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Subject[for-next][PATCH 4/7] tracing: Get rid of unneeded key calculation in ftrace_hash_move()
From: Namhyung Kim <namhyung.kim@lge.com>

It's not used anywhere in the function.

Link: http://lkml.kernel.org/r/1365553093-10180-1-git-send-email-namhyung@kernel.org

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
kernel/trace/ftrace.c | 5 -----
1 file changed, 5 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 9e31987..3b84fc1 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1320,7 +1320,6 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,
struct hlist_head *hhd;
struct ftrace_hash *old_hash;
struct ftrace_hash *new_hash;
- unsigned long key;
int size = src->count;
int bits = 0;
int ret;
@@ -1363,10 +1362,6 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,
for (i = 0; i < size; i++) {
hhd = &src->buckets[i];
hlist_for_each_entry_safe(entry, tp, tn, hhd, hlist) {
- if (bits > 0)
- key = hash_long(entry->ip, bits);
- else
- key = 0;
remove_hash_entry(src, entry);
__add_hash_entry(new_hash, entry);
}
--
1.7.10.4

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