AcoSail/kernel_optimize_test
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aoe: remove unecessary wrapper function

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We can just use skb_mac_header now, and we don't need a wrapper function to
perform the cast.  Instead of requiring the reader to check aoe.h to look
up what an aoe_hdr function does, I'd rather do without it.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ed L. Cashin 2007-10-16 23:27:03 -07:00 committed by Linus Torvalds
parent 7c9e69faa2
commit abdbf94d7c
3 changed files with 8 additions and 17 deletions
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9
drivers/block/aoe/aoe.h
View File

@ -48,15 +48,6 @@ struct aoe_hdr {
__be32 tag; __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_header(skb);
}
#endif
struct aoe_atahdr { struct aoe_atahdr {
unsigned char aflags; unsigned char aflags;
unsigned char errfeat; unsigned char errfeat;

14
drivers/block/aoe/aoecmd.c
View File

@ -120,7 +120,7 @@ aoecmd_ata_rw(struct aoedev *d, struct frame *f)
/* initialize the headers & frame */ /* initialize the headers & frame */
skb = f->skb; skb = f->skb;
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
ah = (struct aoe_atahdr *) (h+1); ah = (struct aoe_atahdr *) (h+1);
skb_put(skb, sizeof *h + sizeof *ah); skb_put(skb, sizeof *h + sizeof *ah);
memset(h, 0, skb->len); memset(h, 0, skb->len);
@ -209,7 +209,7 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff **tail)
skb->dev = ifp; skb->dev = ifp;
if (sl_tail == NULL) if (sl_tail == NULL)
sl_tail = skb; sl_tail = skb;
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
memset(h, 0, sizeof *h + sizeof *ch); memset(h, 0, sizeof *h + sizeof *ch);
memset(h->dst, 0xff, sizeof h->dst); memset(h->dst, 0xff, sizeof h->dst);
@ -304,7 +304,7 @@ rexmit(struct aoedev *d, struct frame *f)
aoechr_error(buf); aoechr_error(buf);
skb = f->skb; skb = f->skb;
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
ah = (struct aoe_atahdr *) (h+1); ah = (struct aoe_atahdr *) (h+1);
f->tag = n; f->tag = n;
h->tag = cpu_to_be32(n); h->tag = cpu_to_be32(n);
@ -533,7 +533,7 @@ aoecmd_ata_rsp(struct sk_buff *skb)
char ebuf[128]; char ebuf[128];
u16 aoemajor; u16 aoemajor;
hin = aoe_hdr(skb); hin = (struct aoe_hdr *) skb_mac_header(skb);
aoemajor = be16_to_cpu(get_unaligned(&hin->major)); aoemajor = be16_to_cpu(get_unaligned(&hin->major));
d = aoedev_by_aoeaddr(aoemajor, hin->minor); d = aoedev_by_aoeaddr(aoemajor, hin->minor);
if (d == NULL) { if (d == NULL) {
@ -565,7 +565,7 @@ aoecmd_ata_rsp(struct sk_buff *skb)
calc_rttavg(d, tsince(f->tag)); calc_rttavg(d, tsince(f->tag));
ahin = (struct aoe_atahdr *) (hin+1); ahin = (struct aoe_atahdr *) (hin+1);
hout = aoe_hdr(f->skb); hout = (struct aoe_hdr *) skb_mac_header(f->skb);
ahout = (struct aoe_atahdr *) (hout+1); ahout = (struct aoe_atahdr *) (hout+1);
buf = f->buf; buf = f->buf;
@ -699,7 +699,7 @@ aoecmd_ata_id(struct aoedev *d)
/* initialize the headers & frame */ /* initialize the headers & frame */
skb = f->skb; skb = f->skb;
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
ah = (struct aoe_atahdr *) (h+1); ah = (struct aoe_atahdr *) (h+1);
skb_put(skb, sizeof *h + sizeof *ah); skb_put(skb, sizeof *h + sizeof *ah);
memset(h, 0, skb->len); memset(h, 0, skb->len);
@ -730,7 +730,7 @@ aoecmd_cfg_rsp(struct sk_buff *skb)
enum { MAXFRAMES = 16 }; enum { MAXFRAMES = 16 };
u16 n; u16 n;
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
ch = (struct aoe_cfghdr *) (h+1); ch = (struct aoe_cfghdr *) (h+1);
/* /*

2
drivers/block/aoe/aoenet.c
View File

@ -127,7 +127,7 @@ aoenet_rcv(struct sk_buff *skb, struct net_device *ifp, struct packet_type *pt,
goto exit; goto exit;
skb_push(skb, ETH_HLEN); /* (1) */ skb_push(skb, ETH_HLEN); /* (1) */
h = aoe_hdr(skb); h = (struct aoe_hdr *) skb_mac_header(skb);
n = be32_to_cpu(get_unaligned(&h->tag)); n = be32_to_cpu(get_unaligned(&h->tag));
if ((h->verfl & AOEFL_RSP) == 0 || (n & 1<<31)) if ((h->verfl & AOEFL_RSP) == 0 || (n & 1<<31))
goto exit; goto exit;