From ef61240f622653eeb565f3d221745209e6154c59 Mon Sep 17 00:00:00 2001 From: Lecopzer Chen Date: Wed, 24 Mar 2021 12:05:20 +0800 Subject: [PATCH] UPSTREAM: arm64: Kconfig: support CONFIG_KASAN_VMALLOC We can backed shadow memory in vmalloc area after vmalloc area isn't populated at kasan_init(), thus make KASAN_VMALLOC selectable. Signed-off-by: Lecopzer Chen Acked-by: Andrey Konovalov Tested-by: Andrey Konovalov Tested-by: Ard Biesheuvel Link: https://lore.kernel.org/r/20210324040522.15548-4-lecopzer.chen@mediatek.com Signed-off-by: Catalin Marinas Bug: 201711661 (cherry picked from commit 71b613fc0c69080262f4ebe810c3d909d7ff8132) Signed-off-by: Yee Lee Change-Id: I48d473cadd54ec2c8d3f92fa3d88ff456b70afdc --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index cf21e80963b5..a5cf0681e353 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -139,6 +139,7 @@ config ARM64 select HAVE_ARCH_JUMP_LABEL select HAVE_ARCH_JUMP_LABEL_RELATIVE select HAVE_ARCH_KASAN if !(ARM64_16K_PAGES && ARM64_VA_BITS_48) + select HAVE_ARCH_KASAN_VMALLOC if HAVE_ARCH_KASAN select HAVE_ARCH_KASAN_SW_TAGS if HAVE_ARCH_KASAN select HAVE_ARCH_KASAN_HW_TAGS if (HAVE_ARCH_KASAN && ARM64_MTE) select HAVE_ARCH_KFENCE