From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org,
will@kernel.org, catalin.marinas@arm.com, sudeep.holla@arm.com,
kernel-hardening@lists.openwall.com
Subject: Re: [PATCH v3 0/2] arm64/acpi: restrict AML opregion memory access
Date: Thu, 9 Jul 2020 09:42:36 +0100 [thread overview]
Message-ID: <20200709084236.GA18009@e121166-lin.cambridge.arm.com> (raw)
In-Reply-To: <20200626155832.2323789-1-ardb@kernel.org>
On Fri, Jun 26, 2020 at 05:58:30PM +0200, Ard Biesheuvel wrote:
> v2:
> - do a more elaborate check on the region, against the EFI memory map
>
> v3:
> - split into two patches
> - fallback to __ioremap() for ACPI reclaim memory, in case it is not covered
> by the linear mapping (e.g., when booting a kdump kernel)
>
> Ard Biesheuvel (2):
> arm64/acpi: disallow AML memory opregions to access kernel memory
> arm64/acpi: disallow writeable AML opregion mapping for EFI code
> regions
>
> arch/arm64/include/asm/acpi.h | 15 +---
> arch/arm64/kernel/acpi.c | 75 ++++++++++++++++++++
> 2 files changed, 76 insertions(+), 14 deletions(-)
Thanks Ard for fixing this, for the series:
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
next prev parent reply other threads:[~2020-07-09 8:43 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-26 15:58 [PATCH v3 0/2] arm64/acpi: restrict AML opregion memory access Ard Biesheuvel
2020-06-26 15:58 ` [PATCH v3 1/2] arm64/acpi: disallow AML memory opregions to access kernel memory Ard Biesheuvel
2020-09-28 16:02 ` Jonathan Cameron
2020-09-28 16:49 ` Ard Biesheuvel
2020-09-28 17:17 ` Jonathan Cameron
2020-09-29 9:29 ` Ard Biesheuvel
2020-09-30 9:27 ` Jonathan Cameron
2020-09-30 17:19 ` Catalin Marinas
2020-06-26 15:58 ` [PATCH v3 2/2] arm64/acpi: disallow writeable AML opregion mapping for EFI code regions Ard Biesheuvel
2021-02-06 3:11 ` Shawn Guo
2021-02-06 8:10 ` Ard Biesheuvel
2021-02-06 10:17 ` Ard Biesheuvel
2021-02-06 10:45 ` Shawn Guo
2020-07-08 16:17 ` [PATCH v3 0/2] arm64/acpi: restrict AML opregion memory access Ard Biesheuvel
2020-07-09 8:42 ` Lorenzo Pieralisi [this message]
2020-07-14 19:52 ` Catalin Marinas
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=20200709084236.GA18009@e121166-lin.cambridge.arm.com \
--to=lorenzo.pieralisi@arm.com \
--cc=ardb@kernel.org \
--cc=catalin.marinas@arm.com \
--cc=kernel-hardening@lists.openwall.com \
--cc=linux-acpi@vger.kernel.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=sudeep.holla@arm.com \
--cc=will@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).