1 files changed, 2 insertions, 37 deletions

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index f199fb2e1d2c..97b30f818642 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1355,9 +1355,8 @@ static int __init ftrace_dyn_table_alloc(unsigned long num_to_init)
 enum {
         FTRACE_ITER_FILTER      = (1 << 0),
         FTRACE_ITER_NOTRACE     = (1 << 1),
-        FTRACE_ITER_FAILURES    = (1 << 2),
-        FTRACE_ITER_PRINTALL    = (1 << 3),
-        FTRACE_ITER_HASH        = (1 << 4),
+        FTRACE_ITER_PRINTALL    = (1 << 2),
+        FTRACE_ITER_HASH        = (1 << 3),
 };
 
 #define FTRACE_BUFF_MAX (KSYM_SYMBOL_LEN+4) /* room for wildcards */
@@ -1487,12 +1486,6 @@ t_next(struct seq_file *m, void *v, loff_t *pos)
                 rec = &iter->pg->records[iter->idx++];
                 if ((rec->flags & FTRACE_FL_FREE) ||
 
-                    (!(iter->flags & FTRACE_ITER_FAILURES) &&
-                     (rec->flags & FTRACE_FL_FAILED)) ||
-
-                    ((iter->flags & FTRACE_ITER_FAILURES) &&
-                     !(rec->flags & FTRACE_FL_FAILED)) ||
-
                     ((iter->flags & FTRACE_ITER_FILTER) &&
                      !(rec->flags & FTRACE_FL_FILTER)) ||
 
@@ -1633,24 +1626,6 @@ ftrace_avail_open(struct inode *inode, struct file *file)
         return ret;
 }
 
-static int
-ftrace_failures_open(struct inode *inode, struct file *file)
-{
-        int ret;
-        struct seq_file *m;
-        struct ftrace_iterator *iter;
-
-        ret = ftrace_avail_open(inode, file);
-        if (!ret) {
-                m = file->private_data;
-                iter = m->private;
-                iter->flags = FTRACE_ITER_FAILURES;
-        }
-
-        return ret;
-}
-
-
 static void ftrace_filter_reset(int enable)
 {
         struct ftrace_page *pg;
@@ -2448,13 +2423,6 @@ static const struct file_operations ftrace_avail_fops = {
         .release = seq_release_private,
 };
 
-static const struct file_operations ftrace_failures_fops = {
-        .open = ftrace_failures_open,
-        .read = seq_read,
-        .llseek = seq_lseek,
-        .release = seq_release_private,
-};
-
 static const struct file_operations ftrace_filter_fops = {
         .open = ftrace_filter_open,
         .read = seq_read,
@@ -2683,9 +2651,6 @@ static __init int ftrace_init_dyn_debugfs(struct dentry *d_tracer)
         trace_create_file("available_filter_functions", 0444,
                         d_tracer, NULL, &ftrace_avail_fops);
 
-        trace_create_file("failures", 0444,
-                        d_tracer, NULL, &ftrace_failures_fops);
-
         trace_create_file("set_ftrace_filter", 0644, d_tracer,
                         NULL, &ftrace_filter_fops);