Re: Building perf with BUILD_BPF_SKEL=1 by default

From: Arnaldo Carvalho de Melo
Date: Mon Dec 06 2021 - 19:49:37 EST


Em Mon, Dec 06, 2021 at 10:34:31PM +0000, Song Liu escreveu:
> >From e033fd36657288ece383ba528aaff7b56eebfee2 Mon Sep 17 00:00:00 2001
> From: Song Liu <songliubraving@xxxxxx>
> Date: Fri, 3 Dec 2021 15:14:41 -0800
> Subject: [PATCH] perf/bpf_skel: do not use typedef to avoid error on old clang
>
> When building bpf_skel with clang-10, typedef causes confusions like:
>
> libbpf: map 'prev_readings': unexpected def kind var.
>
> Fix this by removing the typedef.
>
> Fixes: 7fac83aaf2ee ("perf stat: Introduce 'bperf' to share hardware PMCs with BPF")

Please get a larger sha abbrev:

⬢[acme@toolbox perf]$ grep core -A1 ~/.gitconfig
[core]
abbrev = 16
⬢[acme@toolbox perf]$



Thanks, applied.

- Arnaldo