diff options
| author |   Jason Wang <jasowang@redhat.com> | 2016-06-30 14:45:34 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-07-01 05:32:17 -0400 |
| commit | bf900b3dbefee49855c17aa09fb4245346a78fb3 (patch) | |
| tree | bef4e4d436dc3236596c9dd0ed8c80dc76f1e436 | |
| parent | ptr_ring: support resizing multiple queues (diff) | |
| download | wireguard-linux-bf900b3dbefee49855c17aa09fb4245346a78fb3.tar.xz wireguard-linux-bf900b3dbefee49855c17aa09fb4245346a78fb3.zip | |
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>
| -rw-r--r-- | include/linux/skb_array.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h index 2dd0d1e4ee7e..f4dfade428f0 100644 --- a/include/linux/skb_array.h +++ b/include/linux/skb_array.h @@ -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); |