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From: Rob Herring <robh@kernel.org>
To: Yi-De Wu <yi-de.wu@mediatek.com>
Cc: Yingshiuan Pan <yingshiuan.pan@mediatek.com>,
	Ze-Yu Wang <ze-yu.wang@mediatek.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno 
	<angelogioacchino.delregno@collabora.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-arch@vger.kernel.org, linux-mediatek@lists.infradead.org,
	David Bradil <dbrazdil@google.com>,
	Trilok Soni <quic_tsoni@quicinc.com>,
	Ivan Tseng <ivan.tseng@mediatek.com>,
	Jade Shih <jades.shih@mediatek.com>,
	My Chuang <my.chuang@mediatek.com>,
	Shawn Hsiao <shawn.hsiao@mediatek.com>,
	PeiLun Suei <peilun.suei@mediatek.com>,
	Liju Chen <liju-clr.chen@mediatek.com>,
	Willix Yeh <chi-shen.yeh@mediatek.com>
Subject: Re: [PATCH v5 04/12] virt: geniezone: Add vcpu support
Date: Fri, 11 Aug 2023 11:00:54 -0600	[thread overview]
Message-ID: <20230811170054.GB3593414-robh@kernel.org> (raw)
In-Reply-To: <20230727080005.14474-5-yi-de.wu@mediatek.com>

On Thu, Jul 27, 2023 at 03:59:57PM +0800, Yi-De Wu wrote:
> From: "Yingshiuan Pan" <yingshiuan.pan@mediatek.com>
> 
> VMM use this interface to create vcpu instance which is a fd, and this
> fd will be for any vcpu operations, such as setting vcpu registers and
> accepts the most important ioctl GZVM_VCPU_RUN which requests GenieZone
> hypervisor to do context switch to execute VM's vcpu context.
> 
> Signed-off-by: Yingshiuan Pan <yingshiuan.pan@mediatek.com>
> Signed-off-by: Jerry Wang <ze-yu.wang@mediatek.com>
> Signed-off-by: Liju Chen <liju-clr.chen@mediatek.com>
> Signed-off-by: Yi-De Wu <yi-de.wu@mediatek.com>
> ---
>  arch/arm64/geniezone/Makefile           |   2 +-
>  arch/arm64/geniezone/gzvm_arch_common.h |  20 ++
>  arch/arm64/geniezone/vcpu.c             |  88 +++++++++
>  arch/arm64/geniezone/vm.c               |  11 ++
>  arch/arm64/include/uapi/asm/gzvm_arch.h |  30 +++

I'm almost certain that the arm64 maintainers will reject putting this 
here. What is the purpose of the split with drivers/virt/? Do you plan 
to support another arch in the near future?

Yes, there's KVM stuff in arch/arm64, but that is multi-arch.

>  drivers/virt/geniezone/Makefile         |   3 +-
>  drivers/virt/geniezone/gzvm_vcpu.c      | 250 ++++++++++++++++++++++++
>  drivers/virt/geniezone/gzvm_vm.c        |   5 +
>  include/linux/gzvm_drv.h                |  21 ++
>  include/uapi/linux/gzvm.h               | 136 +++++++++++++
>  10 files changed, 564 insertions(+), 2 deletions(-)
>  create mode 100644 arch/arm64/geniezone/vcpu.c
>  create mode 100644 drivers/virt/geniezone/gzvm_vcpu.c

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Yi-De Wu <yi-de.wu@mediatek.com>
Cc: Yingshiuan Pan <yingshiuan.pan@mediatek.com>,
	Ze-Yu Wang <ze-yu.wang@mediatek.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Jonathan Corbet <corbet@lwn.net>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-arch@vger.kernel.org, linux-mediatek@lists.infradead.org,
	David Bradil <dbrazdil@google.com>,
	Trilok Soni <quic_tsoni@quicinc.com>,
	Ivan Tseng <ivan.tseng@mediatek.com>,
	Jade Shih <jades.shih@mediatek.com>,
	My Chuang <my.chuang@mediatek.com>,
	Shawn Hsiao <shawn.hsiao@mediatek.com>,
	PeiLun Suei <peilun.suei@mediatek.com>,
	Liju Chen <liju-clr.chen@mediatek.com>,
	Willix Yeh <chi-shen.yeh@mediatek.com>
Subject: Re: [PATCH v5 04/12] virt: geniezone: Add vcpu support
Date: Fri, 11 Aug 2023 11:00:54 -0600	[thread overview]
Message-ID: <20230811170054.GB3593414-robh@kernel.org> (raw)
In-Reply-To: <20230727080005.14474-5-yi-de.wu@mediatek.com>

