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tracing/function: Cleanup for function tracer

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We can directly use %pf input format instead of kallsyms_lookup()
and %s input format

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Xiao Guangrong
2009-07-16 14:21:08 +08:00
committed by Frederic Weisbecker
parent 79173bf556
commit 6f2f3cf00e
2 changed files with 4 additions and 17 deletions
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4
kernel/trace/trace_functions.c
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@ -288,11 +288,9 @@ static int
ftrace_trace_onoff_print(struct seq_file *m, unsigned long ip,
struct ftrace_probe_ops *ops, void *data)
{
char str[KSYM_SYMBOL_LEN];
long count = (long)data;
kallsyms_lookup(ip, NULL, NULL, NULL, str);
seq_printf(m, "%s:", str);
seq_printf(m, "%pf:", (void *)ip);
if (ops == &traceon_probe_ops)
seq_printf(m, "traceon");