From: Namhyung Kim Date: Thu, 25 May 2023 00:03:07 +0000 (-0700) Subject: perf bpf filter: Fix a broken perf sample data naming for BPF CO-RE X-Git-Tag: v6.6.17~4777^2~6 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=690917c647e245da76183656400d4926427a8b93;p=platform%2Fkernel%2Flinux-rpi.git perf bpf filter: Fix a broken perf sample data naming for BPF CO-RE BPF CO-RE requires 3 underscores for the ignored suffix rule but it mistakenly used only 2. Let's fix it. Fixes: 3a8b8fc3174891c4 ("perf bpf filter: Support pre-5.16 kernels where 'mem_hops' isn't in 'union perf_mem_data_src'") Signed-off-by: Namhyung Kim Acked-by: Andrii Nakryiko Acked-by: John Fastabend Cc: Adrian Hunter Cc: Ian Rogers Cc: Ingo Molnar Cc: Jiri Olsa Cc: Peter Zijlstra Cc: Song Liu Cc: bpf@vger.kernel.org Link: https://lore.kernel.org/r/20230525000307.3202449-1-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/util/bpf_skel/sample_filter.bpf.c b/tools/perf/util/bpf_skel/sample_filter.bpf.c index cffe493..fb94f52 100644 --- a/tools/perf/util/bpf_skel/sample_filter.bpf.c +++ b/tools/perf/util/bpf_skel/sample_filter.bpf.c @@ -25,7 +25,7 @@ struct perf_sample_data___new { } __attribute__((preserve_access_index)); /* new kernel perf_mem_data_src definition */ -union perf_mem_data_src__new { +union perf_mem_data_src___new { __u64 val; struct { __u64 mem_op:5, /* type of opcode */ @@ -108,7 +108,7 @@ static inline __u64 perf_get_sample(struct bpf_perf_event_data_kern *kctx, if (entry->part == 7) return kctx->data->data_src.mem_blk; if (entry->part == 8) { - union perf_mem_data_src__new *data = (void *)&kctx->data->data_src; + union perf_mem_data_src___new *data = (void *)&kctx->data->data_src; if (bpf_core_field_exists(data->mem_hops)) return data->mem_hops;