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From:   Nadav Amit <namit@vmware.com>
To:     Peter Zijlstra <peterz@infradead.org>
CC:     Ingo Molnar <mingo@redhat.com>,
        LKML <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>,
        "H. Peter Anvin" <hpa@zytor.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "linux_dti@icloud.com" <linux_dti@icloud.com>,
        "linux-integrity@vger.kernel.org" <linux-integrity@vger.kernel.org>,
        "linux-security-module@vger.kernel.org" 
        <linux-security-module@vger.kernel.org>
Subject: Re: [PATCH v6 00/10] x86/alternative: text_poke() fixes
Thread-Topic: [PATCH v6 00/10] x86/alternative: text_poke() fixes
Thread-Index: AQHUgU3HyrGS5K6YtUuO9VPXQ8unEaVh5CkAgAB5DQA=
Date:   Mon, 26 Nov 2018 17:46:09 +0000
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> On Nov 26, 2018, at 2:32 AM, Peter Zijlstra <peterz@infradead.org> wrote:
>=20
> On Tue, Nov 20, 2018 at 12:35:35PM -0800, Nadav Amit wrote:
>=20
>> Nadav Amit (9):
>>  Fix "x86/alternatives: Lockdep-enforce text_mutex in text_poke*()"
>>  x86/jump_label: Use text_poke_early() during early init
>>  fork: provide a function for copying init_mm
>>  x86/alternative: initializing temporary mm for patching
>>  x86/alternative: use temporary mm for text poking
>>  x86/kgdb: avoid redundant comparison of patched code
>>  x86: avoid W^X being broken during modules loading
>>  x86/jump-label: remove support for custom poker
>>  x86/alternative: remove the return value of text_poke_*()
>>=20
>> arch/x86/include/asm/fixmap.h        |   2 -
>> arch/x86/include/asm/mmu_context.h   |  32 +++++
>> arch/x86/include/asm/pgtable.h       |   3 +
>> arch/x86/include/asm/text-patching.h |   7 +-
>> arch/x86/kernel/alternative.c        | 197 ++++++++++++++++++++-------
>> arch/x86/kernel/jump_label.c         |  19 ++-
>> arch/x86/kernel/kgdb.c               |  25 +---
>> arch/x86/kernel/module.c             |   2 +-
>> arch/x86/mm/init_64.c                |  35 +++++
>> arch/x86/xen/mmu_pv.c                |   2 -
>> include/linux/filter.h               |   6 +
>> include/linux/sched/task.h           |   1 +
>> init/main.c                          |   3 +
>> kernel/fork.c                        |  24 +++-
>> kernel/module.c                      |  10 ++
>> 15 files changed, 279 insertions(+), 89 deletions(-)
>=20
> Thanks Nadav!
>=20
> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

No problem, Peter.

One small request - on [02/10], since after your review the patch changed t=
o
be the single line that you provided, I set you as a co-developer. IIUC thi=
s
requires your signed-off-by.

Thanks again for all the reviews and the help.