From 95567f46b4d20c047750a5e3029461afcdc67697 Mon Sep 17 00:00:00 2001 From: Rohan McLure Date: Fri, 12 May 2023 17:31:18 +0200 Subject: [PATCH] powerpc/{32,book3e}: kcsan: Extend KCSAN Support Enable HAVE_ARCH_KCSAN on all powerpc platforms, permitting use of the kernel concurrency sanitiser through the CONFIG_KCSAN_* kconfig options. Boots and passes selftests on 32-bit and 64-bit platforms. See documentation in Documentation/dev-tools/kcsan.rst for more information. Signed-off-by: Rohan McLure Signed-off-by: Christophe Leroy Acked-by: Marco Elver Signed-off-by: Michael Ellerman Link: https://msgid.link/1a1138966780c3709f55bde8a0eb80209fa4395d.1683892665.git.christophe.leroy@csgroup.eu --- arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index bff5820..9111daf 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -211,7 +211,7 @@ config PPC select HAVE_ARCH_KASAN if PPC_RADIX_MMU select HAVE_ARCH_KASAN if PPC_BOOK3E_64 select HAVE_ARCH_KASAN_VMALLOC if HAVE_ARCH_KASAN - select HAVE_ARCH_KCSAN if PPC_BOOK3S_64 + select HAVE_ARCH_KCSAN select HAVE_ARCH_KFENCE if ARCH_SUPPORTS_DEBUG_PAGEALLOC select HAVE_ARCH_RANDOMIZE_KSTACK_OFFSET select HAVE_ARCH_WITHIN_STACK_FRAMES -- 2.7.4