From: Marc Zyngier <maz@kernel.org>
To: Oliver Upton <oliver.upton@linux.dev>,
Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
Per Larsen <perlarsen@google.com>
Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org, ahomescu@google.com,
armellel@google.com, arve@android.com, ayrton@google.com,
qperret@google.com, sebastianene@google.com, qwandor@google.com
Subject: Re: [PATCH v11 0/6] KVM: arm64: Support FF-A 1.2
Date: Mon, 15 Sep 2025 10:53:15 +0100 [thread overview]
Message-ID: <175792995612.521593.7894673693279210618.b4-ty@kernel.org> (raw)
In-Reply-To: <20250820-virtio-msg-ffa-v11-0-497ef43550a3@google.com>
On Wed, 20 Aug 2025 01:10:04 +0000, Per Larsen wrote:
> The FF-A 1.2 specification introduces a new SEND_DIRECT2 ABI which
> allows registers x4-x17 to be used for the message payload. This patch
> set prevents the host from using a lower FF-A version than what has
> already been negotiated with the hypervisor. This is necessary because
> the hypervisor does not have the necessary compatibility paths to
> translate from the hypervisor FF-A version to a previous version.
>
> [...]
Applied to next, thanks!
[1/6] KVM: arm64: Correct return value on host version downgrade attempt
commit: f414269392443f666bd8bef0cb3f0b53d5147be3
[2/6] KVM: arm64: Use SMCCC 1.2 for FF-A initialization and in host handler
commit: 6f4c348b1d5c08f1105e645700962cc4353a8ac9
[3/6] KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported
commit: 79195f342417ff773048515964707aba3bfe0e41
[4/6] KVM: arm64: Mark optional FF-A 1.2 interfaces as unsupported
commit: 8d24683e3e0f93b4bfdb558df50923514042817b
[5/6] KVM: arm64: Mask response to FFA_FEATURE call
commit: 3f5952917498e7bb9d227812d4349668f62c413b
[6/6] KVM: arm64: Bump the supported version of FF-A to 1.2
commit: 162190f2ccdc5964efa2a26e9fc3e56cf80fc29b
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
prev parent reply other threads:[~2025-09-15 9:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-20 1:10 [PATCH v11 0/6] KVM: arm64: Support FF-A 1.2 Per Larsen via B4 Relay
2025-08-20 1:10 ` [PATCH v11 1/6] KVM: arm64: Correct return value on host version downgrade attempt Per Larsen via B4 Relay
2025-08-20 1:10 ` [PATCH v11 2/6] KVM: arm64: Use SMCCC 1.2 for FF-A initialization and in host handler Per Larsen via B4 Relay
2025-09-08 14:38 ` Will Deacon
2025-08-20 1:10 ` [PATCH v11 3/6] KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported Per Larsen via B4 Relay
2025-08-20 1:10 ` [PATCH v11 4/6] KVM: arm64: Mark optional FF-A 1.2 interfaces " Per Larsen via B4 Relay
2025-08-20 1:10 ` [PATCH v11 5/6] KVM: arm64: Mask response to FFA_FEATURE call Per Larsen via B4 Relay
2025-08-20 1:10 ` [PATCH v11 6/6] KVM: arm64: Bump the supported version of FF-A to 1.2 Per Larsen via B4 Relay
2025-09-08 14:39 ` [PATCH v11 0/6] KVM: arm64: Support FF-A 1.2 Will Deacon
2025-09-15 9:53 ` Marc Zyngier [this message]
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