objtool: Add CONFIG_STACK_VALIDATION option
authorJosh Poimboeuf <jpoimboe@redhat.com>
Mon, 29 Feb 2016 04:22:42 +0000 (22:22 -0600)
committerIngo Molnar <mingo@kernel.org>
Mon, 29 Feb 2016 07:35:13 +0000 (08:35 +0100)
commitb9ab5ebb14ec389bd80f66613f1fe3f8f65f2521
treee7c31bac2c2bec5e8b3b2192b4f116c0204eb015
parent442f04c34a1a467759d024a1d2c1df0f744dcb06
objtool: Add CONFIG_STACK_VALIDATION option

Add a CONFIG_STACK_VALIDATION option which will run "objtool check" for
each .o file to ensure the validity of its stack metadata.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Chris J Arges <chris.j.arges@canonical.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Pedro Alves <palves@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: live-patching@vger.kernel.org
Link: http://lkml.kernel.org/r/92baab69a6bf9bc7043af0bfca9fb964a1d45546.1456719558.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Makefile
arch/Kconfig
lib/Kconfig.debug
scripts/Makefile.build