On Thu, Jul 27, 2023 at 03:59:57PM +0800, Yi-De Wu wrote:
> From: "Yingshiuan Pan" <yingshiuan.pan@mediatek.com>
> 
> VMM use this interface to create vcpu instance which is a fd, and this
> fd will be for any vcpu operations, such as setting vcpu registers and
> accepts the most important ioctl GZVM_VCPU_RUN which requests GenieZone
> hypervisor to do context switch to execute VM's vcpu context.
> 
> Signed-off-by: Yingshiuan Pan <yingshiuan.pan@mediatek.com>
> Signed-off-by: Jerry Wang <ze-yu.wang@mediatek.com>
> Signed-off-by: Liju Chen <liju-clr.chen@mediatek.com>
> Signed-off-by: Yi-De Wu <yi-de.wu@mediatek.com>
> ---
>  arch/arm64/geniezone/Makefile           |   2 +-
>  arch/arm64/geniezone/gzvm_arch_common.h |  20 ++
>  arch/arm64/geniezone/vcpu.c             |  88 +++++++++
>  arch/arm64/geniezone/vm.c               |  11 ++
>  arch/arm64/include/uapi/asm/gzvm_arch.h |  30 +++

I'm almost certain that the arm64 maintainers will reject putting this 
here. What is the purpose of the split with drivers/virt/? Do you plan 
to support another arch in the near future?

Yes, there's KVM stuff in arch/arm64, but that is multi-arch.

>  drivers/virt/geniezone/Makefile         |   3 +-
>  drivers/virt/geniezone/gzvm_vcpu.c      | 250 ++++++++++++++++++++++++
>  drivers/virt/geniezone/gzvm_vm.c        |   5 +
>  include/linux/gzvm_drv.h                |  21 ++
>  include/uapi/linux/gzvm.h               | 136 +++++++++++++
>  10 files changed, 564 insertions(+), 2 deletions(-)
>  create mode 100644 arch/arm64/geniezone/vcpu.c
>  create mode 100644 drivers/virt/geniezone/gzvm_vcpu.c

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  reply	other threads:[~2023-08-11 17:01 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-27  7:59 [PATCH v5 00/12] GenieZone hypervisor drivers Yi-De Wu
2023-07-27  7:59 ` Yi-De Wu
2023-07-27  7:59 ` [PATCH v5 01/12] docs: geniezone: Introduce GenieZone hypervisor Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-07-27  7:59 ` [PATCH v5 02/12] dt-bindings: hypervisor: Add MediaTek " Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-07-27  7:59 ` [PATCH v5 03/12] virt: geniezone: Add GenieZone hypervisor support Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-07-27  8:51   ` Eugen Hristev
2023-07-27  8:51     ` Eugen Hristev
2023-08-01  7:03     ` Yi-De Wu (吳一德)
2023-08-01  7:03       ` Yi-De Wu (吳一德)
2023-07-27 10:08   ` AngeloGioacchino Del Regno
2023-07-27 10:08     ` AngeloGioacchino Del Regno
2023-07-27  7:59 ` [PATCH v5 04/12] virt: geniezone: Add vcpu support Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-08-11 17:00   ` Rob Herring [this message]
2023-08-11 17:00     ` Rob Herring
2023-08-15  9:53     ` Will Deacon
2023-08-15  9:53       ` Will Deacon
2023-08-31  6:54     ` Yi-De Wu (吳一德)
2023-08-31  6:54       ` Yi-De Wu (吳一德)
2023-07-27  7:59 ` [PATCH v5 05/12] virt: geniezone: Add irqchip support for virtual interrupt injection Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-07-27  7:59 ` [PATCH v5 06/12] virt: geniezone: Add irqfd support Yi-De Wu
2023-07-27  7:59   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 07/12] virt: geniezone: Add ioeventfd support Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 08/12] virt: geniezone: Add memory region support Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 09/12] virt: geniezone: Add dtb config support Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 10/12] virt: geniezone: Add virtual timer support Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 11/12] virt: geniezone: Add guest page fault handler Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27  8:00 ` [PATCH v5 12/12] virt: geniezone: Add memory pin/unpin support Yi-De Wu
2023-07-27  8:00   ` Yi-De Wu
2023-07-27 17:28   ` Elliot Berman
2023-07-27 17:28     ` Elliot Berman
2023-08-11 16:52 ` [PATCH v5 00/12] GenieZone hypervisor drivers Rob Herring
2023-08-11 16:52   ` Rob Herring
2023-08-17  7:31   ` Yi-De Wu (吳一德)
2023-08-17  7:31     ` Yi-De Wu (吳一德)
2023-08-31  8:09     ` Yi-De Wu (吳一德)
2023-08-31  8:09       ` Yi-De Wu (吳一德)

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