[PATCH] ftrace: kill global_start_up

Oleg Nesterov
2014-07-20T15:19:48Z

global_start_up is read-only and always zero. It seems that 4104d326
"ftrace: Remove global function list and call function directly" simply
forgot to remove this no longer used variable.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
kernel/trace/ftrace.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 5b372e3..4586f8d 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2053,7 +2053,6 @@ static void ftrace_run_update_code(int command)

static ftrace_func_t saved_ftrace_func;
static int ftrace_start_up;
-static int global_start_up;

static void control_ops_free(struct ftrace_ops *ops)
{
@@ -2117,8 +2116,7 @@ static int ftrace_shutdown(struct ftrace_ops *ops, int command)

ftrace_hash_rec_disable(ops, 1);

- if (!global_start_up)
- ops->flags &= ~FTRACE_OPS_FL_ENABLED;
+ ops->flags &= ~FTRACE_OPS_FL_ENABLED;

command |= FTRACE_UPDATE_CALLS;

--
1.5.5.1