From: Christoph Hellwig <[EMAIL PROTECTED]>
Date: Thu, 14 Dec 2006 22:30:09 +0000
> Maybe you should only move the slowpath out of line ala:
>
> static inline void dev_kfree_skb_irq(struct sk_buff *skb)
> {
> if (atomic_dec_and_test(&skb->users))
> __dev_kfree_skb_irq(skb);
> }
The atomic operation all by itself is either a function
call or a 6-7 instruction sequence, so the inlining doesn't
make sense even in this case.
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