xsk: moved struct xdp_umem definition

#ifndef _LINUX_XDP_SOCK_H

#define _LINUX_XDP_SOCK_H

#include <linux/workqueue.h>

#include <linux/if_xdp.h>

#include <linux/mutex.h>

#include <linux/mm.h>

#include <net/sock.h>

struct net_device;

struct xsk_queue;

struct xdp_umem;

struct xdp_umem_props {

	u64 chunk_mask;

	u64 size;

};

struct xdp_umem {

	struct xsk_queue *fq;

	struct xsk_queue *cq;

	struct page **pgs;

	struct xdp_umem_props props;

	u32 headroom;

	u32 chunk_size_nohr;

	struct user_struct *user;

	struct pid *pid;

	unsigned long address;

	refcount_t users;

	struct work_struct work;

	u32 npgs;

};

struct xdp_sock {

	/* struct sock must be the first member of struct xdp_sock */

#include <linux/mm.h>

#include "xdp_umem.h"

#include "xsk_queue.h"

#define XDP_UMEM_MIN_CHUNK_SIZE 2048

#ifndef XDP_UMEM_H_

#define XDP_UMEM_H_

#include <linux/mm.h>

#include <linux/if_xdp.h>

#include <linux/workqueue.h>

#include "xsk_queue.h"

#include "xdp_umem_props.h"

struct xdp_umem {

	struct xsk_queue *fq;

	struct xsk_queue *cq;

	struct page **pgs;

	struct xdp_umem_props props;

	u32 headroom;

	u32 chunk_size_nohr;

	struct user_struct *user;

	struct pid *pid;

	unsigned long address;

	refcount_t users;

	struct work_struct work;

	u32 npgs;

};

#include <net/xdp_sock.h>

static inline char *xdp_umem_get_data(struct xdp_umem *umem, u64 addr)

{

#include <linux/types.h>

#include <linux/if_xdp.h>

#include "xdp_umem_props.h"

#include <net/xdp_sock.h>

#define RX_BATCH_SIZE 16