From e61e62b9e2cc14b336f330f37f517f9d373ff31e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= <bjorn.topel@intel.com>
Date: Mon, 4 Jun 2018 14:05:51 +0200
Subject: xsk: moved struct xdp_umem definition
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Moved struct xdp_umem to xdp_sock.h, in order to prepare for zero-copy
support.

Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
---
 include/net/xdp_sock.h | 24 +++++++++++++++++++++++-
 net/xdp/xdp_umem.c     |  1 +
 net/xdp/xdp_umem.h     | 22 +---------------------
 net/xdp/xsk_queue.h    |  3 +--
 4 files changed, 26 insertions(+), 24 deletions(-)

diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h
index 7a647c56ec15..3a6cd88f179d 100644
--- a/include/net/xdp_sock.h
+++ b/include/net/xdp_sock.h
@@ -6,12 +6,34 @@
 #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 */
diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c
index 9ad791ff4739..2793a503223e 100644
--- a/net/xdp/xdp_umem.c
+++ b/net/xdp/xdp_umem.c
@@ -13,6 +13,7 @@
 #include <linux/mm.h>
 
 #include "xdp_umem.h"
+#include "xsk_queue.h"
 
 #define XDP_UMEM_MIN_CHUNK_SIZE 2048
 
diff --git a/net/xdp/xdp_umem.h b/net/xdp/xdp_umem.h
index aeadd1bcb72d..9433e8af650a 100644
--- a/net/xdp/xdp_umem.h
+++ b/net/xdp/xdp_umem.h
@@ -6,27 +6,7 @@
 #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)
 {
diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h
index 337e5ad3b10e..5246ed420a16 100644
--- a/net/xdp/xsk_queue.h
+++ b/net/xdp/xsk_queue.h
@@ -8,8 +8,7 @@
 
 #include <linux/types.h>
 #include <linux/if_xdp.h>
-
-#include "xdp_umem_props.h"
+#include <net/xdp_sock.h>
 
 #define RX_BATCH_SIZE 16
 
-- 
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