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annotate cxgb3 (ab)uses of skb->priority/skb->csum
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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2f220e305b
commit
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1 changed files with 19 additions and 3 deletions
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@ -833,10 +833,26 @@ static int do_trace(struct t3cdev *dev, struct sk_buff *skb)
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return 0;
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}
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/*
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* That skb would better have come from process_responses() where we abuse
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* ->priority and ->csum to carry our data. NB: if we get to per-arch
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* ->csum, the things might get really interesting here.
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*/
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static inline u32 get_hwtid(struct sk_buff *skb)
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{
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return ntohl((__force __be32)skb->priority) >> 8 & 0xfffff;
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}
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static inline u32 get_opcode(struct sk_buff *skb)
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{
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return G_OPCODE(ntohl((__force __be32)skb->csum));
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}
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static int do_term(struct t3cdev *dev, struct sk_buff *skb)
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{
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unsigned int hwtid = ntohl(skb->priority) >> 8 & 0xfffff;
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unsigned int opcode = G_OPCODE(ntohl(skb->csum));
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unsigned int hwtid = get_hwtid(skb);
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unsigned int opcode = get_opcode(skb);
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struct t3c_tid_entry *t3c_tid;
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t3c_tid = lookup_tid(&(T3C_DATA(dev))->tid_maps, hwtid);
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@ -914,7 +930,7 @@ int process_rx(struct t3cdev *dev, struct sk_buff **skbs, int n)
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{
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while (n--) {
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struct sk_buff *skb = *skbs++;
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unsigned int opcode = G_OPCODE(ntohl(skb->csum));
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unsigned int opcode = get_opcode(skb);
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int ret = cpl_handlers[opcode] (dev, skb);
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#if VALIDATE_TID
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