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charset="utf-8" When tracepoint_debug is set, we may get the output in kernel log: [ 380.013843] Probe 0 : 00000000f0d68cda It is not readable, so change to print the function symbol. After this patch, the output may becomes: [ 54.930567] Probe 0 : perf_trace_sched_wakeup_template Reviewed-by: Christoph Lameter Signed-off-by: Huang Shijie --- kernel/tracepoint.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 1848ce7e2976..82bef4b9400a 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -127,7 +127,7 @@ static void debug_print_probes(struct tracepoint_func *= funcs) return; =20 for (i =3D 0; funcs[i].func; i++) - printk(KERN_DEBUG "Probe %d : %p\n", i, funcs[i].func); + printk(KERN_DEBUG "Probe %d : %ps\n", i, funcs[i].func); } =20 static struct tracepoint_func * --=20 2.40.1