialization.  Promise users, please test.
* Intel ICH5:  minor improvements in probing and combined mode handling. 
  Intel users, please test.

This is going to Linus after 2.6.5 is released.

BK repositories:
	http://gkernel.bkbits.net/libata-2.[46]

Patches:
http://www.kernel.org/pub/linux/kernel/people/jgarzik/libata/2.4.25-libata15.patch.bz2
http://www.kernel.org/pub/linux/kernel/people/jgarzik/libata/2.6.5-rc2-bk6-libata2.patch.bz2

And also, there are some PDF docs generated from the source code. 
Although this is always available via "make pdfdocs", I also post this 
document at
http://www.kernel.org/pub/linux/kernel/people/jgarzik/libata/libata.pdf


I have attached the short and long changelogs for the above patches, 
versus upstream 2.6.x.