From: Namhyung Kim Date: Wed, 10 Apr 2013 00:18:11 +0000 (+0900) Subject: tracing: Get rid of unneeded key calculation in ftrace_hash_move() X-Git-Tag: firefly_0821_release~3680^2~671^2~5 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f1943977e6648c1d42a78eda4ba4429a2bc0b786;p=firefly-linux-kernel-4.4.55.git tracing: Get rid of unneeded key calculation in ftrace_hash_move() 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 Signed-off-by: Steven Rostedt --- diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 9e3198782507..3b84fc100788 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); }