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tracing: consolidate code between trace_output.c and trace_function_graph.c

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Both trace_output.c and trace_function_graph.c do basically the same
thing to handle the printing of the latency-format. This patch moves
the code into one function that both can use.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2009-09-11 14:24:13 -04:00 • committed by Steven Rostedt
parent 637e7e8641
commit f81c972d27
3 changed files with 28 additions and 30 deletions
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26
kernel/trace/trace_functions_graph.c
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@ -367,32 +367,10 @@ print_graph_proc(struct trace_seq *s, pid_t pid)
static enum print_line_t
print_graph_lat_fmt(struct trace_seq *s, struct trace_entry *entry)
{
int hardirq, softirq;
int ret;
hardirq = entry->flags & TRACE_FLAG_HARDIRQ;
softirq = entry->flags & TRACE_FLAG_SOFTIRQ;
if (!trace_seq_printf(s, " %c%c%c",
(entry->flags & TRACE_FLAG_IRQS_OFF) ? 'd' :
(entry->flags & TRACE_FLAG_IRQS_NOSUPPORT) ?
'X' : '.',
(entry->flags & TRACE_FLAG_NEED_RESCHED) ?
'N' : '.',
(hardirq && softirq) ? 'H' :
hardirq ? 'h' : softirq ? 's' : '.'))
if (!trace_seq_putc(s, ' '))
return 0;
if (entry->lock_depth < 0)
ret = trace_seq_putc(s, '.');
else
ret = trace_seq_printf(s, "%d", entry->lock_depth);
if (!ret)
return 0;
if (entry->preempt_count)
return trace_seq_printf(s, "%x", entry->preempt_count);
return trace_seq_puts(s, ".");
return trace_print_lat_fmt(s, entry);
}
/* If the pid changed since the last trace, output this event */