Merge tag 'docs-4.15-2' of git://git.lwn.net/linux

Pull documentation updates from Jonathan Corbet:
 "A few late-arriving docs updates that have no real reason to wait.

  There's a new "Co-Developed-by" tag described by Greg, and a build
  enhancement from Willy to generate docs warnings during a kernel build
  (but only when additional warnings have been requested in general)"

* tag 'docs-4.15-2' of git://git.lwn.net/linux:
  Add optional check for bad kernel-doc comments
  Documentation: fix profile= options in kernel-parameters.txt
  documentation/svga.txt: update outdated file
  kokr/memory-barriers.txt: Fix typo in paring example
  kokr/memory-barriers/txt: Replace uses of "transitive"
  Documentation/process: add Co-Developed-by: tag for patches with multiple authors

Documentation/admin-guide/kernel-parameters.txt

@@ -3246,13 +3246,15 @@
 			instead using the legacy FADT method
 
 	profile=	[KNL] Enable kernel profiling via /proc/profile
-			Format: [schedule,]<number>
+			Format: [<profiletype>,]<number>
+			Param: <profiletype>: "schedule", "sleep", or "kvm"
+				[defaults to kernel profiling]
 			Param: "schedule" - profile schedule points.
-			Param: <number> - step/bucket size as a power of 2 for
-				statistical time based profiling.
 			Param: "sleep" - profile D-state sleeping (millisecs).
 				Requires CONFIG_SCHEDSTATS
 			Param: "kvm" - profile VM exits.
+			Param: <number> - step/bucket size as a power of 2 for
+				statistical time based profiling.
 
 	prompt_ramdisk=	[RAM] List of RAM disks to prompt for floppy disk
 			before loading.