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skb_array: add wrappers for resizing 

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 2016-06-30 14:45:34 +08:00 committed by David S. Miller
parent 59e6ae5324
commit bf900b3dbe
1 changed files with 9 additions and 0 deletions
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9
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);