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-rw-r--r--samples/kprobes/kprobe_example.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c
index 727eb21c9c56..2bb190dee66f 100644
--- a/samples/kprobes/kprobe_example.c
+++ b/samples/kprobes/kprobe_example.c
@@ -14,9 +14,13 @@
#include <linux/module.h>
#include <linux/kprobes.h>
+#define MAX_SYMBOL_LEN 64
+static char symbol[MAX_SYMBOL_LEN] = "_do_fork";
+module_param_string(symbol, symbol, sizeof(symbol), 0644);
+
/* For each probe you need to allocate a kprobe structure */
static struct kprobe kp = {
- .symbol_name = "_do_fork",
+ .symbol_name = symbol,
};
/* kprobe pre_handler: called just before the probed instruction is executed */