[PATCH v2 1/1] arm64: rsi: Add automatic arm-cca-guest module loading

Gavin Shan gshan at redhat.com
Mon Dec 2 17:22:19 PST 2024


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 at 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 at redhat.com>




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