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vdpa: reorder vhost_vdpa_net_cvq_cmd_page_len function

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We need to call it from resource cleanup context, as munmap needs the
size of the mappings.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230602143854.1879091-3-eperezma@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eugenio Pérez 2023-06-02 16:38:53 +02:00 committed by Michael S. Tsirkin
parent 8bc0049ead
commit 915bf6ccd7
1 changed files with 16 additions and 16 deletions
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32
net/vhost-vdpa.c
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@ -120,6 +120,22 @@ VHostNetState *vhost_vdpa_get_vhost_net(NetClientState *nc)
return s->vhost_net; return s->vhost_net;
} }
static size_t vhost_vdpa_net_cvq_cmd_len(void)
{
/*
* MAC_TABLE_SET is the ctrl command that produces the longer out buffer.
* In buffer is always 1 byte, so it should fit here
*/
return sizeof(struct virtio_net_ctrl_hdr) +
2 * sizeof(struct virtio_net_ctrl_mac) +
MAC_TABLE_ENTRIES * ETH_ALEN;
}
static size_t vhost_vdpa_net_cvq_cmd_page_len(void)
{
return ROUND_UP(vhost_vdpa_net_cvq_cmd_len(), qemu_real_host_page_size());
}
static bool vhost_vdpa_net_valid_svq_features(uint64_t features, Error **errp) static bool vhost_vdpa_net_valid_svq_features(uint64_t features, Error **errp)
{ {
uint64_t invalid_dev_features = uint64_t invalid_dev_features =
@ -427,22 +443,6 @@ static void vhost_vdpa_cvq_unmap_buf(struct vhost_vdpa *v, void *addr)
vhost_iova_tree_remove(tree, *map); vhost_iova_tree_remove(tree, *map);
} }
static size_t vhost_vdpa_net_cvq_cmd_len(void)
{
/*
* MAC_TABLE_SET is the ctrl command that produces the longer out buffer.
* In buffer is always 1 byte, so it should fit here
*/
return sizeof(struct virtio_net_ctrl_hdr) +
2 * sizeof(struct virtio_net_ctrl_mac) +
MAC_TABLE_ENTRIES * ETH_ALEN;
}
static size_t vhost_vdpa_net_cvq_cmd_page_len(void)
{
return ROUND_UP(vhost_vdpa_net_cvq_cmd_len(), qemu_real_host_page_size());
}
/** Map CVQ buffer. */ /** Map CVQ buffer. */
static int vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, void *buf, size_t size, static int vhost_vdpa_cvq_map_buf(struct vhost_vdpa *v, void *buf, size_t size,
bool write) bool write)