From: zhong jiang <zhongjiang@huawei.com>
Date: Thu, 4 Aug 2016 22:31:44 +0000 (-0700)
Subject: mm: disable CONFIG_MEMORY_HOTPLUG when KASAN is enabled
X-Git-Tag: v4.14-rc1~2709^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1e185736d21448f986ff338ce116e20260ffe03c;p=platform%2Fkernel%2Flinux-rpi.git

mm: disable CONFIG_MEMORY_HOTPLUG when KASAN is enabled

At present it is obvious that memory online and offline will fail when
KASAN is enabled.  So add the condition to limit the memory_hotplug when
KASAN is enabled.

Link: http://lkml.kernel.org/r/1470063651-29519-1-git-send-email-zhongjiang@huawei.com
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/Kconfig b/mm/Kconfig
index c083784..78a23c5 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -187,6 +187,7 @@ config MEMORY_HOTPLUG
 	bool "Allow for memory hot-add"
 	depends on SPARSEMEM || X86_64_ACPI_NUMA
 	depends on ARCH_ENABLE_MEMORY_HOTPLUG
+	depends on !KASAN
 
 config MEMORY_HOTPLUG_SPARSE
 	def_bool y