linux-kernel - Re: [PATCH 0/2] x86/KASAN updates for 4.3

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Message-ID: <CAPAsAGz7Ew3oomDnYvHbq-ANhp5bhZGeUtc-iHXJX4PW5ZUcyg@mail.gmail.com>
Date:	Sat, 22 Aug 2015 15:51:03 +0300
From:	Andrey Ryabinin <ryabinin.a.a@...il.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Will Deacon <will.deacon@....com>, Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"x86@...nel.org" <x86@...nel.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Arnd Bergmann <arnd@...db.de>,
	Linus Walleij <linus.walleij@...aro.org>,
	David Keitel <dkeitel@...eaurora.org>,
	Alexander Potapenko <glider@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Dmitry Vyukov <dvyukov@...gle.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Alexey Klimov <klimov.linux@...il.com>,
	Yury <yury.norov@...il.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: Re: [PATCH 0/2] x86/KASAN updates for 4.3

2015-08-22 13:09 GMT+03:00 Ingo Molnar <mingo@...nel.org>:
>
> * Will Deacon <will.deacon@....com> wrote:
>
>> On Thu, Aug 13, 2015 at 12:24:28PM +0100, Will Deacon wrote:
>> > On Thu, Aug 13, 2015 at 12:02:26PM +0100, Andrey Ryabinin wrote:
>> > > 2015-08-13 12:01 GMT+03:00 Will Deacon <will.deacon@....com>:
>> > > > Yes please, works for me! If we're targetting 4.3, then please can you base
>> > > > on 4.2-rc4, as that's what our current arm64 queue is using?
>> > > >
>> > >
>> > > Does this mean that we are targeting arm64 part for 4.3 too?
>> >
>> > It depends on how well it merges with our current queue and whether it
>> > holds up to regression testing. The patches have been reviewed, so I'm
>> > comfortable with the content, but we're not at a stage where we can debug
>> > and fix any failures that might crop up from the merge.
>>
>> Scratch that :(
>>
>> I tried this out under EFI and it dies horribly in the stub code because
>> we're missing at least one KASAN_SANITIZE_ Makefile entry.
>>
>> So I think this needs longer to stew before hitting mainline. By all means
>> get the x86 dependencies in for 4.3, but the arm64 port can probably use
>> another cycle to iron out the bugs.
>
> Is there any known problem with the two patches in this series, or can I apply
> them?
>

None, as far as I know.

BTW, the second patch was  Acked-by: Catalin Marinas <catalin.marinas@....com>
(https://lkml.org/lkml/2015/8/11/546). I just forgot to add this into changelog.



> Thanks,
>
>         Ingo
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