SNTFileInfo: More speed-ups in hashing, use RDAHEAD, don't use NOCACHE, catch EINTR.
SNTFileInfo: More speed-ups in hashing, use RDAHEAD, don't use NOCACHE, catch EINTR.

russellhancox/santa,google/santa,google/santa,google/santa,russellhancox/santa,russellhancox/santa,tburgin/santa,tburgin/santa,tburgin/santa