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Fri, 20 Feb 2026 06:12:47 -0800 (PST) From: Marcos Paulo de Souza Date: Fri, 20 Feb 2026 11:12:34 -0300 Subject: [PATCH 2/2] selftests: livepatch: functions.sh: Workaround heredoc on older bash Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260220-lp-test-trace-v1-2-4b6703cd01a6@suse.com> References: <20260220-lp-test-trace-v1-0-4b6703cd01a6@suse.com> In-Reply-To: <20260220-lp-test-trace-v1-0-4b6703cd01a6@suse.com> To: Josh Poimboeuf , Jiri Kosina , Miroslav Benes , Petr Mladek , Joe Lawrence , Shuah Khan Cc: live-patching@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Marcos Paulo de Souza X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1771596757; l=1061; i=mpdesouza@suse.com; s=20231031; h=from:subject:message-id; bh=2md64ytofqgo4G1D1UhLCcPUCs8ETnPv72SPqDzXeAg=; b=HHrucUUJHPEYEpVG0/tc4hROqI0nwjtNy9OQC3i47BR+EGbsZw8+fl0tzRFfiFRTi/PSRtxL0 YDBcY5AvBogAdMushsXKWxg9JGQjV0TQHeLldsIsgUrJNndK/VXN7dD X-Developer-Key: i=mpdesouza@suse.com; a=ed25519; pk=/Ni/TsKkr69EOmdZXkp1Q/BlzDonbOBRsfPa18ySIwU= When running current selftests on older distributions like SLE12-SP5 that contains an older bash trips over heredoc. Convert it to plain echo calls, which ends up with the same result. Signed-off-by: Marcos Paulo de Souza --- tools/testing/selftests/livepatch/functions.sh | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/livepatch/functions.sh b/tools/testing/selftests/livepatch/functions.sh index 8ec0cb64ad94..45ed04c6296e 100644 --- a/tools/testing/selftests/livepatch/functions.sh +++ b/tools/testing/selftests/livepatch/functions.sh @@ -96,10 +96,8 @@ function pop_config() { } function set_dynamic_debug() { - cat <<-EOF > "$SYSFS_DEBUG_DIR/dynamic_debug/control" - file kernel/livepatch/* +p - func klp_try_switch_task -p - EOF + echo "file kernel/livepatch/* +p" > "$SYSFS_DEBUG_DIR/dynamic_debug/control" + echo "func klp_try_switch_task -p" > "$SYSFS_DEBUG_DIR/dynamic_debug/control" } function set_ftrace_enabled() { -- 2.52.0