Warnings before patch: files: ['drivers/vdpa/mlx5/net/mlx5_vnet.c', 'drivers/vdpa/octeon_ep/octep_vdpa_main.c', 'drivers/vdpa/pds/vdpa_dev.c', 'drivers/vdpa/vdpa_user/vduse_dev.c', 'drivers/vhost/net.c', 'drivers/vhost/scsi.c', 'drivers/vhost/test.c', 'drivers/vhost/vhost.c', 'drivers/vhost/vhost.h', 'drivers/vhost/vsock.c', 'drivers/virtio/virtio.c', 'drivers/virtio/virtio_balloon.c', 'drivers/virtio/virtio_debug.c', 'drivers/virtio/virtio_pci_modern_dev.c', 'drivers/virtio/virtio_ring.c', 'drivers/virtio/virtio_vdpa.c', 'include/linux/virtio.h', 'include/linux/virtio_config.h', 'include/linux/virtio_features.h', 'include/linux/virtio_pci_modern.h', 'include/uapi/linux/virtio_pci.h'] : Warning: 174 : Warning: 184 : Warning: 190 Warning: drivers/vhost/vhost.h:308 function parameter 'vq' not described in 'vhost_vq_set_backend' Warning: drivers/vhost/vhost.h:308 function parameter 'private_data' not described in 'vhost_vq_set_backend' Warning: drivers/vhost/vhost.h:321 function parameter 'vq' not described in 'vhost_vq_get_backend' Warning: drivers/virtio/virtio_pci_modern_dev.c:115 No description found for return value of 'virtio_pci_find_capability' Warning: drivers/virtio/virtio_ring.c:2308 No description found for return value of 'virtqueue_add_sgs' Warning: drivers/virtio/virtio_ring.c:2340 No description found for return value of 'virtqueue_add_outbuf' Warning: drivers/virtio/virtio_ring.c:2385 No description found for return value of 'virtqueue_add_inbuf' Warning: drivers/virtio/virtio_ring.c:2409 No description found for return value of 'virtqueue_add_inbuf_ctx' Warning: drivers/virtio/virtio_ring.c:2446 No description found for return value of 'virtqueue_dma_dev' Warning: drivers/virtio/virtio_ring.c:2468 No description found for return value of 'virtqueue_kick_prepare' Warning: drivers/virtio/virtio_ring.c:2485 No description found for return value of 'virtqueue_notify' Warning: drivers/virtio/virtio_ring.c:2513 No description found for return value of 'virtqueue_kick' Warning: drivers/virtio/virtio_ring.c:2539 No description found for return value of 'virtqueue_get_buf_ctx' Warning: drivers/virtio/virtio_ring.c:2585 No description found for return value of 'virtqueue_enable_cb_prepare' Warning: drivers/virtio/virtio_ring.c:2606 No description found for return value of 'virtqueue_poll' Warning: drivers/virtio/virtio_ring.c:2630 No description found for return value of 'virtqueue_enable_cb' Warning: drivers/virtio/virtio_ring.c:2651 No description found for return value of 'virtqueue_enable_cb_delayed' Warning: drivers/virtio/virtio_ring.c:2671 No description found for return value of 'virtqueue_detach_unused_buf' Warning: drivers/virtio/virtio_ring.c:2693 No description found for return value of 'vring_interrupt' Warning: drivers/virtio/virtio_ring.c:2801 No description found for return value of 'virtqueue_resize' Warning: drivers/virtio/virtio_ring.c:2851 No description found for return value of 'virtqueue_reset' Warning: drivers/virtio/virtio_ring.c:3010 No description found for return value of 'virtqueue_get_vring_size' Warning: drivers/virtio/virtio_ring.c:3153 No description found for return value of 'virtqueue_map_alloc_coherent' Warning: drivers/virtio/virtio_ring.c:3174 function parameter 'vaddr' not described in 'virtqueue_map_free_coherent' Warning: drivers/virtio/virtio_ring.c:3200 No description found for return value of 'virtqueue_map_page_attrs' Warning: drivers/virtio/virtio_ring.c:3257 No description found for return value of 'virtqueue_map_single_attrs' Warning: drivers/virtio/virtio_ring.c:3326 No description found for return value of 'virtqueue_map_need_sync' Warning: include/linux/virtio.h:181 struct member 'map' not described in 'virtio_device' Warning: include/linux/virtio.h:181 struct member 'VIRTIO_DECLARE_FEATURES(features' not described in 'virtio_device' Warning: include/linux/virtio.h:181 struct member 'vmap' not described in 'virtio_device' Warning: 174 Warning: 184 Warning: 190 Warning: include/linux/virtio_config.h:226 No description found for return value of '__virtio_test_bit' Warning: include/linux/virtio_config.h:259 No description found for return value of 'virtio_has_feature' Warning: include/linux/virtio_config.h:283 No description found for return value of 'virtio_has_dma_quirk' Warning: include/linux/virtio_config.h:392 No description found for return value of 'virtqueue_set_affinity' Warning: include/linux/virtio_pci_modern.h:51 struct member 'common_len' not described in 'virtio_pci_modern_device' Current warnings: files: ['drivers/vdpa/mlx5/net/mlx5_vnet.c', 'drivers/vdpa/octeon_ep/octep_vdpa_main.c', 'drivers/vdpa/pds/vdpa_dev.c', 'drivers/vdpa/vdpa_user/vduse_dev.c', 