add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/tools/perf/util/strlist.h
..
..
@@ -57,7 +57,7 @@
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 /* For strlist iteration */
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 static inline struct str_node *strlist__first(struct strlist *slist)
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 {
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-	struct rb_node *rn = rb_first(&slist->rblist.entries);
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+	struct rb_node *rn = rb_first_cached(&slist->rblist.entries);
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 	return rn ? rb_entry(rn, struct str_node, rb_node) : NULL;
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 }
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 static inline struct str_node *strlist__next(struct str_node *sn)