linux-kernel - Re: [PATCH 0/2] ubsan for s390

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Message-ID: <aea3cefc-7699-6fe5-ceb9-f8ea58f063fc@virtuozzo.com>
Date:   Mon, 12 Sep 2016 19:38:57 +0300
From:   Andrey Ryabinin <aryabinin@...tuozzo.com>
To:     Christian Borntraeger <borntraeger@...ibm.com>,
        <linux-s390@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-kbuild@...r.kernel.org>
CC:     Heiko Carstens <heiko.carstens@...ibm.com>,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Michal Marek <mmarek@...e.com>, Yang Shi <yang.shi@...aro.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 0/2] ubsan for s390

On 09/12/2016 03:37 PM, Christian Borntraeger wrote:
> This patch set enables ubsan for s390.
> 
> We have to fence some files and can then enable
> ARCH_HAS_UBSAN_SANITIZE_ALL. (patch 2)
> 
> We have to disable the null pointer sanitizer as
> we use the S390_lowcore macro to access several 
> memory location after address 0  (patch 1)
> 
> If patch 1 is ok, is the s390 tree the right place
> also for patch1?
> 

Fine by me
	Acked-by: Andrey Ryabinin <aryabinin@...tuozzo.com>

> Christian Borntraeger (2):
>   ubsan: allow to disable the null sanitizer
>   s390/ubsan: enable UBSAN for s390
> 
>  arch/s390/Kconfig                  |  2 ++
>  arch/s390/boot/compressed/Makefile |  1 +
>  arch/s390/kernel/Makefile          |  3 +++
>  arch/s390/kernel/vdso32/Makefile   |  3 ++-
>  arch/s390/kernel/vdso64/Makefile   |  3 ++-
>  lib/Kconfig.ubsan                  | 11 +++++++++++
>  scripts/Makefile.ubsan             |  5 ++++-
>  7 files changed, 25 insertions(+), 3 deletions(-)
>