linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Ard Biesheuvel <ardb@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>
Cc: Wupeng Ma <mawupeng1@huawei.com>,
	Jonathan Corbet <corbet@lwn.net>, Will Deacon <will@kernel.org>,
	 Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	 Dave Hansen <dave.hansen@linux.intel.com>,
	X86 ML <x86@kernel.org>,  "H. Peter Anvin" <hpa@zytor.com>,
	Darren Hart <dvhart@infradead.org>,
	 Andy Shevchenko <andy@infradead.org>,
	Mike Rapoport <rppt@kernel.org>,
	 Andrew Morton <akpm@linux-foundation.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	 Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	 "Paul E. McKenney" <paulmck@kernel.org>,
	Kees Cook <keescook@chromium.org>,
	songmuchun@bytedance.com,  Randy Dunlap <rdunlap@infradead.org>,
	damien.lemoal@opensource.wdc.com,
	 Stephen Boyd <swboyd@chromium.org>, Wei Liu <wei.liu@kernel.org>,
	 Robin Murphy <robin.murphy@arm.com>,
	David Hildenbrand <david@redhat.com>,
	 Anshuman Khandual <anshuman.khandual@arm.com>,
	Zhen Lei <thunder.leizhen@huawei.com>,
	 Kefeng Wang <wangkefeng.wang@huawei.com>,
	gpiccoli@igalia.com,  Huacai Chen <chenhuacai@kernel.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>,
	vijayb@linux.microsoft.com,
	 Linux Doc Mailing List <linux-doc@vger.kernel.org>,
	 Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	 Linux ARM <linux-arm-kernel@lists.infradead.org>,
	 linux-efi <linux-efi@vger.kernel.org>,
	platform-driver-x86@vger.kernel.org,
	 Linux Memory Management List <linux-mm@kvack.org>,
	linux-riscv <linux-riscv@lists.infradead.org>
Subject: Re: [PATCH v5 1/5] efi: arm64: Introduce ability to find mirrored memory ranges
Date: Wed, 15 Jun 2022 12:03:50 +0200	[thread overview]
Message-ID: <CAMj1kXG+UgWeAVyh8CD5S0M4n2SKFGcP0ayOn41bKmyoVb8QXQ@mail.gmail.com> (raw)
In-Reply-To: <YqmuQIpkY7TJHAh6@arm.com>

On Wed, 15 Jun 2022 at 12:02, Catalin Marinas <catalin.marinas@arm.com> wrote:
>
> On Tue, Jun 14, 2022 at 05:21:52PM +0800, Wupeng Ma wrote:
> > From: Ma Wupeng <mawupeng1@huawei.com>
> >
> > Commit b05b9f5f9dcf ("x86, mirror: x86 enabling - find mirrored memory
> > ranges") introduce the efi_find_mirror() function on x86. In order to reuse
> > the API we make it public.
> >
> > Arm64 can support mirrored memory too, so function efi_find_mirror() is added to
> > efi_init() to this support for arm64.
> >
> > Since efi_init() is shared by ARM, arm64 and riscv, this patch will bring
> > mirror memory support for these architectures, but this support is only tested
> > in arm64.
> >
> > Signed-off-by: Ma Wupeng <mawupeng1@huawei.com>
> > ---
> >  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 +++
>
> The subject prefix says "efi: arm64: " but it looks like x86 diffstat
> here. You may want to get an ack from the x86 maintainers.
>

This just moves efi code around, and this is going through the EFI
tree, so that should be fine. I'll fix the subject in any case,
though.


  reply	other threads:[~2022-06-15 10:04 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-14  9:21 [PATCH v5 0/5] introduce mirrored memory support for arm64 Wupeng Ma
2022-06-14  9:21 ` [PATCH v5 1/5] efi: arm64: Introduce ability to find mirrored memory ranges Wupeng Ma
2022-06-15 10:02   ` Catalin Marinas
2022-06-15 10:03     ` Ard Biesheuvel [this message]
2022-06-14  9:21 ` [PATCH v5 2/5] mm: Ratelimited mirrored memory related warning messages Wupeng Ma
2022-06-14  9:21 ` [PATCH v5 3/5] mm: Limit warning message in vmemmap_verify() to once Wupeng Ma
2022-06-14  9:21 ` [PATCH v5 4/5] arm64: mm: Only remove nomap flag for initrd Wupeng Ma
2022-06-15 10:04   ` Catalin Marinas
2022-06-14  9:21 ` [PATCH v5 5/5] memblock: Disable mirror feature if kernelcore is not specified Wupeng Ma
2022-06-14 10:20   ` Baoquan He
2022-06-14 10:27     ` Ard Biesheuvel
2022-06-14 10:50       ` Baoquan He
2022-06-15  3:52 ` [PATCH v5 0/5] introduce mirrored memory support for arm64 Kefeng Wang
2022-06-15  7:54 ` Mike Rapoport
2022-06-15 10:15   ` Ard Biesheuvel

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAMj1kXG+UgWeAVyh8CD5S0M4n2SKFGcP0ayOn41bKmyoVb8QXQ@mail.gmail.com \
    --to=ardb@kernel.org \
    --cc=akpm@linux-foundation.org \
    --cc=andy@infradead.org \
    --cc=anshuman.khandual@arm.com \
    --cc=aou@eecs.berkeley.edu \
    --cc=bp@alien8.de \
    --cc=catalin.marinas@arm.com \
    --cc=chenhuacai@kernel.org \
    --cc=corbet@lwn.net \
    --cc=damien.lemoal@opensource.wdc.com \
    --cc=dave.hansen@linux.intel.com \
    --cc=david@redhat.com \
    --cc=dvhart@infradead.org \
    --cc=geert@linux-m68k.org \
    --cc=gpiccoli@igalia.com \
    --cc=hpa@zytor.com \
    --cc=keescook@chromium.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-efi@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=mawupeng1@huawei.com \
    --cc=mingo@redhat.com \
    --cc=palmer@dabbelt.com \
    --cc=paul.walmsley@sifive.com \
    --cc=paulmck@kernel.org \
    --cc=platform-driver-x86@vger.kernel.org \
    --cc=rdunlap@infradead.org \
    --cc=robin.murphy@arm.com \
    --cc=rppt@kernel.org \
    --cc=songmuchun@bytedance.com \
    --cc=swboyd@chromium.org \
    --cc=tglx@linutronix.de \
    --cc=thunder.leizhen@huawei.com \
    --cc=vijayb@linux.microsoft.com \
    --cc=wangkefeng.wang@huawei.com \
    --cc=wei.liu@kernel.org \
    --cc=will@kernel.org \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).