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Commit a2d28d0c authored by Ingo Molnar's avatar Ingo Molnar
Browse files

Merge tag 'perf-core-for-mingo' of... 

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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parents 203e04c1 2ae82878

include/uapi/linux/perf_event.h

+2 −1
Original line number Diff line number Diff line
@@ -579,6 +579,7 @@ enum perf_event_type { 
	 *	{ u32			size;

	 *	  char                  data[size];}&& PERF_SAMPLE_RAW

	 *

	 *	{ u64                   nr;

	 *        { u64 from, to, flags } lbr[nr];} && PERF_SAMPLE_BRANCH_STACK

	 *

	 * 	{ u64			abi; # enum perf_sample_regs_abi

kernel/events/uprobes.c

+1 −2
Original line number Diff line number Diff line
@@ -901,7 +901,6 @@ void uprobe_unregister(struct inode *inode, loff_t offset, struct uprobe_consume 
	}



	mutex_unlock(uprobes_hash(inode));

	if (uprobe)

	put_uprobe(uprobe);

}

tools/lib/traceevent/event-parse.c

+6 −4
Original line number Diff line number Diff line
@@ -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;

tools/lib/traceevent/event-parse.h

+1 −2
Original line number Diff line number Diff line
@@ -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>

 *

 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

 */

tools/lib/traceevent/event-utils.h

+1 −2
Original line number Diff line number Diff line
@@ -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>

 *

 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

 */