From: Arnaldo Carvalho de Melo Date: Fri, 16 Jan 2015 18:39:53 +0000 (-0300) Subject: perf symbols: Introduce method to iterate symbols ordered by name X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=18bd726418f2a2e12f85104f0f4b5d5d077e1752;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git 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 Cc: Jiri Olsa Cc: Masami Hiramatsu Link: http://lkml.kernel.org/n/tip-aq210drxprnu2so4dye5xa3j@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 3cb928e51a99..a194702a0a2f 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -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) { diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 9d602e9c6f59..1650dcb3a67b 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -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);