net: Update kernel-doc for __alloc_skb()

__alloc_skb() now extends tailroom to allow the use of padding added
by the heap allocator.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ben Hutchings 2012-06-06 15:23:37 +00:00 committed by David S. Miller
parent 0bb79565aa
commit 94b6042cfe

View File

@ -160,8 +160,8 @@ static void skb_under_panic(struct sk_buff *skb, int sz, void *here)
* @node: numa node to allocate memory on
*
* Allocate a new &sk_buff. The returned buffer has no headroom and a
* tail room of size bytes. The object has a reference count of one.
* The return is the buffer. On a failure the return is %NULL.
* tail room of at least size bytes. The object has a reference count
* of one. The return is the buffer. On a failure the return is %NULL.
*
* Buffers may only be allocated from interrupts using a @gfp_mask of
* %GFP_ATOMIC.