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Subject[PATCH 1/2] ftrace: Remove the unused variant ftrace_update_time
Date
Since the patch "ftrace: remove daemon(cb7be3b)" remove the function
ftraced, the variant ftrace_update_time never be used any more.

Remove the unused variant ftrace_update_time.

Signed-off-by: Minfei Huang <mnfhuang@gmail.com>
---
kernel/trace/ftrace.c | 6 ------
1 file changed, 6 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index eb11011..c04dff9 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2761,7 +2761,6 @@ static void ftrace_shutdown_sysctl(void)
}
}

-static cycle_t ftrace_update_time;
unsigned long ftrace_update_tot_cnt;

static inline int ops_traces_mod(struct ftrace_ops *ops)
@@ -2821,7 +2820,6 @@ static int ftrace_update_code(struct module *mod, struct ftrace_page *new_pgs)
{
struct ftrace_page *pg;
struct dyn_ftrace *p;
- cycle_t start, stop;
unsigned long update_cnt = 0;
unsigned long ref = 0;
bool test = false;
@@ -2847,8 +2845,6 @@ static int ftrace_update_code(struct module *mod, struct ftrace_page *new_pgs)
}
}

- start = ftrace_now(raw_smp_processor_id());
-
for (pg = new_pgs; pg; pg = pg->next) {

for (i = 0; i < pg->index; i++) {
@@ -2889,8 +2885,6 @@ static int ftrace_update_code(struct module *mod, struct ftrace_page *new_pgs)
}
}

- stop = ftrace_now(raw_smp_processor_id());
- ftrace_update_time = stop - start;
ftrace_update_tot_cnt += update_cnt;

return 0;
--
2.4.0


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