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skb_array: add wrappers for resizing

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Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jason Wang authored and David S. Miller committed 2016-07-01 05:32:17 -04:00
1 parent 59e6ae5324
commit bf900b3dbe
1 file changed
+9
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include/linux/skb_array.h
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@@ -161,6 +161,15 @@ static inline int skb_array_resize(struct skb_array *a, int size, gfp_t gfp)
return ptr_ring_resize(&a->ring, size, gfp, __skb_array_destroy_skb);
}
static inline int skb_array_resize_multiple(struct skb_array **rings,
int nrings, int size, gfp_t gfp)
{
BUILD_BUG_ON(offsetof(struct skb_array, ring));
return ptr_ring_resize_multiple((struct ptr_ring **)rings,
nrings, size, gfp,
__skb_array_destroy_skb);
}
static inline void skb_array_cleanup(struct skb_array *a)
{
ptr_ring_cleanup(&a->ring, __skb_array_destroy_skb);