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Commit f1943977 authored by Namhyung Kim's avatar Namhyung Kim Committed by Steven Rostedt
Browse files

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: default avatarNamhyung Kim <namhyung@kernel.org>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 9f50afcc

kernel/trace/ftrace.c

+0 −5
Original line number Diff line number Diff line
@@ -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);

		}