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-rw-r--r--kernel/trace/trace_branch.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c
index 21dedc8b50a..142acb3b4e0 100644
--- a/kernel/trace/trace_branch.c
+++ b/kernel/trace/trace_branch.c
@@ -225,7 +225,7 @@ static int t_show(struct seq_file *m, void *v)
{
struct ftrace_branch_data *p = v;
const char *f;
- unsigned long percent;
+ long percent;
if (v == (void *)1) {
seq_printf(m, " correct incorrect %% "
@@ -247,9 +247,13 @@ static int t_show(struct seq_file *m, void *v)
percent = p->incorrect * 100;
percent /= p->correct + p->incorrect;
} else
- percent = p->incorrect ? 100 : 0;
+ percent = p->incorrect ? 100 : -1;
- seq_printf(m, "%8lu %8lu %3lu ", p->correct, p->incorrect, percent);
+ seq_printf(m, "%8lu %8lu ", p->correct, p->incorrect);
+ if (percent < 0)
+ seq_printf(m, " X ");
+ else
+ seq_printf(m, "%3ld ", percent);
seq_printf(m, "%-30.30s %-20.20s %d\n", p->func, f, p->line);
return 0;
}