From: Matt Fleming <matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
To: Ingo Molnar <mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
"H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
Cc: "Jonathan (Zhixiong) Zhang"
<zjzhang-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
Matt Fleming
<matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Ard Biesheuvel
<ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH 7/8] arm64: apei: implement arch_apei_get_mem_attributes()
Date: Fri, 7 Aug 2015 10:50:09 +0100 [thread overview]
Message-ID: <20150807095009.GC2625@codeblueprint.co.uk> (raw)
In-Reply-To: <1438936621-5215-7-git-send-email-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
On Fri, 07 Aug, at 09:37:00AM, Matt Fleming wrote:
> From: "Jonathan (Zhixiong) Zhang" <zjzhang-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
>
> Table 8 of UEFI 2.5 section 2.3.6.1 defines mappings from EFI
> memory types to MAIR attribute encodings for arm64.
>
> If the physical address has memory attributes defined by EFI
> memmap as EFI_MEMORY_[UC|WC|WT], return approprate page protection
> type according to the UEFI spec. Otherwise, return PAGE_KERNEL.
>
> Reviewed-by: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
> Acked-by: Hanjun Guo <hanjun.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Signed-off-by: Jonathan (Zhixiong) Zhang <zjzhang-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
> Signed-off-by: Matt Fleming <matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> ---
> arch/arm64/include/asm/acpi.h | 27 +++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
Ard Biesheuvel has brought up a concern with this patch and it's
currently under discussion here,
https://lkml.kernel.org/r/CAKv+Gu8+g3dTaNzXjSD=5GxproaHM+Eu1hLmRWp7cVrQimzbHQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org
--
Matt Fleming, Intel Open Source Technology Center
WARNING: multiple messages have this Message-ID (diff)
From: Matt Fleming <matt@codeblueprint.co.uk>
To: Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: "Jonathan (Zhixiong) Zhang" <zjzhang@codeaurora.org>,
Matt Fleming <matt.fleming@intel.com>,
linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org,
Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: Re: [PATCH 7/8] arm64: apei: implement arch_apei_get_mem_attributes()
Date: Fri, 7 Aug 2015 10:50:09 +0100 [thread overview]
Message-ID: <20150807095009.GC2625@codeblueprint.co.uk> (raw)
In-Reply-To: <1438936621-5215-7-git-send-email-matt@codeblueprint.co.uk>
On Fri, 07 Aug, at 09:37:00AM, Matt Fleming wrote:
> From: "Jonathan (Zhixiong) Zhang" <zjzhang@codeaurora.org>
>
> Table 8 of UEFI 2.5 section 2.3.6.1 defines mappings from EFI
> memory types to MAIR attribute encodings for arm64.
>
> If the physical address has memory attributes defined by EFI
> memmap as EFI_MEMORY_[UC|WC|WT], return approprate page protection
> type according to the UEFI spec. Otherwise, return PAGE_KERNEL.
>
> Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
> Acked-by: Hanjun Guo <hanjun.guo@linaro.org>
> Signed-off-by: Jonathan (Zhixiong) Zhang <zjzhang@codeaurora.org>
> Signed-off-by: Matt Fleming <matt.fleming@intel.com>
> ---
> arch/arm64/include/asm/acpi.h | 27 +++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
Ard Biesheuvel has brought up a concern with this patch and it's
currently under discussion here,
https://lkml.kernel.org/r/CAKv+Gu8+g3dTaNzXjSD=5GxproaHM+Eu1hLmRWp7cVrQimzbHQ@mail.gmail.com
--
Matt Fleming, Intel Open Source Technology Center
next prev parent reply other threads:[~2015-08-07 9:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-06 20:32 [GIT PULL] EFI changes for v4.3 Matt Fleming
2015-08-06 20:32 ` Matt Fleming
[not found] ` <1438936621-5215-7-git-send-email-matt@codeblueprint.co.uk>
[not found] ` <1438936621-5215-7-git-send-email-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-08-07 9:50 ` Matt Fleming [this message]
2015-08-07 9:50 ` [PATCH 7/8] arm64: apei: implement arch_apei_get_mem_attributes() Matt Fleming
2015-08-08 8:39 ` Ingo Molnar
[not found] ` <1438936621-5215-4-git-send-email-matt@codeblueprint.co.uk>
[not found] ` <1438936621-5215-4-git-send-email-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2015-08-07 17:43 ` [PATCH 4/8] efi: x86: rearrange efi_mem_attributes() Zhang, Jonathan Zhixiong
2015-08-07 17:43 ` Zhang, Jonathan Zhixiong
2015-08-07 18:46 ` Matt Fleming
2015-08-09 10:24 ` [tip:core/efi] efi, x86: Rearrange efi_mem_attributes() tip-bot for Jonathan (Zhixiong) Zhang
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=20150807095009.GC2625@codeblueprint.co.uk \
--to=matt-mf/unelci9gs6ibeejttw/xrex20p6io@public.gmane.org \
--cc=ard.biesheuvel-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org \
--cc=hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org \
--cc=linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=matt.fleming-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org \
--cc=mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
--cc=tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org \
--cc=zjzhang-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.