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From: Zong Li <zong.li@sifive.com>
Date: Tue, 7 May 2024 22:31:16 +0800
Message-ID: <CANXhq0rmSpDrZji7de7iz4TSJ-6Fp6_e1ZagsGYRcHAo6n9THg@mail.gmail.com>
Subject: Re: [RFC 0/6] RISC-V IOMMU HPM and nested IOMMU support
To: joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, 
	tjeznach@rivosinc.com, paul.walmsley@sifive.com, palmer@dabbelt.com, 
	aou@eecs.berkeley.edu, jgg@ziepe.ca, kevin.tian@intel.com, 
	linux-kernel@vger.kernel.org, iommu@lists.linux.dev, 
	linux-riscv@lists.infradead.org
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On Tue, May 7, 2024 at 10:07=E2=80=AFPM Zong Li <zong.li@sifive.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/0537=
08.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=3Dshadow' option from format-patch, as it causes RFC 5322
compliance issues, and also correct the subject of the series.
Thanks.