[PATCH 1/2] perf mem: Simplify Arm SPE event config

Leo Yan posted 2 patches 1 day, 17 hours ago
There is a newer version of this series
[PATCH 1/2] perf mem: Simplify Arm SPE event config
Posted by Leo Yan 1 day, 17 hours ago
Since configuration fields default to zero, the zero assignments are
redundant, remove them.

Signed-off-by: Leo Yan <leo.yan@arm.com>
---
 tools/perf/arch/arm64/util/mem-events.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/perf/arch/arm64/util/mem-events.c b/tools/perf/arch/arm64/util/mem-events.c
index 9f8da7937255cc9b14c3c58a1119b40bd0c76f6b..eaf00e0609c6c1b7d939a02fe3794471d1ed119b 100644
--- a/tools/perf/arch/arm64/util/mem-events.c
+++ b/tools/perf/arch/arm64/util/mem-events.c
@@ -6,7 +6,7 @@
 #define E(t, n, s, l, a) { .tag = t, .name = n, .event_name = s, .ldlat = l, .aux_event = a }
 
 struct perf_mem_event perf_mem_events_arm[PERF_MEM_EVENTS__MAX] = {
-	E("spe-load",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=0,min_latency=%u/",	NULL,	true,	0),
-	E("spe-store",	"%s/ts_enable=1,pa_enable=1,load_filter=0,store_filter=1/",			NULL,	false,	0),
+	E("spe-load",	"%s/ts_enable=1,pa_enable=1,load_filter=1,min_latency=%u/",	NULL,	true,	0),
+	E("spe-store",	"%s/ts_enable=1,pa_enable=1,store_filter=1/",			NULL,	false,	0),
 	E("spe-ldst",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=1,min_latency=%u/",	NULL,	true,	0),
 };

-- 
2.34.1
Re: [PATCH 1/2] perf mem: Simplify Arm SPE event config
Posted by James Clark 1 day, 15 hours ago

On 12/12/2025 14:44, Leo Yan wrote:
> Since configuration fields default to zero, the zero assignments are
> redundant, remove them.
> 
> Signed-off-by: Leo Yan <leo.yan@arm.com>
> ---
>   tools/perf/arch/arm64/util/mem-events.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/perf/arch/arm64/util/mem-events.c b/tools/perf/arch/arm64/util/mem-events.c
> index 9f8da7937255cc9b14c3c58a1119b40bd0c76f6b..eaf00e0609c6c1b7d939a02fe3794471d1ed119b 100644
> --- a/tools/perf/arch/arm64/util/mem-events.c
> +++ b/tools/perf/arch/arm64/util/mem-events.c
> @@ -6,7 +6,7 @@
>   #define E(t, n, s, l, a) { .tag = t, .name = n, .event_name = s, .ldlat = l, .aux_event = a }
>   
>   struct perf_mem_event perf_mem_events_arm[PERF_MEM_EVENTS__MAX] = {
> -	E("spe-load",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=0,min_latency=%u/",	NULL,	true,	0),
> -	E("spe-store",	"%s/ts_enable=1,pa_enable=1,load_filter=0,store_filter=1/",			NULL,	false,	0),
> +	E("spe-load",	"%s/ts_enable=1,pa_enable=1,load_filter=1,min_latency=%u/",	NULL,	true,	0),
> +	E("spe-store",	"%s/ts_enable=1,pa_enable=1,store_filter=1/",			NULL,	false,	0),
>   	E("spe-ldst",	"%s/ts_enable=1,pa_enable=1,load_filter=1,store_filter=1,min_latency=%u/",	NULL,	true,	0),
>   };
> 

Reviewed-by: James Clark <james.clark@linaro.org>