alsa: throw timing data away after device resume

[pulseaudio] / src / pulsecore / once.c

diff --git a/src/pulsecore/once.c b/src/pulsecore/once.c
index 989741dc6c3c45271a70dbdd2ba63dbe406edd46..05a3ad2c839f4750adbf43a2bcec330c0337e220 100644 (file)
--- a/src/pulsecore/once.c
+++ b/src/pulsecore/once.c
@@ -5,7 +5,7 @@
 
   PulseAudio is free software; you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published
-  by the Free Software Foundation; either version 2 of the License,
+  by the Free Software Foundation; either version 2.1 of the License,
   or (at your option) any later version.
 
   PulseAudio is distributed in the hope that it will be useful, but
@@ -28,13 +28,13 @@
 
 #include "once.h"
 
-int pa_once_begin(pa_once *control) {
+pa_bool_t pa_once_begin(pa_once *control) {
     pa_mutex *m;
 
     pa_assert(control);
 
     if (pa_atomic_load(&control->done))
-        return 0;
+        return FALSE;
 
     pa_atomic_inc(&control->ref);
 
@@ -50,15 +50,17 @@ int pa_once_begin(pa_once *control) {
              * wait until it is unlocked */
             pa_mutex_lock(m);
 
+            pa_assert(pa_atomic_load(&control->done));
+
             pa_once_end(control);
-            return 0;
+            return FALSE;
         }
 
         pa_assert_se(m = pa_mutex_new(FALSE, FALSE));
         pa_mutex_lock(m);
 
         if (pa_atomic_ptr_cmpxchg(&control->mutex, NULL, m))
-            return 1;
+            return TRUE;
 
         pa_mutex_unlock(m);
         pa_mutex_free(m);
@@ -91,4 +93,3 @@ void pa_run_once(pa_once *control, pa_once_func_t func) {
         pa_once_end(control);
     }
 }
-