[$] The first half of the 5.13 merge window

As of this writing, just over 7,800 non-merge commits have been pulled intothe mainline repository for the 5.13 development cycle. It does indeedseem true that 5.13 will be busier than its predecessor was. The workmerged thus far affects subsystems across the kernel; read on for a summaryof what has been merged so far.