motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-03 15:53:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

vhost: add vhost_has_free_slot() interface

Browse source 
it will allow for other parts of QEMU check if it's safe
to map memory region during hotplug/runtime.
That way hotplug path will have a chance to cancel
hotplug operation instead of crashing in vhost_commit().

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2015-10-06 10:37:27 +02:00 • committed by Michael S. Tsirkin
parent 052bd52fa9
commit 2ce68e4cf5
7 changed files with 57 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

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

@ -59,6 +59,7 @@ struct vhost_dev {
const VhostOps *vhost_ops;
void *opaque;
struct vhost_log *log;
QLIST_ENTRY(vhost_dev) entry;
};
int vhost_dev_init(struct vhost_dev *hdev, void *opaque,
@ -83,4 +84,5 @@ uint64_t vhost_get_features(struct vhost_dev *hdev, const int *feature_bits,
uint64_t features);
void vhost_ack_features(struct vhost_dev *hdev, const int *feature_bits,
uint64_t features);
bool vhost_has_free_slot(void);
#endif