Re: [PATCH v9 0/7] KVM: arm64: Forward FFA_NOTIFICATION* calls to TrustZone

From: Marc Zyngier

Date: Mon Sep 14 2026 - 08:43:16 EST


On Mon, 07 Sep 2026 17:19:22 +0000, Sebastian Ene wrote:
> Remove the FFA_NOTIFICATION* calls from the blocklist used by the pKVM
> FF-A proxy. This restriction was preventing the use of asynchronous
> signaling mechanisms defined by the Arm FF-A specification to
> communicate with the secure services.
> While these calls are markes as optional, there is no reason why the
> hypervisor proxy would block them because:
>
> [...]

Applied to next, thanks!

[1/7] KVM: arm64: Forward FFA_NOTIFICATION_BITMAP calls to Trustzone
commit: 5224e6f027ee8ba0ebc825ce80c45c0a7b716ff3
[2/7] KVM: arm64: Support FFA_NOTIFICATION_BIND in host handler
commit: 85e44f7eeaec6c303fd6cb2d775cbfecebeb6802
[3/7] KVM: arm64: Support FFA_NOTIFICATION_UNBIND in host handler
commit: 69fde06ec15936551f97e67c7bdc93427e8b08a6
[4/7] KVM: arm64: Support FFA_NOTIFICATION_SET in host handler
commit: e3ba9aec202ae2911ae1166654e21bbbd41ff29d
[5/7] KVM: arm64: Support FFA_NOTIFICATION_GET in host handler
commit: 88180874ee3474ce866a00297aa238c64fc2ea85
[6/7] KVM: arm64: Support FFA_NOTIFICATION_INFO_GET in host handler
commit: 0aa3b20bbb2bf165d32fd802204a558fa461b130
[7/7] KVM: arm64: Enforce strict SBZ checks in the FF-A proxy
commit: 3e9df0b0ebd57e42b43842c996271275588660a2

Cheers,

M.
--
Without deviation from the norm, progress is not possible.