From: Gavin Shan <gshan@redhat.com>
To: Jeremy Linton <jeremy.linton@arm.com>,
linux-arm-kernel@lists.infradead.org
Cc: steven.price@arm.com, sami.mujawar@arm.com,
suzuki.poulose@arm.com, will@kernel.org, catalin.marinas@arm.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 1/1] arm64: rsi: Add automatic arm-cca-guest module loading
Date: Tue, 3 Dec 2024 11:22:19 +1000 [thread overview]
Message-ID: <2285bc57-bd9a-4696-ac29-73bb233c9b3e@redhat.com> (raw)
In-Reply-To: <20241203000156.72451-2-jeremy.linton@arm.com>
On 12/3/24 10:01 AM, Jeremy Linton wrote:
> The TSM module provides both guest identification as well as
> attestation when a guest is run in CCA mode. Lets assure by creating a
> dummy platform device that the module is automatically loaded during
> boot. The TSM module will be loaded by udev daemon after it receives
> the device addition event. Once it is in place it can be used earlier
> in the boot process to say decrypt a LUKS rootfs.
>
> Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
> ---
> arch/arm64/include/asm/rsi.h | 2 ++
> arch/arm64/kernel/rsi.c | 15 +++++++++++++++
> drivers/virt/coco/arm-cca-guest/arm-cca-guest.c | 8 ++++++++
> 3 files changed, 25 insertions(+)
>
Reviewed-by: Gavin Shan <gshan@redhat.com>
next prev parent reply other threads:[~2024-12-03 1:23 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-03 0:01 [PATCH v2 0/1] arm64: CCA TSM module autoloading Jeremy Linton
2024-12-03 0:01 ` [PATCH v2 1/1] arm64: rsi: Add automatic arm-cca-guest module loading Jeremy Linton
2024-12-03 1:22 ` Gavin Shan [this message]
2024-12-03 6:03 ` kernel test robot
2024-12-03 8:56 ` Gavin Shan
2024-12-03 15:30 ` Jeremy Linton
2024-12-05 2:08 ` Gavin Shan
2024-12-03 6:16 ` kernel test robot
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=2285bc57-bd9a-4696-ac29-73bb233c9b3e@redhat.com \
--to=gshan@redhat.com \
--cc=catalin.marinas@arm.com \
--cc=jeremy.linton@arm.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=sami.mujawar@arm.com \
--cc=steven.price@arm.com \
--cc=suzuki.poulose@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