Hi Ravi, [auto build test ERROR on char-misc/char-misc-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Ravi-Kerur/virtio-net-Using-single-MSIX-IRQ-for-TX-RX-Q-pair/20151027-015503 config: x86_64-randconfig-x016-201543 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 Note: the linux-review/Ravi-Kerur/virtio-net-Using-single-MSIX-IRQ-for-TX-RX-Q-pair/20151027-015503 HEAD 69781953042f14dfe510f90e63b4366d729daf9e builds fine. It only hurts bisectibility. All error/warnings (new ones prefixed by >>): >> drivers/misc/mic/card/mic_virtio.c:372:14: warning: initialization from >> incompatible pointer type [-Wincompatible-pointer-types] .find_vqs = mic_find_vqs, ^ drivers/misc/mic/card/mic_virtio.c:372:14: note: (near initialization for 'mic_vq_config_ops.find_vqs') -- drivers/virtio/virtio_pci_modern.c: In function 'vp_modern_find_vqs': >> drivers/virtio/virtio_pci_modern.c:428:11: error: too many arguments to >> function 'vp_find_vqs' int rc = vp_find_vqs(vdev, nvqs, vqs, callbacks, names, ^ In file included from drivers/virtio/virtio_pci_modern.c:21:0: drivers/virtio/virtio_pci_common.h:139:5: note: declared here int vp_find_vqs(struct virtio_device *vdev, unsigned nvqs, ^ drivers/virtio/virtio_pci_modern.c: At top level: >> drivers/virtio/virtio_pci_modern.c:474:14: warning: initialization from >> incompatible pointer type [-Wincompatible-pointer-types] .find_vqs = vp_modern_find_vqs, ^ drivers/virtio/virtio_pci_modern.c:474:14: note: (near initialization for 'virtio_pci_config_nodev_ops.find_vqs') drivers/virtio/virtio_pci_modern.c:489:14: warning: initialization from incompatible pointer type [-Wincompatible-pointer-types] .find_vqs = vp_modern_find_vqs, ^ drivers/virtio/virtio_pci_modern.c:489:14: note: (near initialization for 'virtio_pci_config_ops.find_vqs') vim +/vp_find_vqs +428 drivers/virtio/virtio_pci_modern.c 422 unsigned channels[], 423 const char *channel_names[], 424 unsigned nchannels) 425 { 426 struct virtio_pci_device *vp_dev = to_vp_device(vdev); 427 struct virtqueue *vq; > 428 int rc = vp_find_vqs(vdev, nvqs, vqs, callbacks, names, 429 NULL, NULL, 0); 430 431 if (rc) 432 return rc; 433 434 /* Select and activate all queues. Has to be done last: once we do 435 * this, there's no way to go back except reset. 436 */ 437 list_for_each_entry(vq, &vdev->vqs, list) { 438 vp_iowrite16(vq->index, &vp_dev->common->queue_select); 439 vp_iowrite16(1, &vp_dev->common->queue_enable); 440 } 441 442 return 0; 443 } 444 445 static void del_vq(struct virtio_pci_vq_info *info) 446 { 447 struct virtqueue *vq = info->vq; 448 struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev); 449 450 vp_iowrite16(vq->index, &vp_dev->common->queue_select); 451 452 if (vp_dev->msix_enabled) { 453 vp_iowrite16(VIRTIO_MSI_NO_VECTOR, 454 &vp_dev->common->queue_msix_vector); 455 /* Flush the write out to device */ 456 vp_ioread16(&vp_dev->common->queue_msix_vector); 457 } 458 459 if (!vp_dev->notify_base) 460 pci_iounmap(vp_dev->pci_dev, (void __force __iomem *)vq->priv); 461 462 vring_del_virtqueue(vq); 463 464 free_pages_exact(info->queue, vring_pci_size(info->num)); 465 } 466 467 static const struct virtio_config_ops virtio_pci_config_nodev_ops = { 468 .get = NULL, 469 .set = NULL, 470 .generation = vp_generation, 471 .get_status = vp_get_status, 472 .set_status = vp_set_status, 473 .reset = vp_reset, > 474 .find_vqs = vp_modern_find_vqs, 475 .del_vqs = vp_del_vqs, 476 .get_features = vp_get_features, 477 .finalize_features = vp_finalize_features, --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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