tipc: Reduce footprint by un-inlining buf_acquire routine
Convert buf_acquire inline routine that is more than one line into a standard function, thereby eliminating some repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -101,6 +101,30 @@ int tipc_get_mode(void)
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return tipc_mode;
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}
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/**
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* buf_acquire - creates a TIPC message buffer
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* @size: message size (including TIPC header)
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*
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* Returns a new buffer with data pointers set to the specified size.
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*
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* NOTE: Headroom is reserved to allow prepending of a data link header.
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* There may also be unrequested tailroom present at the buffer's end.
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*/
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struct sk_buff *buf_acquire(u32 size)
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{
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struct sk_buff *skb;
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unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;
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skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
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if (skb) {
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skb_reserve(skb, BUF_HEADROOM);
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skb_put(skb, size);
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skb->next = NULL;
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}
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return skb;
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}
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/**
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* tipc_core_stop_net - shut down TIPC networking sub-systems
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*/
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@ -328,29 +328,7 @@ static inline struct tipc_msg *buf_msg(struct sk_buff *skb)
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return (struct tipc_msg *)skb->data;
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}
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/**
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* buf_acquire - creates a TIPC message buffer
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* @size: message size (including TIPC header)
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*
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* Returns a new buffer with data pointers set to the specified size.
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*
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* NOTE: Headroom is reserved to allow prepending of a data link header.
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* There may also be unrequested tailroom present at the buffer's end.
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*/
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static inline struct sk_buff *buf_acquire(u32 size)
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{
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struct sk_buff *skb;
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unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;
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skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
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if (skb) {
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skb_reserve(skb, BUF_HEADROOM);
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skb_put(skb, size);
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skb->next = NULL;
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}
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return skb;
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}
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extern struct sk_buff *buf_acquire(u32 size);
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/**
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* buf_discard - frees a TIPC message buffer
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