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Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost

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Pull virtio updates from Michael Tsirkin:

 - IRQ bypass support for vdpa and IFC

 - MLX5 vdpa driver

 - Endianness fixes for virtio drivers

 - Misc other fixes

* tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (71 commits)
  vdpa/mlx5: fix up endian-ness for mtu
  vdpa: Fix pointer math bug in vdpasim_get_config()
  vdpa/mlx5: Fix pointer math in mlx5_vdpa_get_config()
  vdpa/mlx5: fix memory allocation failure checks
  vdpa/mlx5: Fix uninitialised variable in core/mr.c
  vdpa_sim: init iommu lock
  virtio_config: fix up warnings on parisc
  vdpa/mlx5: Add VDPA driver for supported mlx5 devices
  vdpa/mlx5: Add shared memory registration code
  vdpa/mlx5: Add support library for mlx5 VDPA implementation
  vdpa/mlx5: Add hardware descriptive header file
  vdpa: Modify get_vq_state() to return error code
  net/vdpa: Use struct for set/get vq state
  vdpa: remove hard coded virtq num
  vdpasim: support batch updating
  vhost-vdpa: support IOTLB batching hints
  vhost-vdpa: support get/set backend features
  vhost: generialize backend features setting/getting
  vhost-vdpa: refine ioctl pre-processing
  vDPA: dont change vq irq after DRIVER_OK
  ...
This commit is contained in:
Linus Torvalds
2020-08-11 14:34:17 -07:00
parent ce13266d97 8a7c3213db
commit 57b0779392
60 changed files with 3888 additions and 410 deletions
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6
tools/virtio/linux/virtio_config.h
View File

@@ -42,16 +42,16 @@ static inline void __virtio_clear_bit(struct virtio_device *vdev,
(__virtio_test_bit((dev), feature))
/**
* virtio_has_iommu_quirk - determine whether this device has the iommu quirk
* virtio_has_dma_quirk - determine whether this device has the DMA quirk
* @vdev: the device
*/
static inline bool virtio_has_iommu_quirk(const struct virtio_device *vdev)
static inline bool virtio_has_dma_quirk(const struct virtio_device *vdev)
{
/*
* Note the reverse polarity of the quirk feature (compared to most
* other features), this is for compatibility with legacy systems.
*/
return !virtio_has_feature(vdev, VIRTIO_F_IOMMU_PLATFORM);
return !virtio_has_feature(vdev, VIRTIO_F_ACCESS_PLATFORM);
}
static inline bool virtio_is_little_endian(struct virtio_device *vdev)