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

Small fixes, also includes an important fix from Stephane for system
wide monitoring, problem introduced recently in perf/core, in the pid
list patches.

Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>
Signed-off-by: Ingo Molnar <[e-mail]>

tools/perf/util/probe-event.c

···
 
 #include "util.h"
 #include "event.h"
-#include "string.h"
 #include "strlist.h"
 #include "debug.h"
 #include "cache.h"

tools/perf/util/thread_map.c

···
 	if (!tid_str) {
 		threads = malloc(sizeof(*threads) + sizeof(pid_t));
 		if (threads != NULL) {
-			threads->map[1] = -1;
+			threads->map[0] = -1;
 			threads->nr	= 1;
 		}
 		return threads;

tools/perf/util/trace-event-parse.c

···
 				die("unknown op '%s'", arg->op.op);
 			}
 			break;
+		case '+':
+			left = arg_num_eval(arg->op.left);
+			right = arg_num_eval(arg->op.right);
+			val = left + right;
+			break;
 		default:
 			die("unknown op '%s'", arg->op.op);
 		}
···
 
 		free_token(token);
 		type = process_arg(event, arg, &token);
+
+		if (type == EVENT_OP)
+			type = process_op(event, arg, &token);
+
+		if (type == EVENT_ERROR)
+			goto out_free;
+
 		if (test_type_token(type, token, EVENT_DELIM, ","))
 			goto out_free;