Add a 'name' parameter to qemu_thread_create

If enabled, set the thread name at creation (on GNU systems with
  pthread_set_np)
Fix up all the callers with a thread name

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/util/qemu-thread-posix.c b/util/qemu-thread-posix.c
index 0fa6c81c0a..45113b464d 100644
--- a/util/qemu-thread-posix.c
+++ b/util/qemu-thread-posix.c
@@ -394,8 +394,7 @@ void qemu_event_wait(QemuEvent *ev)
     }
 }
 
-
-void qemu_thread_create(QemuThread *thread,
+void qemu_thread_create(QemuThread *thread, const char *name,
                        void *(*start_routine)(void*),
                        void *arg, int mode)
 {
@@ -421,6 +420,12 @@ void qemu_thread_create(QemuThread *thread,
     if (err)
         error_exit(err, __func__);
 
+#ifdef _GNU_SOURCE
+    if (name_threads) {
+        pthread_setname_np(thread->thread, name);
+    }
+#endif
+
     pthread_sigmask(SIG_SETMASK, &oldset, NULL);
 
     pthread_attr_destroy(&attr);