6.6-stable review patch. If anyone has any objections, please let me know.
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From: Ian Rogers irogers@google.com
[ Upstream commit 459fee7b508231cd4622b3bd94aaa85e8e16b888 ]
bpf_program__attach_uprobe_opts will search LD_LIBRARY_PATH and so specifying `/lib64` is unnecessary and causes failures for libc.so.6 paths like `/lib/x86_64-linux-gnu/libc.so.6`.
Fixes: 7b47623b8cae8149 ("perf bench uprobe trace_printk: Add entry attaching an BPF program that does a trace_printk") Signed-off-by: Ian Rogers irogers@google.com Acked-by: Jiri Olsa jolsa@kernel.org Cc: Adrian Hunter adrian.hunter@intel.com Cc: Alexander Shishkin alexander.shishkin@linux.intel.com Cc: Andrei Vagin avagin@google.com Cc: Ingo Molnar mingo@redhat.com Cc: Kan Liang kan.liang@linux.intel.com Cc: Kees Kook keescook@chromium.org Cc: Mark Rutland mark.rutland@arm.com Cc: Namhyung Kim namhyung@kernel.org Cc: Peter Zijlstra peterz@infradead.org Link: https://lore.kernel.org/r/20240406040911.1603801-1-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/perf/bench/uprobe.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/bench/uprobe.c b/tools/perf/bench/uprobe.c index 914c0817fe8ad..e8e0afa13f049 100644 --- a/tools/perf/bench/uprobe.c +++ b/tools/perf/bench/uprobe.c @@ -47,7 +47,7 @@ static const char * const bench_uprobe_usage[] = { #define bench_uprobe__attach_uprobe(prog) \ skel->links.prog = bpf_program__attach_uprobe_opts(/*prog=*/skel->progs.prog, \ /*pid=*/-1, \ - /*binary_path=*/"/lib64/libc.so.6", \ + /*binary_path=*/"libc.so.6", \ /*func_offset=*/0, \ /*opts=*/&uprobe_opts); \ if (!skel->links.prog) { \