objtool-core-2021-06-28

and rewrite variable sized jump labels - which results in
slightly tighter code generation in hot paths, through the
use of short(er) NOPs.

Also a number of cleanups and fixes, and a change to the
generic include/linux/compiler.h to handle a s390 GCC quirk.

Signed-off-by: Ingo Molnar <mingo@kernel.org>