linux-kernel - Re: [PATCH v4 02/13] efi: libstub: disable KASAN for efistub

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Date:	Tue, 7 Oct 2014 13:19:12 +0400
From:	Dmitry Vyukov <dvyukov@...gle.com>
To:	Andrey Ryabinin <a.ryabinin@...sung.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Konstantin Serebryany <kcc@...gle.com>,
	Dmitry Chernenkov <dmitryc@...gle.com>,
	Andrey Konovalov <adech.fo@...il.com>,
	Yuri Gribov <tetra2005@...il.com>,
	Konstantin Khlebnikov <koct9i@...il.com>,
	Sasha Levin <sasha.levin@...cle.com>,
	Christoph Lameter <cl@...ux.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dave Hansen <dave.hansen@...el.com>,
	Andi Kleen <andi@...stfloor.org>,
	Vegard Nossum <vegard.nossum@...il.com>,
	"H. Peter Anvin" <hpa@...or.com>, Dave Jones <davej@...hat.com>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH v4 02/13] efi: libstub: disable KASAN for efistub

looks good to me

On Mon, Oct 6, 2014 at 7:53 PM, Andrey Ryabinin <a.ryabinin@...sung.com> wrote:
> KASan as many other options should be disabled for this stub
> to prevent build failures.
>
> Signed-off-by: Andrey Ryabinin <a.ryabinin@...sung.com>
> ---
>  drivers/firmware/efi/libstub/Makefile | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile
> index b14bc2b..c5533c7 100644
> --- a/drivers/firmware/efi/libstub/Makefile
> +++ b/drivers/firmware/efi/libstub/Makefile
> @@ -19,6 +19,7 @@ KBUILD_CFLAGS                 := $(cflags-y) \
>                                    $(call cc-option,-fno-stack-protector)
>
>  GCOV_PROFILE                   := n
> +KASAN_SANITIZE                 := n
>
>  lib-y                          := efi-stub-helper.o
>  lib-$(CONFIG_EFI_ARMSTUB)      += arm-stub.o fdt.o
> --
> 2.1.2
>
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