linux-kernel - Re: [PATCH v6 00/10] riscv: Allow userspace to directly access perf counters

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Message-Id: <169340163439.19859.16491167037069434691.git-patchwork-notify@kernel.org>
Date:   Wed, 30 Aug 2023 13:20:34 +0000
From:   patchwork-bot+linux-riscv@...nel.org
To:     Alexandre Ghiti <alexghiti@...osinc.com>
Cc:     linux-riscv@...ts.infradead.org, corbet@....net,
        peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        mark.rutland@....com, alexander.shishkin@...ux.intel.com,
        jolsa@...nel.org, namhyung@...nel.org, irogers@...gle.com,
        paul.walmsley@...ive.com, palmer@...belt.com,
        aou@...s.berkeley.edu, atishp@...shpatra.org, anup@...infault.org,
        will@...nel.org, robh@...nel.org, ajones@...tanamicro.com,
        remi@...lab.net, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v6 00/10] riscv: Allow userspace to directly access perf
 counters

Hello:

This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@...osinc.com>:

On Wed,  2 Aug 2023 10:03:18 +0200 you wrote:
> riscv used to allow direct access to cycle/time/instret counters,
> bypassing the perf framework, this patchset intends to allow the user to
> mmap any counter when accessed through perf.
> 
> **Important**: The default mode is now user access through perf only, not
> the legacy so some applications will break. However, we introduce a sysctl
> perf_user_access like arm64 does, which will allow to switch to the legacy
> mode described above.
> 
> [...]

Here is the summary with links:
  - [v6,01/10] perf: Fix wrong comment about default event_idx
    https://git.kernel.org/riscv/c/366d259ff597
  - [v6,02/10] include: riscv: Fix wrong include guard in riscv_pmu.h
    https://git.kernel.org/riscv/c/f117ae55b019
  - [v6,03/10] riscv: Make legacy counter enum match the HW numbering
    https://git.kernel.org/riscv/c/e8b785e98abb
  - [v6,04/10] drivers: perf: Rename riscv pmu sbi driver
    https://git.kernel.org/riscv/c/d5ac062d82d8
  - [v6,05/10] riscv: Prepare for user-space perf event mmap support
    https://git.kernel.org/riscv/c/83c5e13b8cbb
  - [v6,06/10] drivers: perf: Implement perf event mmap support in the legacy backend
    https://git.kernel.org/riscv/c/50be34282905
  - [v6,07/10] drivers: perf: Implement perf event mmap support in the SBI backend
    https://git.kernel.org/riscv/c/cc4c07c89aad
  - [v6,08/10] Documentation: admin-guide: Add riscv sysctl_perf_user_access
    https://git.kernel.org/riscv/c/57972127b20e
  - [v6,09/10] tools: lib: perf: Implement riscv mmap support
    https://git.kernel.org/riscv/c/60bd50116484
  - [v6,10/10] perf: tests: Adapt mmap-basic.c for riscv
    https://git.kernel.org/riscv/c/26ba042414a3

You are awesome, thank you!
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