This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
[PATCH -tip 08/14] perf probe: Use strlist__for_each macros in probe-event.c
- From: Masami Hiramatsu <mhiramat at redhat dot com>
- To: Ingo Molnar <mingo at elte dot hu>, Frederic Weisbecker <fweisbec at gmail dot com>, lkml<linux-kernel at vger dot kernel dot org>
- Cc: Paul Mackerras <paulus at samba dot org>, Arnaldo Carvalho de Melo <acme at redhat dot com>, Steven Rostedt <rostedt at goodmis dot org>, Jim Keniston <jkenisto at us dot ibm dot com>, Ananth N Mavinakayanahalli <ananth at in dot ibm dot com>, Christoph Hellwig <hch at infradead dot org>, "Frank Ch. Eigler" <fche at redhat dot com>, Jason Baron <jbaron at redhat dot com>, "K.Prasad" <prasad at linux dot vnet dot ibm dot com>, Peter Zijlstra <peterz at infradead dot org>, Srikar Dronamraju <srikar at linux dot vnet dot ibm dot com>, systemtap<systemtap at sources dot redhat dot com>, DLE<dle-develop at lists dot sourceforge dot net>
- Date: Tue, 15 Dec 2009 10:32:03 -0500
- Subject: [PATCH -tip 08/14] perf probe: Use strlist__for_each macros in probe-event.c
- References: <20091215153106.17436.66584.stgit@dhcp-100-2-132.bos.redhat.com>
Use strlist__for_each macros instead of using strlist__entry()
and index variable.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Jim Keniston <jkenisto@us.ibm.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Frank Ch. Eigler <fche@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: K.Prasad <prasad@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
---
tools/perf/util/probe-event.c | 12 +++---------
1 files changed, 3 insertions(+), 9 deletions(-)
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 4055d01..fa7e8e5 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -404,7 +404,6 @@ static void show_perf_probe_event(const char *group, const char *event,
/* List up current perf-probe events */
void show_perf_probe_events(void)
{
- unsigned int i;
int fd, nr;
char *group, *event;
struct probe_point pp;
@@ -415,8 +414,7 @@ void show_perf_probe_events(void)
rawlist = get_trace_kprobe_event_rawlist(fd);
close(fd);
- for (i = 0; i < strlist__nr_entries(rawlist); i++) {
- ent = strlist__entry(rawlist, i);
+ strlist__for_each(ent, rawlist) {
parse_trace_kprobe_event(ent->s, &group, &event, &pp);
/* Synthesize only event probe point */
nr = pp.nr_args;
@@ -436,7 +434,6 @@ void show_perf_probe_events(void)
/* Get current perf-probe event names */
static struct strlist *get_perf_event_names(int fd, bool include_group)
{
- unsigned int i;
char *group, *event;
char buf[128];
struct strlist *sl, *rawlist;
@@ -445,8 +442,7 @@ static struct strlist *get_perf_event_names(int fd, bool include_group)
rawlist = get_trace_kprobe_event_rawlist(fd);
sl = strlist__new(true, NULL);
- for (i = 0; i < strlist__nr_entries(rawlist); i++) {
- ent = strlist__entry(rawlist, i);
+ strlist__for_each(ent, rawlist) {
parse_trace_kprobe_event(ent->s, &group, &event, NULL);
if (include_group) {
if (e_snprintf(buf, 128, "%s:%s", group, event) < 0)
@@ -562,7 +558,6 @@ static void del_trace_kprobe_event(int fd, const char *group,
void del_trace_kprobe_events(struct strlist *dellist)
{
int fd;
- unsigned int i;
const char *group, *event;
char *p, *str;
struct str_node *ent;
@@ -572,8 +567,7 @@ void del_trace_kprobe_events(struct strlist *dellist)
/* Get current event names */
namelist = get_perf_event_names(fd, true);
- for (i = 0; i < strlist__nr_entries(dellist); i++) {
- ent = strlist__entry(dellist, i);
+ strlist__for_each(ent, dellist) {
str = strdup(ent->s);
if (!str)
die("Failed to copy event.");
--
Masami Hiramatsu
Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division
e-mail: mhiramat@redhat.com