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authorAlex Shi <alex.shi@linaro.org>2016-04-27 10:08:48 +0800
committerAlex Shi <alex.shi@linaro.org>2016-04-27 10:08:48 +0800
commita79bee58f4fc3cc237fc86667edf2d0b9dce0173 (patch)
tree7d1df3ba21a3de136cd0649caeec50f793133a03 /arch/x86/include/asm/page_64_types.h
parentef59ba115fc76ea4c21030f49e31fe18e9055679 (diff)
parente0ac66e00b01f6ff4e8274a4b5c008a26583c1b9 (diff)
Merge branch 'linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-androidlsk-v3.18-16.04-android
Conflicts: arch/arm64/kernel/head.S arch/arm64/mm/Makefile
Diffstat (limited to 'arch/x86/include/asm/page_64_types.h')
-rw-r--r--arch/x86/include/asm/page_64_types.h12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 75450b2c7be4..4edd53b79a81 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -1,17 +1,23 @@
#ifndef _ASM_X86_PAGE_64_DEFS_H
#define _ASM_X86_PAGE_64_DEFS_H
-#define THREAD_SIZE_ORDER 2
+#ifdef CONFIG_KASAN
+#define KASAN_STACK_ORDER 1
+#else
+#define KASAN_STACK_ORDER 0
+#endif
+
+#define THREAD_SIZE_ORDER (2 + KASAN_STACK_ORDER)
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
#define CURRENT_MASK (~(THREAD_SIZE - 1))
-#define EXCEPTION_STACK_ORDER 0
+#define EXCEPTION_STACK_ORDER (0 + KASAN_STACK_ORDER)
#define EXCEPTION_STKSZ (PAGE_SIZE << EXCEPTION_STACK_ORDER)
#define DEBUG_STACK_ORDER (EXCEPTION_STACK_ORDER + 1)
#define DEBUG_STKSZ (PAGE_SIZE << DEBUG_STACK_ORDER)
-#define IRQ_STACK_ORDER 2
+#define IRQ_STACK_ORDER (2 + KASAN_STACK_ORDER)
#define IRQ_STACK_SIZE (PAGE_SIZE << IRQ_STACK_ORDER)
#define DOUBLEFAULT_STACK 1