From: Quentin Perret <qperret@google.com>
To: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
Andrew Walbran <qwandor@google.com>
Cc: kvmarm@lists.linux.dev, kernel-team@android.com,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 12/12] ANDROID: KVM: arm64: pkvm: Add support for fragmented FF-A descriptors
Date: Wed, 16 Nov 2022 17:06:44 +0000 [thread overview]
Message-ID: <Y3UYpGBlU1W62Mfz@google.com> (raw)
In-Reply-To: <20221116170335.2341003-13-qperret@google.com>
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
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
WARNING: multiple messages have this Message-ID (diff)
From: Quentin Perret <qperret@google.com>
To: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
Andrew Walbran <qwandor@google.com>
Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org,
kernel-team@android.com
Subject: Re: [PATCH 12/12] ANDROID: KVM: arm64: pkvm: Add support for fragmented FF-A descriptors
Date: Wed, 16 Nov 2022 17:06:44 +0000 [thread overview]
Message-ID: <Y3UYpGBlU1W62Mfz@google.com> (raw)
Message-ID: <20221116170644.CyHz-F8m1SQ1-BLpbuX7C6hAVeAIvo5pb3Ce5j1N5OU@z> (raw)
In-Reply-To: <20221116170335.2341003-13-qperret@google.com>
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
WARNING: multiple messages have this Message-ID (diff)
From: Quentin Perret <qperret@google.com>
To: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
Andrew Walbran <qwandor@google.com>
Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org,
kernel-team@android.com
Subject: Re: [PATCH 12/12] ANDROID: KVM: arm64: pkvm: Add support for fragmented FF-A descriptors
Date: Wed, 16 Nov 2022 17:06:44 +0000 [thread overview]
Message-ID: <Y3UYpGBlU1W62Mfz@google.com> (raw)
In-Reply-To: <20221116170335.2341003-13-qperret@google.com>
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
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-11-16 17:06 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-16 17:03 [PATCH 00/12] KVM: arm64: FF-A proxy for pKVM Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 01/12] firmware: arm_ffa: Move constants to header file Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-12-01 11:43 ` Sudeep Holla
2022-12-01 11:43 ` Sudeep Holla
2022-12-01 11:43 ` Sudeep Holla
2022-11-16 17:03 ` [PATCH 02/12] firmware: arm_ffa: Move comment before the field it is documenting Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-12-01 11:53 ` Sudeep Holla
2022-12-01 11:53 ` Sudeep Holla
2022-12-01 11:53 ` Sudeep Holla
2022-12-01 15:49 ` Will Deacon
2022-12-01 15:49 ` Will Deacon
2022-12-01 15:49 ` Will Deacon
2022-11-16 17:03 ` [PATCH 03/12] KVM: arm64: Block unsafe FF-A calls from the host Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:40 ` Oliver Upton
2022-11-16 17:40 ` Oliver Upton
2022-11-16 17:40 ` Oliver Upton
2023-04-18 12:41 ` Will Deacon
2023-04-18 12:41 ` Will Deacon
2022-11-16 17:48 ` Oliver Upton
2022-11-16 17:48 ` Oliver Upton
2022-11-16 17:48 ` Oliver Upton
2023-04-18 12:48 ` Will Deacon
2023-04-18 12:48 ` Will Deacon
2022-11-16 17:03 ` [PATCH 04/12] KVM: arm64: Probe FF-A version and host/hyp partition ID during init Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 05/12] KVM: arm64: Handle FFA_FEATURES call from the host Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 06/12] KVM: arm64: Allocate pages for hypervisor FF-A mailboxes Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 07/12] KVM: arm64: Handle FFA_RXTX_MAP and FFA_RXTX_UNMAP calls from the host Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 08/12] KVM: arm64: Add FF-A helpers to share/unshare memory with secure world Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 09/12] KVM: arm64: Handle FFA_MEM_SHARE calls from the host Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 10/12] KVM: arm64: Handle FFA_MEM_RECLAIM " Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 11/12] KVM: arm64: Handle FFA_MEM_LEND " Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` [PATCH 12/12] ANDROID: KVM: arm64: pkvm: Add support for fragmented FF-A descriptors Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:03 ` Quentin Perret
2022-11-16 17:06 ` Quentin Perret [this message]
2022-11-16 17:06 ` Quentin Perret
2022-11-16 17:06 ` Quentin Perret
2022-12-02 11:17 ` [PATCH 00/12] KVM: arm64: FF-A proxy for pKVM Will Deacon
2022-12-02 11:17 ` Will Deacon
2022-12-02 11:17 ` Will Deacon
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