unimore/kernel-hacking-2024-linux-steffo
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Code Pull requests 5 Wiki Activity

tracing/synthetic: Print out u64 values properly

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The synth traces incorrectly print pointer to the synthetic event values
instead of the actual value when using u64 type. Fix by addressing the
contents of the union properly.

Link: https://lore.kernel.org/linux-trace-kernel/20230911141704.3585965-1-tero.kristo@linux.intel.com

Fixes: ddeea494a1 ("tracing/synthetic: Use union instead of casts")
Cc: stable@vger.kernel.org
Signed-off-by: Tero Kristo <tero.kristo@linux.intel.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Tero Kristo 2023-09-11 17:17:04 +03:00 committed by Steven Rostedt (Google)
parent fc52a64416
commit 62663b8496
1 changed files with 1 additions and 1 deletions
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2
kernel/trace/trace_events_synth.c
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@ -337,7 +337,7 @@ static void print_synth_event_num_val(struct trace_seq *s,
break;
default:
trace_seq_printf(s, print_fmt, name, val, space);
trace_seq_printf(s, print_fmt, name, val->as_u64, space);
break;
}
}