perf trace: Change __augmented_syscalls__'s value to int

[PATCH] perf trace: Change __augmented_syscalls__'s value to int

Posted by Howard Chu 8 months, 3 weeks ago

This is to match the type of file descriptors, as suggested by Ian
Rogers in this discussion:
https://lore.kernel.org/linux-perf-users/CAP-5=fU+9EQKT2fOuBQ5ds6s4Bh6rWrvco1ow6B-CQ92XuO1kQ@mail.gmail.com/

Signed-off-by: Howard Chu <howardchu95@gmail.com>
Suggested-by: Ian Rogers <irogers@google.com>
---
 tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c b/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
index e4352881e3fa..18a3086489ea 100644
--- a/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
+++ b/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
@@ -31,7 +31,7 @@
 struct __augmented_syscalls__ {
 	__uint(type, BPF_MAP_TYPE_PERF_EVENT_ARRAY);
 	__type(key, int);
-	__type(value, __u32);
+	__type(value, int);
 	__uint(max_entries, MAX_CPUS);
 } __augmented_syscalls__ SEC(".maps");
 
-- 
2.45.2

Re: [PATCH] perf trace: Change __augmented_syscalls__'s value to int

Posted by Namhyung Kim 8 months, 3 weeks ago

On Wed, Mar 26, 2025 at 12:58:01PM -0700, Howard Chu wrote:
> This is to match the type of file descriptors, as suggested by Ian
> Rogers in this discussion:
> https://lore.kernel.org/linux-perf-users/CAP-5=fU+9EQKT2fOuBQ5ds6s4Bh6rWrvco1ow6B-CQ92XuO1kQ@mail.gmail.com/
> 
> Signed-off-by: Howard Chu <howardchu95@gmail.com>
> Suggested-by: Ian Rogers <irogers@google.com>

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

Thanks,
Namhyung

> ---
>  tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c b/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
> index e4352881e3fa..18a3086489ea 100644
> --- a/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
> +++ b/tools/perf/util/bpf_skel/augmented_raw_syscalls.bpf.c
> @@ -31,7 +31,7 @@
>  struct __augmented_syscalls__ {
>  	__uint(type, BPF_MAP_TYPE_PERF_EVENT_ARRAY);
>  	__type(key, int);
> -	__type(value, __u32);
> +	__type(value, int);
>  	__uint(max_entries, MAX_CPUS);
>  } __augmented_syscalls__ SEC(".maps");
>  
> -- 
> 2.45.2
>