serdev_mutex 52 drivers/gnss/sirf.c struct mutex serdev_mutex; serdev_mutex 62 drivers/gnss/sirf.c mutex_lock(&data->serdev_mutex); serdev_mutex 75 drivers/gnss/sirf.c mutex_unlock(&data->serdev_mutex); serdev_mutex 82 drivers/gnss/sirf.c mutex_lock(&data->serdev_mutex); serdev_mutex 85 drivers/gnss/sirf.c mutex_unlock(&data->serdev_mutex); serdev_mutex 418 drivers/gnss/sirf.c mutex_init(&data->serdev_mutex);