a71506a4fd
Move the AF_XDP zero-copy driver interface to its own include file called xdp_sock_drv.h. This, hopefully, will make it more clear for NIC driver implementors to know what functions to use for zero-copy support. v4->v5: Fix -Wmissing-prototypes by include header file. (Jakub) Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20200520192103.355233-4-bjorn.topel@gmail.com
22 lines
691 B
C
22 lines
691 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* XDP user-space packet buffer
|
|
* Copyright(c) 2018 Intel Corporation.
|
|
*/
|
|
|
|
#ifndef XDP_UMEM_H_
|
|
#define XDP_UMEM_H_
|
|
|
|
#include <net/xdp_sock_drv.h>
|
|
|
|
int xdp_umem_assign_dev(struct xdp_umem *umem, struct net_device *dev,
|
|
u16 queue_id, u16 flags);
|
|
void xdp_umem_clear_dev(struct xdp_umem *umem);
|
|
bool xdp_umem_validate_queues(struct xdp_umem *umem);
|
|
void xdp_get_umem(struct xdp_umem *umem);
|
|
void xdp_put_umem(struct xdp_umem *umem);
|
|
void xdp_add_sk_umem(struct xdp_umem *umem, struct xdp_sock *xs);
|
|
void xdp_del_sk_umem(struct xdp_umem *umem, struct xdp_sock *xs);
|
|
struct xdp_umem *xdp_umem_create(struct xdp_umem_reg *mr);
|
|
|
|
#endif /* XDP_UMEM_H_ */
|