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vhost_net: add NetClientState->load() callback

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It allows per-net client operations right after device's successful
start. In particular, to load the device status.

Vhost-vdpa net will use it to add the CVQ buffers to restore the device
status.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Eugenio Pérez 2022-08-23 20:30:35 +02:00 • committed by Jason Wang
parent be4278b65f
commit 539573c317
2 changed files with 9 additions and 0 deletions
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2
include/net/net.h
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@ -45,6 +45,7 @@ typedef struct NICConf {
typedef void (NetPoll)(NetClientState *, bool enable);
typedef bool (NetCanReceive)(NetClientState *);
typedef int (NetStart)(NetClientState *);
typedef int (NetLoad)(NetClientState *);
typedef void (NetStop)(NetClientState *);
typedef ssize_t (NetReceive)(NetClientState *, const uint8_t *, size_t);
typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int);
@ -74,6 +75,7 @@ typedef struct NetClientInfo {
NetReceiveIOV *receive_iov;
NetCanReceive *can_receive;
NetStart *start;
NetLoad *load;
NetStop *stop;
NetCleanup *cleanup;
LinkStatusChanged *link_status_changed;