Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core

Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:

. Allow skipping problematic entries in 'perf test'.

. Fix some namespace problems in the event parsing routines.

. Add 'perf test' entry to make sure the python binding doesn't have
  linking problems.

. Adjust 'perf test' attr tests verbosity levels.

. Make tools/perf build with GNU make v3.80, fix from Al Cooper.

. Do missing feature fallbacks in just one place, removing duplicated
  code in multiple tools.

. Fix some memory leaks, from David Ahern.

. Fix segfault when drawing out-of-bounds jumps, from Frederik Deweerdt.

. Allow of casting an array of char to string in 'perf probe', from
  Hyeoncheol Lee.

. Add support for wildcard in tracepoint system name, from Jiri Olsa.

. Update FSF postal address to be URL's, from Jon Stanley.

. Add anonymous huge page recognition, from Joshua Zhu.

. Remove some needless feature test checks, from Namhyung Kim.

. Multiple improvements to the sort routines, from Namhyung Kim.

. Fix warning on '>=' operator in libtraceevent, from Namhyung Kim.

. Use ARRAY_SIZE instead of reinventing it in 'perf script' and 'perf kmem',
  from Sasha Levin.

. Remove some redundant checks, from Sasha Levin.

. Test correct variable after allocation in libtraceevent, fix from Sasha Levin.

. Mark branch_info maps as referenced, fix from Stephane Eranian.

. Fix PMU format parsing test failure, from Sukadev Bhattiprolu.

. Fix possible (unlikely) buffer overflow, from Thomas Jarosch.

. Multiple 'perf script' fixes, from Tom Zanussi.

. Add missing field in PERF_RECORD_SAMPLE documentation, from Vince Weaver.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 6 insertions, 4 deletions

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 5a824e355d04..bb8b3db0e583 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -13,8 +13,7 @@
  * GNU Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * License along with this program; if not,  see <http://www.gnu.org/licenses>
  *
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  *
@@ -1463,7 +1462,8 @@ static int event_read_fields(struct event_format *event, struct format_field **f
                         if (read_expect_type(EVENT_ITEM, &token))
                                 goto fail;
 
-                        /* add signed type */
+                        if (strtoul(token, NULL, 0))
+                                field->flags |= FIELD_IS_SIGNED;
 
                         free_token(token);
                         if (read_expected(EVENT_OP, ";") < 0)
@@ -1785,6 +1785,8 @@ process_op(struct event_format *event, struct print_arg *arg, char **tok)
                    strcmp(token, "/") == 0 ||
                    strcmp(token, "<") == 0 ||
                    strcmp(token, ">") == 0 ||
+                   strcmp(token, "<=") == 0 ||
+                   strcmp(token, ">=") == 0 ||
                    strcmp(token, "==") == 0 ||
                    strcmp(token, "!=") == 0) {
 
@@ -2481,7 +2483,7 @@ process_dynamic_array(struct event_format *event, struct print_arg *arg, char **
 
         free_token(token);
         arg = alloc_arg();
-        if (!field) {
+        if (!arg) {
                 do_warning("%s: not enough memory!", __func__);
                 *tok = NULL;
                 return EVENT_ERROR;