From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: [PATCH net-next V4 4/6] skb_array: add wrappers for resizing Date: Thu, 30 Jun 2016 14:45:34 +0800 Message-ID: <1467269136-8082-5-git-send-email-jasowang@redhat.com> References: <1467269136-8082-1-git-send-email-jasowang@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: brouer@redhat.com, eric.dumazet@gmail.com, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org To: mst@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, davem@davemloft.net Return-path: In-Reply-To: <1467269136-8082-1-git-send-email-jasowang@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org List-Id: netdev.vger.kernel.org Signed-off-by: Michael S. Tsirkin Signed-off-by: Jason Wang --- include/linux/skb_array.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h index 2dd0d1e..f4dfade 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); -- 2.7.4