Re: [PATCH 12/12] ANDROID: KVM: arm64: pkvm: Add support for fragmented FF-A descriptors

From: Quentin Perret
Date: Wed Nov 16 2022 - 12:07:42 EST


On Wednesday 16 Nov 2022 at 17:03:35 (+0000), Quentin Perret wrote:
> FF-A memory descriptors may need to be sent in fragments when they don't
> fit in the mailboxes. Doing so involves using the FRAG_TX and FRAG_RX
> primitives defined in the FF-A protocol.
>
> Add support in the pKVM FF-A relayer for fragmented descriptors by
> monitoring outgoing FRAG_TX transactions and by buffering large
> descriptors on the reclaim path.

And it seems that I have forgotten to remove the ANDROID: tag from this
patch prior to posting ... Please ignore, it'll be gone in v2.

Cheers,
Quentin