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authorMasami Hiramatsu <mhiramat@redhat.com>2009-12-15 18:31:14 +0300
committerIngo Molnar <mingo@elte.hu>2009-12-15 22:21:59 +0300
commitfac13fd54e2bfbb0b49683a9b3ae2bf2a0d7677f (patch)
tree7ba607c0778289fca86add04373636b4a6c620ac /tools/perf/util
parentf13c12c634e124d5d31f912b969d542a016d6105 (diff)
downloadlinux-fac13fd54e2bfbb0b49683a9b3ae2bf2a0d7677f.tar.xz
perf probe: Cleanup struct session in builtin-probe.c
Clean up struct session in builtin-probe.c, including change need_dwarf to bool and move listing flag into struct session as list_events flag. This also changes parse_perf_probe_event() interface due to code readability. Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> 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: 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> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <20091215153114.17436.77000.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/util')
-rw-r--r--tools/perf/util/probe-event.c12
-rw-r--r--tools/perf/util/probe-event.h4
2 files changed, 10 insertions, 6 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index d14a4585bcaf..add379c55c36 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -150,10 +150,13 @@ static void parse_perf_probe_probepoint(char *arg, struct probe_point *pp)
}
/* Parse perf-probe event definition */
-int parse_perf_probe_event(const char *str, struct probe_point *pp)
+void parse_perf_probe_event(const char *str, struct probe_point *pp,
+ bool *need_dwarf)
{
char **argv;
- int argc, i, need_dwarf = 0;
+ int argc, i;
+
+ *need_dwarf = false;
argv = argv_split(str, &argc);
if (!argv)
@@ -164,7 +167,7 @@ int parse_perf_probe_event(const char *str, struct probe_point *pp)
/* Parse probe point */
parse_perf_probe_probepoint(argv[0], pp);
if (pp->file || pp->line)
- need_dwarf = 1;
+ *need_dwarf = true;
/* Copy arguments and ensure return probe has no C argument */
pp->nr_args = argc - 1;
@@ -177,12 +180,11 @@ int parse_perf_probe_event(const char *str, struct probe_point *pp)
if (pp->retprobe)
semantic_error("You can't specify local"
" variable for kretprobe");
- need_dwarf = 1;
+ *need_dwarf = true;
}
}
argv_free(argv);
- return need_dwarf;
}
/* Parse kprobe_events event into struct probe_point */
diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h
index f752159124ae..028575b5fc3b 100644
--- a/tools/perf/util/probe-event.h
+++ b/tools/perf/util/probe-event.h
@@ -1,10 +1,12 @@
#ifndef _PROBE_EVENT_H
#define _PROBE_EVENT_H
+#include <stdbool.h>
#include "probe-finder.h"
#include "strlist.h"
-extern int parse_perf_probe_event(const char *str, struct probe_point *pp);
+extern void parse_perf_probe_event(const char *str, struct probe_point *pp,
+ bool *need_dwarf);
extern int synthesize_perf_probe_event(struct probe_point *pp);
extern void parse_trace_kprobe_event(const char *str, char **group,
char **event, struct probe_point *pp);