Re: [PATCH v6 00/31] Arm GICv5: Host driver implementation

From: Marc Zyngier
Date: Mon Jun 30 2025 - 13:17:16 EST


On Thu, 26 Jun 2025 11:25:51 +0100,
Lorenzo Pieralisi <lpieralisi@xxxxxxxxxx> wrote:
>
> Implement the irqchip kernel driver for the Arm GICv5 architecture,
> as described in the GICv5 beta0 specification, available at:
>
> https://developer.arm.com/documentation/aes0070
>
> The GICv5 architecture is composed of multiple components:
>
> - one or more IRS (Interrupt Routing Service)
> - zero or more ITS (Interrupt Translation Service)
> - zero or more IWB (Interrupt Wire Bridge)

[...]

I think what is here is pretty solid, and definitely in a better shape
than the equivalent GICv3 support patches at a similar point in the
lifetime of the architecture.

For patches in this series except patch 18:

Reviewed-by: Marc Zyngier <maz@xxxxxxxxxx>

If this goes into 6.17 (which I hope), it'd be good to have this
series on a stable branch so that we can take the corresponding KVM
patches[1] independently if they are deemed in a good enough state.

M.

[1] https://lore.kernel.org/r/20250627100847.1022515-1-sascha.bischoff@xxxxxxx

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