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Commit 18bd7264 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf symbols: Introduce method to iterate symbols ordered by name 

Given a symbol, go to the next entry in a rbtree sorted by symbol name.

Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Link: http://lkml.kernel.org/n/tip-aq210drxprnu2so4dye5xa3j@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent de480999

tools/perf/util/symbol.c

+11 −0
Original line number Diff line number Diff line
@@ -450,6 +450,17 @@ struct symbol *dso__next_symbol(struct symbol *sym) 
	return symbols__next(sym);

}



struct symbol *symbol__next_by_name(struct symbol *sym)

{

	struct symbol_name_rb_node *s = container_of(sym, struct symbol_name_rb_node, sym);

	struct rb_node *n = rb_next(&s->rb_node);



	return n ? &rb_entry(n, struct symbol_name_rb_node, rb_node)->sym : NULL;

}



 /*

  * Teturns first symbol that matched with @name.

  */

struct symbol *dso__find_symbol_by_name(struct dso *dso, enum map_type type,

					const char *name)

{

tools/perf/util/symbol.h

+1 −0
Original line number Diff line number Diff line
@@ -231,6 +231,7 @@ struct symbol *dso__find_symbol(struct dso *dso, enum map_type type, 
				u64 addr);

struct symbol *dso__find_symbol_by_name(struct dso *dso, enum map_type type,

					const char *name);

struct symbol *symbol__next_by_name(struct symbol *sym);



struct symbol *dso__first_symbol(struct dso *dso, enum map_type type);

struct symbol *dso__next_symbol(struct symbol *sym);