From 51fb591edc867a11c7fcebfa88298e7ccdb61265 Mon Sep 17 00:00:00 2001 From: Andrey Konovalov Date: Mon, 25 Dec 2023 16:19:24 +0100 Subject: [PATCH] xtensa, kasan: define KASAN_SHADOW_END Common KASAN code might rely on the definitions of the shadow mapping start, end, and size. Define KASAN_SHADOW_END in addition to KASAN_SHADOW_START and KASAN_SHADOW_SIZE. Link: https://lkml.kernel.org/r/20231225151924.5422-1-andrey.konovalov@linux.dev Signed-off-by: Andrey Konovalov Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202312240755.MqsWuTno-lkp@intel.com/ Cc: Alexander Potapenko Cc: Andrey Ryabinin Cc: Chris Zankel Cc: Dmitry Vyukov Cc: Marco Elver Cc: Max Filippov Signed-off-by: Andrew Morton --- arch/xtensa/include/asm/kasan.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/xtensa/include/asm/kasan.h b/arch/xtensa/include/asm/kasan.h index 216b6f32c375..8d2b4248466f 100644 --- a/arch/xtensa/include/asm/kasan.h +++ b/arch/xtensa/include/asm/kasan.h @@ -18,6 +18,8 @@ #define KASAN_SHADOW_START (XCHAL_PAGE_TABLE_VADDR + XCHAL_PAGE_TABLE_SIZE) /* Size of the shadow map */ #define KASAN_SHADOW_SIZE (-KASAN_START_VADDR >> KASAN_SHADOW_SCALE_SHIFT) +/* End of the shadow map */ +#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE) /* Offset for mem to shadow address transformation */ #define KASAN_SHADOW_OFFSET __XTENSA_UL_CONST(CONFIG_KASAN_SHADOW_OFFSET)