Re: [PATCH bpf-next 1/2] bpf: extend stackmap to save binary_build_id+offset instead of address

[David Miller]

From: Song Liu <songliubrav...@fb.com>
Date: Mon, 26 Feb 2018 09:49:22 -0800

> diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
> index b0ecf43..e6a48ca 100644
> --- a/kernel/bpf/stackmap.c
> +++ b/kernel/bpf/stackmap.c
> @@ -9,16 +9,18 @@
>  #include <linux/filter.h>
>  #include <linux/stacktrace.h>
>  #include <linux/perf_event.h>
> +#include <uapi/linux/elf.h>
>  #include "percpu_freelist.h"

Hmmm, why do you explicitly need to include a uapi path?  linux/elf.h
should resolve naturally without such an explicit uapi path.