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virtio,pc features, fixes

Browse source 
New features:
     vhost-user multiqueue support
     virtio-ccw virtio 1 support
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio,pc features, fixes

New features:
    vhost-user multiqueue support
    virtio-ccw virtio 1 support

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

# gpg: Signature made Fri 25 Sep 2015 07:40:35 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  MAINTAINERS: add more devices to the PCI section
  MAINTAINERS: add more devices to the PC section
  vhost-user: add a new message to disable/enable a specific virt queue.
  vhost-user: add multiple queue support
  vhost: introduce vhost_backend_get_vq_index method
  vhost-user: add VHOST_USER_GET_QUEUE_NUM message
  vhost: rename VHOST_RESET_OWNER to VHOST_RESET_DEVICE
  vhost-user: add protocol feature negotiation
  vhost-user: use VHOST_USER_XXX macro for switch statement
  virtio-ccw: enable virtio-1
  virtio-ccw: feature bits > 31 handling
  virtio-ccw: support ring size changes
  virtio: ring sizes vs. reset
  pc: Introduce pc-*-2.5 machine classes
  q35: Move options common to all classes to pc_i440fx_machine_options()
  q35: Move options common to all classes to pc_q35_machine_options()
  virtio-net: unbreak self announcement and guest offloads after migration
  virtio: right size for virtio_queue_get_avail_size

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-09-25 16:40:05 +01:00
commit cdf9818242
23 changed files with 593 additions and 144 deletions
Download patch file Download diff file Expand all files Collapse all files

3
include/hw/compat.h
View file

@ -1,6 +1,9 @@
#ifndef HW_COMPAT_H
#define HW_COMPAT_H
#define HW_COMPAT_2_4 \
/* empty */
#define HW_COMPAT_2_3 \
{\
.driver = "virtio-blk-pci",\

4
include/hw/i386/pc.h
View file

@ -291,7 +291,11 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t);
int e820_get_num_entries(void);
bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
#define PC_COMPAT_2_4 \
HW_COMPAT_2_4
#define PC_COMPAT_2_3 \
PC_COMPAT_2_4 \
HW_COMPAT_2_3 \
{\
.driver = TYPE_X86_CPU,\

4
include/hw/virtio/vhost-backend.h
View file

@ -24,12 +24,16 @@ typedef int (*vhost_call)(struct vhost_dev *dev, unsigned long int request,
void *arg);
typedef int (*vhost_backend_init)(struct vhost_dev *dev, void *opaque);
typedef int (*vhost_backend_cleanup)(struct vhost_dev *dev);
typedef int (*vhost_backend_get_vq_index)(struct vhost_dev *dev, int idx);
typedef int (*vhost_backend_set_vring_enable)(struct vhost_dev *dev, int enable);
typedef struct VhostOps {
VhostBackendType backend_type;
vhost_call vhost_call;
vhost_backend_init vhost_backend_init;
vhost_backend_cleanup vhost_backend_cleanup;
vhost_backend_get_vq_index vhost_backend_get_vq_index;
vhost_backend_set_vring_enable vhost_backend_set_vring_enable;
} VhostOps;
extern const VhostOps user_ops;

2
include/hw/virtio/vhost.h
View file

@ -47,6 +47,8 @@ struct vhost_dev {
unsigned long long features;
unsigned long long acked_features;
unsigned long long backend_features;
unsigned long long protocol_features;
unsigned long long max_queues;
bool started;
bool log_enabled;
unsigned long long log_size;

3
include/net/vhost_net.h
View file

@ -13,6 +13,7 @@ typedef struct VhostNetOptions {
void *opaque;
} VhostNetOptions;
uint64_t vhost_net_get_max_queues(VHostNetState *net);
struct vhost_net *vhost_net_init(VhostNetOptions *options);
int vhost_net_start(VirtIODevice *dev, NetClientState *ncs, int total_queues);
@ -27,4 +28,6 @@ bool vhost_net_virtqueue_pending(VHostNetState *net, int n);
void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
int idx, bool mask);
VHostNetState *get_vhost_net(NetClientState *nc);
int vhost_set_vring_enable(NetClientState * nc, int enable);
#endif