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From: Howard Chu <howardchu95@gmail.com>
To: acme@kernel.org
Cc: mingo@redhat.com, namhyung@kernel.org, mark.rutland@arm.com,
	alexander.shishkin@linux.intel.com, jolsa@kernel.org,
	irogers@google.com, adrian.hunter@intel.com,
	peterz@infradead.org, kan.liang@linux.intel.com,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
	Howard Chu <howardchu95@gmail.com>
Subject: [PATCH v1 1/5] perf test trace: Use shell's -f flag to check if vmlinux exists
Date: Sat, 17 May 2025 09:32:26 -0700	[thread overview]
Message-ID: <20250517163230.1237469-2-howardchu95@gmail.com> (raw)
In-Reply-To: <20250517163230.1237469-1-howardchu95@gmail.com>

To match the style of the existing codebase, no functional changes
were applied.

Signed-off-by: Howard Chu <howardchu95@gmail.com>
---
 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
-- 
2.45.2


  reply	other threads:[~2025-05-17 16:32 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-17 16:32 [PATCH v1 0/5] perf test trace: Reduce test failures and make error messages verbose Howard Chu
2025-05-17 16:32 ` Howard Chu [this message]
2025-05-17 16:32 ` [PATCH v1 2/5] perf test trace: Remove set -e and print trace test's error messages Howard Chu
2025-05-18 17:36   ` Namhyung Kim
2025-05-18 18:14     ` Howard Chu
2025-05-17 16:32 ` [PATCH v1 3/5] perf test trace: Stop tracing hrtimer_init event in trace enum test Howard Chu
2025-05-17 16:32 ` [PATCH v1 4/5] perf test trace: Remove set -e for BTF general tests Howard Chu
2025-05-18 17:38   ` Namhyung Kim
2025-05-18 18:18     ` Howard Chu
2025-05-17 16:32 ` [PATCH v1 5/5] perf test trace BTF: Use --sort-events in " Howard Chu
2025-05-18 17:51   ` Namhyung Kim
2025-05-18 18:11     ` Howard Chu

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