From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: [PATCH 1/2] net: num_dma_maps is not used Date: Fri, 05 Jun 2009 16:03:35 +0200 Message-ID: <4A2925B7.6050800@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Linux Netdev List To: "David S. Miller" Return-path: Received: from gw1.cosmosbay.com ([212.99.114.194]:36406 "EHLO gw1.cosmosbay.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752254AbZFEODk (ORCPT ); Fri, 5 Jun 2009 10:03:40 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Get rid of num_dma_maps in struct skb_shared_info, as it seems unused. Signed-off-by: Eric Dumazet --- include/linux/skbuff.h | 3 --- net/core/skb_dma_map.c | 1 - 2 files changed, 4 deletions(-) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 7305da9..7485058 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -194,9 +194,6 @@ struct skb_shared_info { unsigned short gso_type; __be32 ip6_frag_id; union skb_shared_tx tx_flags; -#ifdef CONFIG_HAS_DMA - unsigned int num_dma_maps; -#endif struct sk_buff *frag_list; struct skb_shared_hwtstamps hwtstamps; skb_frag_t frags[MAX_SKB_FRAGS]; diff --git a/net/core/skb_dma_map.c b/net/core/skb_dma_map.c index 8623492..7adb623 100644 --- a/net/core/skb_dma_map.c +++ b/net/core/skb_dma_map.c @@ -30,7 +30,6 @@ int skb_dma_map(struct device *dev, struct sk_buff *skb, goto unwind; sp->dma_maps[i + 1] = map; } - sp->num_dma_maps = i + 1; return 0;