linux-kernel - Re: [PATCH v5 0/5] introduce mirrored memory support for arm64

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Wed, 15 Jun 2022 12:15:51 +0200
From:   Ard Biesheuvel <ardb@...nel.org>
To:     Mike Rapoport <rppt@...nel.org>
Cc:     Wupeng Ma <mawupeng1@...wei.com>, Jonathan Corbet <corbet@....net>,
        Will Deacon <will@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        X86 ML <x86@...nel.org>, "H. Peter Anvin" <hpa@...or.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Kees Cook <keescook@...omium.org>, songmuchun@...edance.com,
        Randy Dunlap <rdunlap@...radead.org>,
        damien.lemoal@...nsource.wdc.com,
        Stephen Boyd <swboyd@...omium.org>,
        Wei Liu <wei.liu@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        David Hildenbrand <david@...hat.com>,
        Anshuman Khandual <anshuman.khandual@....com>,
        Zhen Lei <thunder.leizhen@...wei.com>,
        Kefeng Wang <wangkefeng.wang@...wei.com>, gpiccoli@...lia.com,
        Huacai Chen <chenhuacai@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        vijayb@...ux.microsoft.com,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-efi <linux-efi@...r.kernel.org>,
        platform-driver-x86@...r.kernel.org,
        Linux Memory Management List <linux-mm@...ck.org>,
        linux-riscv <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v5 0/5] introduce mirrored memory support for arm64

On Wed, 15 Jun 2022 at 09:54, Mike Rapoport <rppt@...nel.org> wrote:
>
> On Tue, Jun 14, 2022 at 05:21:51PM +0800, Wupeng Ma wrote:
> > From: Ma Wupeng <mawupeng1@...wei.com>
> >
> > Patch #1 introduce mirrored memory support form arm64.
> > Patch #2-#4 fix some bugs for arm64 if memory reliable is enabled.
> > Patch #5 disable mirror feature if kernelcore is not specified.
> >
> > Thanks to Ard Biesheuvel's hard work [1], now kernel will perfer mirrored
> > memory if kaslr is enabled.
> >
> > [1] https://lore.kernel.org/linux-arm-kernel/CAMj1kXEPVEzMgOM4+Yj6PxHA-jFuDOAUdDJSiSxy_XaP4P7LSw@mail.gmail.com/T/
> >
> >
> > Ma Wupeng (5):
> >   efi: arm64: Introduce ability to find mirrored memory ranges
> >   mm: Ratelimited mirrored memory related warning messages
> >   mm: Limit warning message in vmemmap_verify() to once
> >   arm64: mm: Only remove nomap flag for initrd
> >   memblock: Disable mirror feature if kernelcore is not specified
> >
> >  arch/arm64/mm/init.c            |  2 +-
> >  arch/x86/include/asm/efi.h      |  4 ----
> >  arch/x86/platform/efi/efi.c     | 23 -----------------------
> >  drivers/firmware/efi/efi-init.c |  1 +
> >  drivers/firmware/efi/efi.c      | 23 +++++++++++++++++++++++
> >  include/linux/efi.h             |  3 +++
> >  mm/internal.h                   |  2 ++
> >  mm/memblock.c                   |  7 +++++--
> >  mm/page_alloc.c                 |  2 +-
> >  mm/sparse-vmemmap.c             |  2 +-
> >  10 files changed, 37 insertions(+), 32 deletions(-)
>
> For the series: Acked-by: Mike Rapoport <rppt@...ux.ibm.com>
>


Thanks all, I've queued these up now.