Searched refs:ioas_creation_lock (Results 1 – 3 of 3) sorted by relevance
56 down_read(&ucmd->ictx->ioas_creation_lock); in iommufd_ioas_alloc_ioctl()58 up_read(&ucmd->ictx->ioas_creation_lock); in iommufd_ioas_alloc_ioctl()388 up_write(&ictx->ioas_creation_lock); in iommufd_release_all_iova_rwsem()411 down_write(&ictx->ioas_creation_lock); in iommufd_take_all_iova_rwsem()426 &ictx->ioas_creation_lock); in iommufd_take_all_iova_rwsem()
313 init_rwsem(&ictx->ioas_creation_lock); in iommufd_fops_open()
49 struct rw_semaphore ioas_creation_lock; member