perf tools: Fix cache event name generation

commit 275ef3878f upstream.

If the event name is specified with all 3 components, the last one
overwrites the previous one during the name composing within the
parse_events_add_cache function.

Fixing this by properly adjusting the string index.

Reported-by: Joel Uckelman <joel@lightboxtechnologies.com>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Joel Uckelman <joel@lightboxtechnologies.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LPU-Reference: 20120905175133.GA18352@krava.brq.redhat.com
[ committer note: Remove the newline fix, done already in 42e1fb7 ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Vinson Lee <vlee@twopensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Olsa 2012-09-05 19:51:33 +02:00 committed by Greg Kroah-Hartman
parent f25c118ba5
commit 73a1182808
1 changed files with 1 additions and 1 deletions

View File

@ -413,7 +413,7 @@ int parse_events_add_cache(struct list_head *list, int *idx,
for (i = 0; (i < 2) && (op_result[i]); i++) {
char *str = op_result[i];
snprintf(name + n, MAX_NAME_LEN - n, "-%s", str);
n += snprintf(name + n, MAX_NAME_LEN - n, "-%s", str);
if (cache_op == -1) {
cache_op = parse_aliases(str, hw_cache_op,