[PATCH v2 0/3] perf arm-spe: Add snapshot mode support

Namhyung Kim namhyung at kernel.org
Wed Nov 10 15:52:02 PST 2021


Hello,

On Tue, Nov 9, 2021 at 8:30 AM German Gomez <german.gomez at arm.com> wrote:
>
> This patchset adds snapshot mode support for arm-spe.
>
>   - [PATCH 1/3] implements the minimal callbacks to support recording in
>     snapshot mode.
>   - [PATCH 2/3] implements the find_snapshot callback in order to handle
>     wrap-arounds in the AUX buffer.
>   - [PATCH 3/3] adds a test for spe snapshot mode.
>
> ---
>
> Changes since v1:
>   - Added acme at kernel.org to the recipients list as I forgot to include
>     him in the original patchset [1].
>   - Removed [PATCH 1/5] and [PATCH 2/5] in order to keep patches
>     semantically relevant.
>   - Updated test script test_arm_spe.sh because it wasn't working on
>     distributions that use dash shell v0.5.10 (ubuntu 20) [2].
>
> [1] https://lore.kernel.org/all/20210916154635.1525-1-german.gomez@arm.com/
> [2] https://lore.kernel.org/all/fd65eb63-d4ca-2105-74cb-c717ad2eb7d3@arm.com/
>
> German Gomez (3):
>   perf arm-spe: Add snapshot mode support
>   perf arm-spe: Implement find_snapshot callback
>   perf arm-spe: Snapshot mode test

Acked-by: Namhyung Kim <namhyung at kernel.org>

Thanks,
Namhyung

>
>  tools/perf/arch/arm64/util/arm-spe.c   | 275 +++++++++++++++++++++++++
>  tools/perf/tests/shell/test_arm_spe.sh |  89 ++++++++
>  2 files changed, 364 insertions(+)
>  create mode 100755 tools/perf/tests/shell/test_arm_spe.sh
>
> --
> 2.25.1
>



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