perf machine: Introduce synthesize_threads method out of open coded equivalent

Further simplifications to be done on following patch, as most tools
don't use the callback, using instead just the canned
machine__process_event one.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-r1m0vuuj3cat4bampno9yc8d@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2 files changed, 16 insertions, 0 deletions

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index ce034c183a7e..9f2c61d5a9ed 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1394,3 +1394,15 @@ int machine__for_each_thread(struct machine *machine,
         }
         return rc;
 }
+
+int machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
+                                struct perf_target *target, struct thread_map *threads,
+                                perf_event__handler_t process, bool data_mmap)
+{
+        if (perf_target__has_task(target))
+                return perf_event__synthesize_thread_map(tool, threads, process, machine, data_mmap);
+        else if (perf_target__has_cpu(target))
+                return perf_event__synthesize_threads(tool, process, machine, data_mmap);
+        /* command specified */
+        return 0;
+}
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 2389ba81fafe..14a89d2aecaf 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -4,6 +4,7 @@
 #include <sys/types.h>
 #include <linux/rbtree.h>
 #include "map.h"
+#include "event.h"
 
 struct addr_location;
 struct branch_stack;
@@ -178,4 +179,7 @@ int machine__for_each_thread(struct machine *machine,
                              int (*fn)(struct thread *thread, void *p),
                              void *priv);
 
+int machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
+                                struct perf_target *target, struct thread_map *threads,
+                                perf_event__handler_t process, bool data_mmap);
 #endif /* __PERF_MACHINE_H */