Commit-ID:  d4883d5d6b146fd65f762c462b2c6d4a327c7d50
Gitweb:     http://git.kernel.org/tip/d4883d5d6b146fd65f762c462b2c6d4a327c7d50
Author:     Josh Poimboeuf <jpoim...@redhat.com>
AuthorDate: Sun, 28 Feb 2016 22:22:43 -0600
Committer:  Ingo Molnar <mi...@kernel.org>
CommitDate: Mon, 29 Feb 2016 08:35:13 +0100

objtool: Enable stack metadata validation on 64-bit x86

Set HAVE_STACK_VALIDATION to enable stack metadata validation for
x86_64.

Signed-off-by: Josh Poimboeuf <jpoim...@redhat.com>
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Andy Lutomirski <l...@kernel.org>
Cc: Arnaldo Carvalho de Melo <a...@kernel.org>
Cc: Bernd Petrovitsch <be...@petrovitsch.priv.at>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Chris J Arges <chris.j.ar...@canonical.com>
Cc: Jiri Slaby <jsl...@suse.cz>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Michal Marek <mma...@suse.cz>
Cc: Namhyung Kim <namhy...@gmail.com>
Cc: Pedro Alves <pal...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: live-patch...@vger.kernel.org
Link: 
http://lkml.kernel.org/r/cdaeb6914d00a070c0f455cd06989bf3f787a2f6.1456719558.git.jpoim...@redhat.com
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c46662f..adc5a6d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -155,6 +155,7 @@ config X86
        select VIRT_TO_BUS
        select X86_DEV_DMA_OPS                  if X86_64
        select X86_FEATURE_NAMES                if PROC_FS
+       select HAVE_STACK_VALIDATION            if X86_64
 
 config INSTRUCTION_DECODER
        def_bool y

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