aboutsummaryrefslogtreecommitdiff
path: root/kernel/trace/ftrace.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/trace/ftrace.c')
-rw-r--r--kernel/trace/ftrace.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 5b105c5ddc0..5728d9aa632 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2198,6 +2198,9 @@ static void *t_hash_start(struct seq_file *m, loff_t *pos)
void *p = NULL;
loff_t l;
+ if (!(iter->flags & FTRACE_ITER_DO_HASH))
+ return NULL;
+
if (iter->func_pos > *pos)
return NULL;
@@ -2343,12 +2346,8 @@ static void *t_start(struct seq_file *m, loff_t *pos)
break;
}
- if (!p) {
- if (iter->flags & FTRACE_ITER_FILTER)
- return t_hash_start(m, pos);
-
- return NULL;
- }
+ if (!p)
+ return t_hash_start(m, pos);
return iter;
}
@@ -2541,8 +2540,9 @@ ftrace_regex_open(struct ftrace_ops *ops, int flag,
static int
ftrace_filter_open(struct inode *inode, struct file *file)
{
- return ftrace_regex_open(&global_ops, FTRACE_ITER_FILTER,
- inode, file);
+ return ftrace_regex_open(&global_ops,
+ FTRACE_ITER_FILTER | FTRACE_ITER_DO_HASH,
+ inode, file);
}
static int