[for-next][PATCH 17/33] ftrace: Remove unused unregister_ftrace_function_probe() function

From: Steven Rostedt
Date: Fri Apr 21 2017 - 17:34:05 EST


From: "Steven Rostedt (VMware)" <rostedt@xxxxxxxxxxx>

Nothing calls unregister_ftrace_function_probe(). Remove it as well as the
flag PROBE_TEST_DATA, as this function was the only one to set it.

Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
---
kernel/trace/ftrace.c | 18 +++---------------
kernel/trace/trace.h | 3 ---
2 files changed, 3 insertions(+), 18 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index ac47d1845fdb..5448089e6028 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -4061,12 +4061,11 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,

enum {
PROBE_TEST_FUNC = 1,
- PROBE_TEST_DATA = 2
};

static void
__unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
- void *data, int flags)
+ int flags)
{
struct ftrace_ops_hash old_hash_ops;
struct ftrace_func_entry *rec_entry;
@@ -4119,9 +4118,6 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
if ((flags & PROBE_TEST_FUNC) && entry->ops != ops)
continue;

- if ((flags & PROBE_TEST_DATA) && entry->data != data)
- continue;
-
/* do this last, since it is the most expensive */
if (func_g.search) {
kallsyms_lookup(entry->ip, NULL, NULL,
@@ -4167,22 +4163,14 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
}

void
-unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
- void *data)
-{
- __unregister_ftrace_function_probe(glob, ops, data,
- PROBE_TEST_FUNC | PROBE_TEST_DATA);
-}
-
-void
unregister_ftrace_function_probe_func(char *glob, struct ftrace_probe_ops *ops)
{
- __unregister_ftrace_function_probe(glob, ops, NULL, PROBE_TEST_FUNC);
+ __unregister_ftrace_function_probe(glob, ops, PROBE_TEST_FUNC);
}

void unregister_ftrace_function_probe_all(char *glob)
{
- __unregister_ftrace_function_probe(glob, NULL, NULL, 0);
+ __unregister_ftrace_function_probe(glob, NULL, 0);
}

static LIST_HEAD(ftrace_commands);
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index dbbdee21bcc4..507a62e9192e 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -964,9 +964,6 @@ extern int
register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
void *data);
extern void
-unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
- void *data);
-extern void
unregister_ftrace_function_probe_func(char *glob, struct ftrace_probe_ops *ops);
extern void unregister_ftrace_function_probe_all(char *glob);

--
2.10.2