From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@redhat.com>,
David Ahern <dsahern@gmail.com>, Jiri Olsa <jolsa@redhat.com>,
Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Subject: [PATCH 6/9] perf symbols: Introduce method to iterate symbols ordered by name
Date: Wed, 21 Jan 2015 12:01:07 -0300 [thread overview]
Message-ID: <1421852470-20153-7-git-send-email-acme@kernel.org> (raw)
In-Reply-To: <1421852470-20153-1-git-send-email-acme@kernel.org>
From: Arnaldo Carvalho de Melo <acme@redhat.com>
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: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/symbol.c | 11 +++++++++++
tools/perf/util/symbol.h | 1 +
2 files changed, 12 insertions(+)
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);
--
1.9.3
next prev parent reply other threads:[~2015-01-21 15:02 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-21 15:01 [GIT PULL 0/9] perf/urgent fixes Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 1/9] perf evlist: Remove extraneous 'was' on error message Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 2/9] perf scripting perl: Force to use stdbool Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 3/9] perf annotate: Handle ins parsing failures Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 4/9] perf annotate: Fix memory leaks in LOCK handling Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 5/9] perf symbols: Return the first entry with a given name in find_by_name method Arnaldo Carvalho de Melo
2015-01-21 15:01 ` Arnaldo Carvalho de Melo [this message]
2015-01-21 15:01 ` [PATCH 7/9] perf probe: Do not rely on map__load() filter to find symbols Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 8/9] perf symbols: Introduce 'for' method to iterate over the symbols with a given name Arnaldo Carvalho de Melo
2015-01-21 15:01 ` [PATCH 9/9] perf probe: Fix probing kretprobes Arnaldo Carvalho de Melo
2015-01-28 14:42 ` [GIT PULL 0/9] perf/urgent fixes Ingo Molnar
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