Re: [PATCH v5 0/4] perf arm_spe: Extend SIMD operations

[Namhyung Kim <namhyung@kernel.org>]

Hi Leo,

On Wed, Apr 08, 2026 at 10:42:30AM +0100, Leo Yan wrote:
> This series extends SIMD flag for Arm SPE and updated the document.
> 
> Since I failed to get perf core maintainer's review for uAPI header
> updating for data source fields (since last year's Sepetember), this
> series I dropped uAPI changes and sent only SIMD flag changes, hope
> it is easier for perf tool maintainer's picking up.

Sure, I believe these SIMD flags are independent from the kernel and
uAPI changes as they are from ARM SPE formats directly.

> 
> Anyway, uAPI patches will be sent out separately.
> 
> This version is rebased onto the latest perf-tools-next branch.

Thanks for your work,
Namhyung

> 
> Signed-off-by: Leo Yan <leo.yan@arm.com>
> ---
> Changes in v5:
> - Dropped uAPI header changes for data source fields updating.
> - Link to v4: https://lore.kernel.org/r/20260106-perf_support_arm_spev1-3-v4-0-b887bb999f6e@arm.com
> 
> Changes in v4 (resend):
> - Updated for Ian and James' review tags.
> - Link to v4: https://lore.kernel.org/r/20260106-perf_support_arm_spev1-3-v4-0-bb2d143b3860@arm.com
> 
> Changes in v4:
> - Updated for Ian and James' review tags.
> - Rebased on the latest perf-tools-next branch.
> - Link to v3: https://lore.kernel.org/r/20251112-perf_support_arm_spev1-3-v3-0-e63c9829f9d9@arm.com
> 
> Changes in v3:
> - Rebased on the latest perf-tools-next branch.
> - Link to v2: https://lore.kernel.org/r/20251017-perf_support_arm_spev1-3-v2-0-2d41e4746e1b@arm.com
> 
> Changes in v2:
> - Refined to use enums for 2nd operation types. (James)
> - Avoided adjustment bit positions for operations. (James)
> - Used enum for extended operation type in uapi header and defined
>   individual bit field for operation details in uaip header. (James)
> - Refined SIMD flag definitions. (James)
> - Extracted a separate commit for updating tool's header. (James/Arnaldo)
> - Minor improvement for printing memory events.
> - Rebased on the latest perf-tools-next branch.
> - Link to v1: https://lore.kernel.org/r/20250929-perf_support_arm_spev1-3-v1-0-1150b3c83857@arm.com
> 
> ---
> Leo Yan (4):
>       perf sort: Support sort ASE and SME
>       perf sort: Sort disabled and full predicated flags
>       perf report: Update document for SIMD flags
>       perf arm_spe: Improve SIMD flags setting
> 
>  tools/perf/Documentation/perf-report.txt |  5 ++++-
>  tools/perf/util/arm-spe.c                | 26 ++++++++++++++++++++------
>  tools/perf/util/sample.h                 | 21 ++++++++++++++++-----
>  tools/perf/util/sort.c                   | 21 +++++++++++++++------
>  4 files changed, 55 insertions(+), 18 deletions(-)
> ---
> base-commit: dc647eb00969cd213c84d6caee90c480317e857d
> change-id: 20250820-perf_support_arm_spev1-3-b6efd6fc77b2
> 
> Best regards,
> -- 
> Leo Yan <leo.yan@arm.com>
>