[PATCH v2] selftest/livepatch: Only run test-kprobe with CONFIG_KPROBES_ON_FTRACE

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CONFIG_KPROBES_ON_FTRACE is required for test-kprobe. Skip test-kprobe
when CONFIG_KPROBES_ON_FTRACE is not set. Since some kernel may not have
/proc/config.gz, grep for kprobe_ftrace_ops from /proc/kallsyms to check
whether CONFIG_KPROBES_ON_FTRACE is enabled.

Signed-off-by: Song Liu <song@xxxxxxxxxx>

---

Changes v1 => v2:
1. Grep for kprobe_ftrace_ops in /proc/kallsyms, as some systems may not
   have /proc/config.gz
---
 tools/testing/selftests/livepatch/test-kprobe.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/testing/selftests/livepatch/test-kprobe.sh b/tools/testing/selftests/livepatch/test-kprobe.sh
index 115065156016..e514391c5454 100755
--- a/tools/testing/selftests/livepatch/test-kprobe.sh
+++ b/tools/testing/selftests/livepatch/test-kprobe.sh
@@ -5,6 +5,8 @@
 
 . $(dirname $0)/functions.sh
 
+grep kprobe_ftrace_ops /proc/kallsyms || skip "test-kprobe requires CONFIG_KPROBES_ON_FTRACE"
+
 MOD_LIVEPATCH=test_klp_livepatch
 MOD_KPROBE=test_klp_kprobe
 
-- 
2.47.1





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