[v3] perf: arm_spe: Armv8.8 SPE features

[PATCH v3 08/10] tools headers UAPI: Sync linux/perf_event.h with the kernel sources

Posted by James Clark 6 months, 2 weeks ago

To pickup config4 changes.

Tested-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: James Clark <james.clark@linaro.org>
---
 tools/include/uapi/linux/perf_event.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 78a362b80027..0d0ed85ad8cb 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -382,6 +382,7 @@ enum perf_event_read_format {
 #define PERF_ATTR_SIZE_VER6			120	/* Add: aux_sample_size */
 #define PERF_ATTR_SIZE_VER7			128	/* Add: sig_data */
 #define PERF_ATTR_SIZE_VER8			136	/* Add: config3 */
+#define PERF_ATTR_SIZE_VER9			144	/* add: config4 */
 
 /*
  * 'struct perf_event_attr' contains various attributes that define
@@ -543,6 +544,7 @@ struct perf_event_attr {
 	__u64	sig_data;
 
 	__u64	config3; /* extension of config2 */
+	__u64	config4; /* extension of config3 */
 };
 
 /*

-- 
2.34.1

Re: [PATCH v3 08/10] tools headers UAPI: Sync linux/perf_event.h with the kernel sources

Posted by Ian Rogers 5 months, 3 weeks ago

On Thu, Jun 5, 2025 at 3:50 AM James Clark <james.clark@linaro.org> wrote:
>
> To pickup config4 changes.
>
> Tested-by: Leo Yan <leo.yan@arm.com>
> Signed-off-by: James Clark <james.clark@linaro.org>

Reviewed-by: Ian Rogers <irogers@google.com>

Thanks,
Ian

> ---
>  tools/include/uapi/linux/perf_event.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
> index 78a362b80027..0d0ed85ad8cb 100644
> --- a/tools/include/uapi/linux/perf_event.h
> +++ b/tools/include/uapi/linux/perf_event.h
> @@ -382,6 +382,7 @@ enum perf_event_read_format {
>  #define PERF_ATTR_SIZE_VER6                    120     /* Add: aux_sample_size */
>  #define PERF_ATTR_SIZE_VER7                    128     /* Add: sig_data */
>  #define PERF_ATTR_SIZE_VER8                    136     /* Add: config3 */
> +#define PERF_ATTR_SIZE_VER9                    144     /* add: config4 */
>
>  /*
>   * 'struct perf_event_attr' contains various attributes that define
> @@ -543,6 +544,7 @@ struct perf_event_attr {
>         __u64   sig_data;
>
>         __u64   config3; /* extension of config2 */
> +       __u64   config4; /* extension of config3 */
>  };
>
>  /*
>
> --
> 2.34.1
>