From 6612d4d4910d45b15dee4a989b1aa2ddce8cc617 Mon Sep 17 00:00:00 2001 From: Howard Chu Date: Wed, 28 May 2025 12:11:43 -0700 Subject: [PATCH] perf test trace: Use shell's -f flag to check if vmlinux exists To match the style of the existing codebase, no functional changes were applied. Signed-off-by: Howard Chu Tested-by: Namhyung Kim Link: https://lore.kernel.org/r/20250528191148.89118-2-howardchu95@gmail.com Signed-off-by: Namhyung Kim --- tools/perf/tests/shell/trace_btf_enum.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/trace_btf_enum.sh b/tools/perf/tests/shell/trace_btf_enum.sh index f0b49f7fb57d..b3775209a0b1 100755 --- a/tools/perf/tests/shell/trace_btf_enum.sh +++ b/tools/perf/tests/shell/trace_btf_enum.sh @@ -17,7 +17,7 @@ skip_if_no_perf_trace || exit 2 check_vmlinux() { echo "Checking if vmlinux exists" - if ! ls /sys/kernel/btf/vmlinux 1>/dev/null 2>&1 + if [ ! -f /sys/kernel/btf/vmlinux ] then echo "trace+enum test [Skipped missing vmlinux BTF support]" err=2 -- 2.25.1