From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755448AbcFHGxI (ORCPT ); Wed, 8 Jun 2016 02:53:08 -0400 Received: from rtits2.realtek.com ([60.250.210.242]:37897 "EHLO rtits2.realtek.com.tw" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755355AbcFHGxE (ORCPT ); Wed, 8 Jun 2016 02:53:04 -0400 Authenticated-By: X-SpamFilter-By: BOX Solutions SpamTrap 5.56 with qID u586qvgY028668, This message is accepted by code: ctloc85258 From: Hayes Wang To: CC: , , , Hayes Wang Subject: [PATCH net-next] r8152: replace netdev_alloc_skb_ip_align with napi_alloc_skb Date: Wed, 8 Jun 2016 14:52:33 +0800 Message-ID: <1394712342-15778-174-Taiwan-albertk@realtek.com> X-Mailer: Microsoft Office Outlook 11 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [172.21.177.211] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replace netdev_alloc_skb_ip_align() with napi_alloc_skb() which can save several CPU cycles by avoiding having to disable and re-enable IRQs. Signed-off-by: Hayes Wang --- drivers/net/usb/r8152.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 3f9f6ed..161c25e 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1742,7 +1742,7 @@ static int rx_bottom(struct r8152 *tp, int budget) pkt_len -= CRC_SIZE; rx_data += sizeof(struct rx_desc); - skb = netdev_alloc_skb_ip_align(netdev, pkt_len); + skb = napi_alloc_skb(&tp->napi, pkt_len); if (!skb) { stats->rx_dropped++; goto find_next_rx; -- 2.4.11