'drivers/vhost/net.c', 'drivers/vhost/scsi.c', 'drivers/vhost/test.c', 'drivers/vhost/vhost.c', 'drivers/vhost/vhost.h', 'drivers/vhost/vsock.c', 'drivers/virtio/virtio.c', 'drivers/virtio/virtio_balloon.c', 'drivers/virtio/virtio_debug.c', 'drivers/virtio/virtio_pci_modern_dev.c', 'drivers/virtio/virtio_ring.c', 'drivers/virtio/virtio_vdpa.c', 'include/linux/virtio.h', 'include/linux/virtio_config.h', 'include/linux/virtio_features.h', 'include/linux/virtio_pci_modern.h', 'include/uapi/linux/virtio_pci.h'] Warning: drivers/vhost/vhost.h:334 function parameter 'vq' not described in 'vhost_vq_set_backend' Warning: drivers/vhost/vhost.h:334 function parameter 'private_data' not described in 'vhost_vq_set_backend' Warning: drivers/vhost/vhost.h:347 function parameter 'vq' not described in 'vhost_vq_get_backend' Warning: drivers/virtio/virtio_pci_modern_dev.c:115 No description found for return value of 'virtio_pci_find_capability' Warning: drivers/virtio/virtio_ring.c:2308 No description found for return value of 'virtqueue_add_sgs' Warning: drivers/virtio/virtio_ring.c:2340 No description found for return value of 'virtqueue_add_outbuf' Warning: drivers/virtio/virtio_ring.c:2385 No description found for return value of 'virtqueue_add_inbuf' Warning: drivers/virtio/virtio_ring.c:2409 No description found for return value of 'virtqueue_add_inbuf_ctx' Warning: drivers/virtio/virtio_ring.c:2446 No description found for return value of 'virtqueue_dma_dev' Warning: drivers/virtio/virtio_ring.c:2468 No description found for return value of 'virtqueue_kick_prepare' Warning: drivers/virtio/virtio_ring.c:2485 No description found for return value of 'virtqueue_notify' Warning: drivers/virtio/virtio_ring.c:2513 No description found for return value of 'virtqueue_kick' Warning: drivers/virtio/virtio_ring.c:2539 No description found for return value of 'virtqueue_get_buf_ctx' Warning: drivers/virtio/virtio_ring.c:2585 No description found for return value of 'virtqueue_enable_cb_prepare' Warning: drivers/virtio/virtio_ring.c:2606 No description found for return value of 'virtqueue_poll' Warning: drivers/virtio/virtio_ring.c:2630 No description found for return value of 'virtqueue_enable_cb' Warning: drivers/virtio/virtio_ring.c:2651 No description found for return value of 'virtqueue_enable_cb_delayed' Warning: drivers/virtio/virtio_ring.c:2671 No description found for return value of 'virtqueue_detach_unused_buf' Warning: drivers/virtio/virtio_ring.c:2693 No description found for return value of 'vring_interrupt' Warning: drivers/virtio/virtio_ring.c:2801 No description found for return value of 'virtqueue_resize' Warning: drivers/virtio/virtio_ring.c:2851 No description found for return value of 'virtqueue_reset' Warning: drivers/virtio/virtio_ring.c:3010 No description found for return value of 'virtqueue_get_vring_size' Warning: drivers/virtio/virtio_ring.c:3153 No description found for return value of 'virtqueue_map_alloc_coherent' Warning: drivers/virtio/virtio_ring.c:3201 No description found for return value of 'virtqueue_map_page_attrs' Warning: drivers/virtio/virtio_ring.c:3258 No description found for return value of 'virtqueue_map_single_attrs' Warning: drivers/virtio/virtio_ring.c:3309 No description found for return value of 'virtqueue_map_mapping_error' Warning: drivers/virtio/virtio_ring.c:3327 No description found for return value of 'virtqueue_map_need_sync' Warning: include/linux/virtio.h:181 struct member 'map' not described in 'virtio_device' Warning: include/linux/virtio.h:181 struct member 'VIRTIO_DECLARE_FEATURES(features' not described in 'virtio_device' Warning: include/linux/virtio.h:181 struct member 'vmap' not described in 'virtio_device' Warning: include/linux/virtio_config.h:226 No description found for return value of '__virtio_test_bit' Warning: include/linux/virtio_config.h:259 No description found for return value of 'virtio_has_feature' Warning: include/linux/virtio_config.h:283 No description found for return value of 'virtio_has_dma_quirk' Warning: include/linux/virtio_config.h:392 No description found for return value of 'virtqueue_set_affinity' Warning: include/linux/virtio_pci_modern.h:51 struct member 'common_len' not described in 'virtio_pci_modern_device' Warnings before: 38 after: 35 (add: 1 del: 4) Warnings removed: Warning: drivers/virtio/virtio_ring.c:3174 function parameter 'vaddr' not described in 'virtqueue_map_free_coherent' Warning: 174 Warning: 184 Warning: 190 Per-file breakdown: 1 drivers/virtio/virtio_ring.c 3 None New warnings added: Warning: drivers/virtio/virtio_ring.c:3309 No description found for return value of 'virtqueue_map_mapping_error' Per-file breakdown: 1 drivers/virtio/virtio_ring.c