[GitHub] [incubator-nuttx] pkarashchenko commented on a diff in pull request #6653: Driver/sensor: enhance sensor driver to support uorb and multi core access sensor by rpmsg

[GitBox]

pkarashchenko commented on code in PR #6653:
URL: https://github.com/apache/incubator-nuttx/pull/6653#discussion_r934371214


##########
drivers/sensors/sensor.c:
##########
@@ -609,35 +733,45 @@ static int sensor_ioctl(FAR struct file *filep, int cmd, 
unsigned long arg)
   FAR struct sensor_upperhalf_s *upper = inode->i_private;
   FAR struct sensor_lowerhalf_s *lower = upper->lower;
   FAR struct sensor_user_s *user = filep->f_priv;
-  int ret;
+  int ret = 0;
 
   sninfo("cmd=%x arg=%08lx\n", cmd, arg);
 
-  ret = nxsem_wait(&upper->exclsem);
-  if (ret < 0)
-    {
-      return ret;
-    }
-
   switch (cmd)
     {
       case SNIOC_GET_STATE:
         {
+          nxrmutex_lock(&upper->lock);
           memcpy((FAR void *)(uintptr_t)arg,
                  &upper->state, sizeof(upper->state));
           user->changed = false;
+          nxrmutex_unlock(&upper->lock);
+        }
+        break;
+
+      case SNIOC_GET_USTATE:
+        {
+          nxrmutex_lock(&upper->lock);

Review Comment:
   Ok



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