[$] 4.5 merge window part 3

As expected, Linus released the 4.5-rc1development kernel and closed the merge window for this cycle on January 24. Less than 2,000changes were pulled since last week'ssummary, but there were some significant changes to be found amongthem. Click below (subscribers only) for the final part of LWN's 4.5 mergewindow coverage.