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Date: Thu, 17 Jul 2014 13:12:20 -0300 From: Arnaldo Carvalho de Melo <acme@...nel.org> To: Ingo Molnar <mingo@...nel.org> Cc: linux-kernel@...r.kernel.org, Adrian Hunter <adrian.hunter@...el.com>, David Ahern <dsahern@...il.com>, Frederic Weisbecker <fweisbec@...il.com>, Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...il.com>, Paul Mackerras <paulus@...ba.org>, Peter Zijlstra <peterz@...radead.org>, Stephane Eranian <eranian@...gle.com>, Arnaldo Carvalho de Melo <acme@...hat.com> Subject: [PATCH 18/33] perf symbols: Add ability to iterate over a dso's symbols From: Adrian Hunter <adrian.hunter@...el.com> Expose dso__first_symbol() and dso__next_symbol() to make it possible to iterate over a dso's symbols. Signed-off-by: Adrian Hunter <adrian.hunter@...el.com> Cc: David Ahern <dsahern@...il.com> Cc: Frederic Weisbecker <fweisbec@...il.com> Cc: Jiri Olsa <jolsa@...hat.com> Cc: Namhyung Kim <namhyung@...il.com> Cc: Paul Mackerras <paulus@...ba.org> Cc: Peter Zijlstra <peterz@...radead.org> Cc: Stephane Eranian <eranian@...gle.com> Link: http://lkml.kernel.org/r/1405332185-4050-27-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> --- tools/perf/util/symbol.c | 17 ++++++++++++++++- tools/perf/util/symbol.h | 3 +++ 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 156ae36dfcfc..eb06746b06b2 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -342,6 +342,16 @@ static struct symbol *symbols__first(struct rb_root *symbols) return NULL; } +static struct symbol *symbols__next(struct symbol *sym) +{ + struct rb_node *n = rb_next(&sym->rb_node); + + if (n) + return rb_entry(n, struct symbol, rb_node); + + return NULL; +} + struct symbol_name_rb_node { struct rb_node rb_node; struct symbol sym; @@ -412,11 +422,16 @@ struct symbol *dso__find_symbol(struct dso *dso, return symbols__find(&dso->symbols[type], addr); } -static struct symbol *dso__first_symbol(struct dso *dso, enum map_type type) +struct symbol *dso__first_symbol(struct dso *dso, enum map_type type) { return symbols__first(&dso->symbols[type]); } +struct symbol *dso__next_symbol(struct symbol *sym) +{ + return symbols__next(sym); +} + 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 436169dd1d84..ee2d3ccd3ad1 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -240,6 +240,9 @@ struct symbol *dso__find_symbol(struct dso *dso, enum map_type type, struct symbol *dso__find_symbol_by_name(struct dso *dso, enum map_type type, const char *name); +struct symbol *dso__first_symbol(struct dso *dso, enum map_type type); +struct symbol *dso__next_symbol(struct symbol *sym); + int filename__read_build_id(const char *filename, void *bf, size_t size); int sysfs__read_build_id(const char *filename, void *bf, size_t size); int modules__parse(const char *filename, void *arg, -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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