From: Zong Li <zong.li@sifive.com>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: joro@8bytes.org, will@kernel.org, robin.murphy@arm.com,
tjeznach@rivosinc.com, paul.walmsley@sifive.com,
palmer@dabbelt.com, aou@eecs.berkeley.edu, kevin.tian@intel.com,
linux-kernel@vger.kernel.org, iommu@lists.linux.dev,
linux-riscv@lists.infradead.org
Subject: Re: [RFC PATCH v2 01/10] iommu/riscv: add RISC-V IOMMU PMU support
Date: Tue, 18 Jun 2024 09:14:49 +0800 [thread overview]
Message-ID: <CANXhq0oq=JjwjneJ+S2YtuaaPWdHYHuKrtcm+_Agn4CfjbyfDw@mail.gmail.com> (raw)
In-Reply-To: <20240617145521.GE791043@ziepe.ca>
On Mon, Jun 17, 2024 at 10:55 PM Jason Gunthorpe <jgg@ziepe.ca> wrote:
>
> On Fri, Jun 14, 2024 at 10:21:47PM +0800, Zong Li wrote:
> > This patch implements the RISC-V IOMMU hardware performance monitor, it
> > includes the counting ans sampling mode.
> >
> > Specification doesn't define the event ID for counting the number of
> > clock cycles, there is no associated iohpmevt0. But we need an event for
> > counting cycle in perf, reserve the maximum number of event ID for it now.
>
> Why is this part of the nesting series?
As you mentioned, it should be a separate patch set, let me submit it
individually in the next version. Thanks
>
> Jason
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next prev parent reply other threads:[~2024-06-18 1:15 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-14 14:21 [RFC PATCH v2 00/10] RISC-V IOMMU HPM and nested IOMMU support Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 01/10] iommu/riscv: add RISC-V IOMMU PMU support Zong Li
2024-06-17 14:55 ` Jason Gunthorpe
2024-06-18 1:14 ` Zong Li [this message]
2024-06-14 14:21 ` [RFC PATCH v2 02/10] iommu/riscv: support HPM and interrupt handling Zong Li
2024-12-10 7:54 ` [External] " yunhui cui
2024-12-10 8:48 ` Xu Lu
2024-12-27 8:37 ` Zong Li
2025-09-01 13:36 ` [RFC PATCH v2 00/10] RISC-V IOMMU HPM and nested IOMMU support niliqiang
2025-09-02 4:01 ` Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 03/10] iommu/riscv: use data structure instead of individual values Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 04/10] iommu/riscv: add iotlb_sync_map operation support Zong Li
2024-06-15 3:14 ` Baolu Lu
2024-06-17 13:43 ` Zong Li
2024-06-17 14:39 ` Jason Gunthorpe
2024-06-18 3:01 ` Zong Li
2024-06-18 13:31 ` Jason Gunthorpe
2024-06-14 14:21 ` [RFC PATCH v2 05/10] iommu/riscv: support GSCID and GVMA invalidation command Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 06/10] iommu/riscv: support nested iommu for getting iommu hardware information Zong Li
2024-06-19 15:49 ` Jason Gunthorpe
2024-06-21 7:32 ` Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 07/10] iommu/riscv: support nested iommu for creating domains owned by userspace Zong Li
2024-06-19 16:02 ` Jason Gunthorpe
2024-06-28 9:03 ` Zong Li
2024-06-28 22:32 ` Jason Gunthorpe
2024-06-19 16:34 ` Joao Martins
2024-06-21 7:34 ` Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 08/10] iommu/riscv: support nested iommu for flushing cache Zong Li
2024-06-15 3:22 ` Baolu Lu
2024-06-17 2:16 ` Zong Li
2024-06-19 16:17 ` Jason Gunthorpe
2024-06-28 8:19 ` Zong Li
2024-06-28 22:26 ` Jason Gunthorpe
2024-06-14 14:21 ` [RFC PATCH v2 09/10] iommu/dma: Support MSIs through nested domains Zong Li
2024-06-14 18:12 ` Nicolin Chen
2024-06-17 2:15 ` Zong Li
2024-06-14 14:21 ` [RFC PATCH v2 10/10] iommu:riscv: support nested iommu for get_msi_mapping_domain operation Zong Li
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