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yaml
---
r: 195033
b: refs/heads/master
c: 3032cca
h: refs/heads/master
i:
  195031: d89ac12
v: v3
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Allan Stephens authored and David S. Miller committed May 13, 2010
1 parent bfb71b9 commit 6d7f746
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Showing 3 changed files with 26 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b274f4ab8e674db1757371a21e7217e0766cb574
refs/heads/master: 3032cca4d5cf885cacc78fae27ddf0c56dbf9963
24 changes: 24 additions & 0 deletions trunk/net/tipc/core.c
Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,30 @@ int tipc_get_mode(void)
return tipc_mode;
}

/**
* buf_acquire - creates a TIPC message buffer
* @size: message size (including TIPC header)
*
* Returns a new buffer with data pointers set to the specified size.
*
* NOTE: Headroom is reserved to allow prepending of a data link header.
* There may also be unrequested tailroom present at the buffer's end.
*/

struct sk_buff *buf_acquire(u32 size)
{
struct sk_buff *skb;
unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;

skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
if (skb) {
skb_reserve(skb, BUF_HEADROOM);
skb_put(skb, size);
skb->next = NULL;
}
return skb;
}

/**
* tipc_core_stop_net - shut down TIPC networking sub-systems
*/
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24 changes: 1 addition & 23 deletions trunk/net/tipc/core.h
Original file line number Diff line number Diff line change
Expand Up @@ -328,29 +328,7 @@ static inline struct tipc_msg *buf_msg(struct sk_buff *skb)
return (struct tipc_msg *)skb->data;
}

/**
* buf_acquire - creates a TIPC message buffer
* @size: message size (including TIPC header)
*
* Returns a new buffer with data pointers set to the specified size.
*
* NOTE: Headroom is reserved to allow prepending of a data link header.
* There may also be unrequested tailroom present at the buffer's end.
*/

static inline struct sk_buff *buf_acquire(u32 size)
{
struct sk_buff *skb;
unsigned int buf_size = (BUF_HEADROOM + size + 3) & ~3u;

skb = alloc_skb_fclone(buf_size, GFP_ATOMIC);
if (skb) {
skb_reserve(skb, BUF_HEADROOM);
skb_put(skb, size);
skb->next = NULL;
}
return skb;
}
extern struct sk_buff *buf_acquire(u32 size);

/**
* buf_discard - frees a TIPC message buffer
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