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Message-Id: <1468462855-30196-13-git-send-email-acme@kernel.org>
Date:	Wed, 13 Jul 2016 23:20:48 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	Hemant Kumar <hemant@...ux.vnet.ibm.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 12/19] perf probe-cache: Add for_each_probe_cache_entry() wrapper

From: Masami Hiramatsu <mhiramat@...nel.org>

Add for_each_probe_cache_entry() wrapper macro for hiding list in
probe_cache.

Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>
Cc: Brendan Gregg <brendan.d.gregg@...il.com>
Cc: Hemant Kumar <hemant@...ux.vnet.ibm.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/146831790386.17065.15082256697569419710.stgit@devbox
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/probe-file.c | 8 ++++----
 tools/perf/util/probe-file.h | 2 ++
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index a5059dc3921a..abfb05cf135b 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -546,7 +546,7 @@ probe_cache__find(struct probe_cache *pcache, struct perf_probe_event *pev)
 	if (!cmd)
 		return NULL;
 
-	list_for_each_entry(entry, &pcache->entries, node) {
+	for_each_probe_cache_entry(entry, pcache) {
 		if (pev->sdt) {
 			if (entry->pev.event &&
 			    streql(entry->pev.event, pev->event) &&
@@ -576,7 +576,7 @@ probe_cache__find_by_name(struct probe_cache *pcache,
 {
 	struct probe_cache_entry *entry = NULL;
 
-	list_for_each_entry(entry, &pcache->entries, node) {
+	for_each_probe_cache_entry(entry, pcache) {
 		/* Hit if same event name or same command-string */
 		if (streql(entry->pev.group, group) &&
 		    streql(entry->pev.event, event))
@@ -748,7 +748,7 @@ int probe_cache__commit(struct probe_cache *pcache)
 	if (ret < 0)
 		goto out;
 
-	list_for_each_entry(entry, &pcache->entries, node) {
+	for_each_probe_cache_entry(entry, pcache) {
 		ret = probe_cache_entry__write(entry, pcache->fd);
 		pr_debug("Cache committed: %d\n", ret);
 		if (ret < 0)
@@ -790,7 +790,7 @@ static int probe_cache__show_entries(struct probe_cache *pcache,
 {
 	struct probe_cache_entry *entry;
 
-	list_for_each_entry(entry, &pcache->entries, node) {
+	for_each_probe_cache_entry(entry, pcache) {
 		if (probe_cache_entry__compare(entry, filter))
 			printf("%s\n", entry->spev);
 	}
diff --git a/tools/perf/util/probe-file.h b/tools/perf/util/probe-file.h
index ddf5ae212c2f..d513b346a70e 100644
--- a/tools/perf/util/probe-file.h
+++ b/tools/perf/util/probe-file.h
@@ -21,6 +21,8 @@ struct probe_cache {
 
 #define PF_FL_UPROBE	1
 #define PF_FL_RW	2
+#define for_each_probe_cache_entry(entry, pcache) \
+	list_for_each_entry(entry, &pcache->entries, node)
 
 int probe_file__open(int flag);
 int probe_file__open_both(int *kfd, int *ufd, int flag);
-- 
2.7.4

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