diff options
| author | Masami Hiramatsu <[email protected]> | 2009-12-15 10:31:49 -0500 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2009-12-15 20:22:01 +0100 |
| commit | 3e3405906dab00afecd5a16871850a088eba4626 (patch) | |
| tree | ad9a37f4a2b729fae6f78c5373d3343a7ae7a04c | |
| parent | f6bbff77252cf12c82d480eaf6d9189129d1040a (diff) | |
perf probe: Fix --del to update current event list
Fix --del option to update current existing event list
after perf probe deleted an event.
Signed-off-by: Masami Hiramatsu <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Arnaldo Carvalho de Melo <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: Jim Keniston <[email protected]>
Cc: Ananth N Mavinakayanahalli <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: Frank Ch. Eigler <[email protected]>
Cc: Jason Baron <[email protected]>
Cc: K.Prasad <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Srikar Dronamraju <[email protected]>
Cc: systemtap <[email protected]>
Cc: DLE <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
| -rw-r--r-- | tools/perf/util/probe-event.c | 5 | ||||
| -rw-r--r-- | tools/perf/util/strlist.c | 6 | ||||
| -rw-r--r-- | tools/perf/util/strlist.h | 7 |
3 files changed, 13 insertions, 5 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 1eacee6eca4b..eab25d638f21 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -540,10 +540,12 @@ static void del_trace_kprobe_event(int fd, const char *group, const char *event, struct strlist *namelist) { char buf[128]; + struct str_node *ent; if (e_snprintf(buf, 128, "%s:%s", group, event) < 0) die("Failed to copy event."); - if (!strlist__has_entry(namelist, buf)) { + ent = strlist__find(namelist, buf); + if (!ent) { pr_info("Info: event \"%s\" does not exist, could not remove it.\n", buf); return; } @@ -553,6 +555,7 @@ static void del_trace_kprobe_event(int fd, const char *group, write_trace_kprobe_event(fd, buf); printf("Remove event: %s:%s\n", group, event); + strlist__remove(namelist, ent); } void del_trace_kprobe_events(struct strlist *dellist) diff --git a/tools/perf/util/strlist.c b/tools/perf/util/strlist.c index 7ad38171dc2b..6783a2043555 100644 --- a/tools/perf/util/strlist.c +++ b/tools/perf/util/strlist.c @@ -102,7 +102,7 @@ void strlist__remove(struct strlist *self, struct str_node *sn) str_node__delete(sn, self->dupstr); } -bool strlist__has_entry(struct strlist *self, const char *entry) +struct str_node *strlist__find(struct strlist *self, const char *entry) { struct rb_node **p = &self->entries.rb_node; struct rb_node *parent = NULL; @@ -120,10 +120,10 @@ bool strlist__has_entry(struct strlist *self, const char *entry) else if (rc < 0) p = &(*p)->rb_right; else - return true; + return sn; } - return false; + return NULL; } static int strlist__parse_list_entry(struct strlist *self, const char *s) diff --git a/tools/perf/util/strlist.h b/tools/perf/util/strlist.h index cb4659306d7b..59091c77eef2 100644 --- a/tools/perf/util/strlist.h +++ b/tools/perf/util/strlist.h @@ -23,7 +23,12 @@ int strlist__load(struct strlist *self, const char *filename); int strlist__add(struct strlist *self, const char *str); struct str_node *strlist__entry(const struct strlist *self, unsigned int idx); -bool strlist__has_entry(struct strlist *self, const char *entry); +struct str_node *strlist__find(struct strlist *self, const char *entry); + +static inline bool strlist__has_entry(struct strlist *self, const char *entry) +{ + return strlist__find(self, entry) != NULL; +} static inline bool strlist__empty(const struct strlist *self) { |