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Commit 029720f1 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by David S. Miller
Browse files

[AOE]: Introduce aoe_hdr() 



For consistency with other skb->mac.raw users.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4839fcce

drivers/block/aoe/aoe.h

+9 −0
Original line number Diff line number Diff line
@@ -48,6 +48,15 @@ struct aoe_hdr { 
	__be32 tag;

};



#ifdef __KERNEL__

#include <linux/skbuff.h>



static inline struct aoe_hdr *aoe_hdr(const struct sk_buff *skb)

{

	return (struct aoe_hdr *)skb->mac.raw;

}

#endif



struct aoe_atahdr {

	unsigned char aflags;

	unsigned char errfeat;

drivers/block/aoe/aoecmd.c

+7 −7
Original line number Diff line number Diff line
@@ -118,7 +118,7 @@ aoecmd_ata_rw(struct aoedev *d, struct frame *f) 


	/* initialize the headers & frame */

	skb = f->skb;

	h = (struct aoe_hdr *) skb->mac.raw;

	h = aoe_hdr(skb);

	ah = (struct aoe_atahdr *) (h+1);

	skb_put(skb, sizeof *h + sizeof *ah);

	memset(h, 0, skb->len);
@@ -207,7 +207,7 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff **tail) 
		skb->dev = ifp;

		if (sl_tail == NULL)

			sl_tail = skb;

		h = (struct aoe_hdr *) skb->mac.raw;

		h = aoe_hdr(skb);

		memset(h, 0, sizeof *h + sizeof *ch);



		memset(h->dst, 0xff, sizeof h->dst);
@@ -300,7 +300,7 @@ rexmit(struct aoedev *d, struct frame *f) 
	aoechr_error(buf);



	skb = f->skb;

	h = (struct aoe_hdr *) skb->mac.raw;

	h = aoe_hdr(skb);

	ah = (struct aoe_atahdr *) (h+1);

	f->tag = n;

	h->tag = cpu_to_be32(n);
@@ -529,7 +529,7 @@ aoecmd_ata_rsp(struct sk_buff *skb) 
	char ebuf[128];

	u16 aoemajor;



	hin = (struct aoe_hdr *) skb->mac.raw;

	hin = aoe_hdr(skb);

	aoemajor = be16_to_cpu(get_unaligned(&hin->major));

	d = aoedev_by_aoeaddr(aoemajor, hin->minor);

	if (d == NULL) {
@@ -561,7 +561,7 @@ aoecmd_ata_rsp(struct sk_buff *skb) 
	calc_rttavg(d, tsince(f->tag));



	ahin = (struct aoe_atahdr *) (hin+1);

	hout = (struct aoe_hdr *) f->skb->mac.raw;

	hout = aoe_hdr(f->skb);

	ahout = (struct aoe_atahdr *) (hout+1);

	buf = f->buf;
@@ -695,7 +695,7 @@ aoecmd_ata_id(struct aoedev *d) 


	/* initialize the headers & frame */

	skb = f->skb;

	h = (struct aoe_hdr *) skb->mac.raw;

	h = aoe_hdr(skb);

	ah = (struct aoe_atahdr *) (h+1);

	skb_put(skb, sizeof *h + sizeof *ah);

	memset(h, 0, skb->len);
@@ -726,7 +726,7 @@ aoecmd_cfg_rsp(struct sk_buff *skb) 
	enum { MAXFRAMES = 16 };

	u16 n;



	h = (struct aoe_hdr *) skb->mac.raw;

	h = aoe_hdr(skb);

	ch = (struct aoe_cfghdr *) (h+1);



	/*

drivers/block/aoe/aoenet.c

+1 −1
Original line number Diff line number Diff line
@@ -123,7 +123,7 @@ aoenet_rcv(struct sk_buff *skb, struct net_device *ifp, struct packet_type *pt, 
		goto exit;

	skb_push(skb, ETH_HLEN);	/* (1) */



	h = (struct aoe_hdr *) skb->mac.raw;

	h = aoe_hdr(skb);

	n = be32_to_cpu(get_unaligned(&h->tag));

	if ((h->verfl & AOEFL_RSP) == 0 || (n & 1<<31))

		goto exit;