Lets get rid of the unused alloc_skb_from_cache() thing.
Signed-off-by: Peter Zijlstra <[email protected]>
---
include/linux/skbuff.h | 3 --
net/core/dev.c | 1
net/core/skbuff.c | 71 ++++++-------------------------------------------
3 files changed, 11 insertions(+), 64 deletions(-)
Index: linux-2.6-git/include/linux/skbuff.h
===================================================================
--- linux-2.6-git.orig/include/linux/skbuff.h 2007-02-14 08:31:13.000000000 +0100
+++ linux-2.6-git/include/linux/skbuff.h 2007-02-14 10:11:36.000000000 +0100
@@ -345,9 +345,6 @@ static inline struct sk_buff *alloc_skb_
return __alloc_skb(size, priority, 1, -1);
}
-extern struct sk_buff *alloc_skb_from_cache(struct kmem_cache *cp,
- unsigned int size,
- gfp_t priority);
extern void kfree_skbmem(struct sk_buff *skb);
extern struct sk_buff *skb_clone(struct sk_buff *skb,
gfp_t priority);
Index: linux-2.6-git/net/core/skbuff.c
===================================================================
--- linux-2.6-git.orig/net/core/skbuff.c 2007-02-14 08:31:12.000000000 +0100
+++ linux-2.6-git/net/core/skbuff.c 2007-02-14 10:11:16.000000000 +0100
@@ -198,61 +198,6 @@ nodata:
}
/**
- * alloc_skb_from_cache - allocate a network buffer
- * @cp: kmem_cache from which to allocate the data area
- * (object size must be big enough for @size bytes + skb overheads)
- * @size: size to allocate
- * @gfp_mask: allocation mask
- *
- * Allocate a new &sk_buff. The returned buffer has no headroom and
- * 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.
- *
- * Buffers may only be allocated from interrupts using a @gfp_mask of
- * %GFP_ATOMIC.
- */
-struct sk_buff *alloc_skb_from_cache(struct kmem_cache *cp,
- unsigned int size,
- gfp_t gfp_mask)
-{
- struct sk_buff *skb;
- u8 *data;
-
- /* Get the HEAD */
- skb = kmem_cache_alloc(skbuff_head_cache,
- gfp_mask & ~__GFP_DMA);
- if (!skb)
- goto out;
-
- /* Get the DATA. */
- size = SKB_DATA_ALIGN(size);
- data = kmem_cache_alloc(cp, gfp_mask);
- if (!data)
- goto nodata;
-
- memset(skb, 0, offsetof(struct sk_buff, truesize));
- skb->truesize = size + sizeof(struct sk_buff);
- atomic_set(&skb->users, 1);
- skb->head = data;
- skb->data = data;
- skb->tail = data;
- skb->end = data + size;
-
- atomic_set(&(skb_shinfo(skb)->dataref), 1);
- skb_shinfo(skb)->nr_frags = 0;
- skb_shinfo(skb)->gso_size = 0;
- skb_shinfo(skb)->gso_segs = 0;
- skb_shinfo(skb)->gso_type = 0;
- skb_shinfo(skb)->frag_list = NULL;
-out:
- return skb;
-nodata:
- kmem_cache_free(skbuff_head_cache, skb);
- skb = NULL;
- goto out;
-}
-
-/**
* __netdev_alloc_skb - allocate an skbuff for rx on a specific device
* @dev: network device to receive on
* @length: length to allocate
--
-
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