Merge 5.10.1 into android-5.10

Changes in 5.10.1
	Revert "md: change mddev 'chunk_sectors' from int to unsigned"
	Revert "dm raid: fix discard limits for raid1 and raid10"
	Linux 5.10.1

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ifa253f67e0b25ec9a2afa77d5be98b77bc61b6a5