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virtio,pci: features, cleanups

Browse source 
vdpa:
       shadow vq vlan support
       net migration with cvq
 cxl:
      support emulating 4 HDM decoders
      serial number extended capability
 virtio:
       hared dma-buf
 
 Fixes, cleanups all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pci: features, cleanups

vdpa:
      shadow vq vlan support
      net migration with cvq
cxl:
     support emulating 4 HDM decoders
     serial number extended capability
virtio:
      hared dma-buf

Fixes, cleanups all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (53 commits)
  libvhost-user: handle shared_object msg
  vhost-user: add shared_object msg
  hw/display: introduce virtio-dmabuf
  util/uuid: add a hash function
  virtio: remove unused next argument from virtqueue_split_read_next_desc()
  virtio: remove unnecessary thread fence while reading next descriptor
  virtio: use shadow_avail_idx while checking number of heads
  libvhost-user.c: add assertion to vu_message_read_default
  pcie_sriov: unregister_vfs(): fix error path
  hw/i386/pc: improve physical address space bound check for 32-bit x86 systems
  amd_iommu: Fix APIC address check
  vdpa net: follow VirtIO initialization properly at cvq isolation probing
  vdpa net: stop probing if cannot set features
  vdpa net: fix error message setting virtio status
  hw/pci-bridge/cxl-upstream: Add serial number extended capability support
  hw/cxl: Support 4 HDM decoders at all levels of topology
  hw/cxl: Fix and use same calculation for HDM decoder block size everywhere
  hw/cxl: Add utility functions decoder interleave ways and target count.
  hw/cxl: Push cxl_decoder_count_enc() and cxl_decode_ig() into .c
  vdpa net: zero vhost_vdpa iova_tree pointer at cleanup
  ...

Conflicts:
  hw/core/machine.c
  Context conflict with commit 314e0a84cd ("hw/core: remove needless
  includes") because it removed an adjacent #include.
This commit is contained in:
Stefan Hajnoczi 2023-10-05 09:01:01 -04:00
commit 2f3913f4b2
71 changed files with 2025 additions and 450 deletions
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16
include/exec/memory.h
View file

@ -2671,9 +2671,6 @@ struct MemoryRegionCache {
bool is_write;
};
#define MEMORY_REGION_CACHE_INVALID ((MemoryRegionCache) { .mrs.mr = NULL })
/* address_space_ld*_cached: load from a cached #MemoryRegion
* address_space_st*_cached: store into a cached #MemoryRegion
*
@ -2762,6 +2759,19 @@ int64_t address_space_cache_init(MemoryRegionCache *cache,
hwaddr len,
bool is_write);
/**
* address_space_cache_init_empty: Initialize empty #MemoryRegionCache
*
* @cache: The #MemoryRegionCache to operate on.
*
* Initializes #MemoryRegionCache structure without memory region attached.
* Cache initialized this way can only be safely destroyed, but not used.
*/
static inline void address_space_cache_init_empty(MemoryRegionCache *cache)
{
cache->mrs.mr = NULL;
}
/**
* address_space_cache_invalidate: complete a write to a #MemoryRegionCache
*