linux-kernel - Re: [RFC 0/6] RISC-V IOMMU HPM and nested IOMMU support

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Message-ID: <CANXhq0rmSpDrZji7de7iz4TSJ-6Fp6_e1ZagsGYRcHAo6n9THg@mail.gmail.com>
Date: Tue, 7 May 2024 22:31:16 +0800
From: Zong Li <zong.li@...ive.com>
To: joro@...tes.org, will@...nel.org, robin.murphy@....com, 
	tjeznach@...osinc.com, paul.walmsley@...ive.com, palmer@...belt.com, 
	aou@...s.berkeley.edu, jgg@...pe.ca, kevin.tian@...el.com, 
	linux-kernel@...r.kernel.org, iommu@...ts.linux.dev, 
	linux-riscv@...ts.infradead.org
Subject: Re: [RFC 0/6] RISC-V IOMMU HPM and nested IOMMU support

On Tue, May 7, 2024 at 10:07 PM Zong Li <zong.li@...ive.com> wrote:
>
> This series includes RISC-V IOMMU hardware performance monitor and
> nested IOMMU support. It also introduces operations for the g-stage
> table, which are required for nested IOMMU.
>
> This patch set is implemented on top of the RISC-V IOMMU v4 series [1],
> and it will be submitted as an RFC until the RISC-V IOMMU has been
> merged. Additionally, it will be updated as needed when a new version
> of the RISC-V IOMMU series is posted.
>
> [1] link: https://lists.infradead.org/pipermail/linux-riscv/2024-May/053708.html
>
> Zong Li (6):
>   iommu/riscv: Add RISC-V IOMMU PMU support
>   iommu/riscv: Support HPM and interrupt handling
>   iommu/riscv: support GSCID
>   iommu/riscv: support nested iommu for getting iommu hardware
>     information
>   iommu/riscv: support nested iommu for creating domains owned by
>     userspace
>   iommu/riscv: support nested iommu for flushing cache
>
>  drivers/iommu/riscv/Makefile     |   4 +-
>  drivers/iommu/riscv/iommu-bits.h |  22 ++
>  drivers/iommu/riscv/iommu-pmu.c  | 477 ++++++++++++++++++++++++++++++
>  drivers/iommu/riscv/iommu.c      | 481 +++++++++++++++++++++++++++++--
>  drivers/iommu/riscv/iommu.h      |   8 +
>  include/uapi/linux/iommufd.h     |  39 +++
>  6 files changed, 1002 insertions(+), 29 deletions(-)
>  create mode 100644 drivers/iommu/riscv/iommu-pmu.c
>
> --
> 2.17.1
>

Please drop this one, I have resent this series by removing the
'--thread=shadow' option from format-patch, as it causes RFC 5322
compliance issues, and also correct the subject of the series.
Thanks.