From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752818AbbG2PLE (ORCPT ); Wed, 29 Jul 2015 11:11:04 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:40269 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751052AbbG2PLC (ORCPT ); Wed, 29 Jul 2015 11:11:02 -0400 From: WingMan Kwok To: , , , CC: WingMan Kwok , "Reece R. Pollack" Subject: [PATCH 1/2] net: Export __netdev_alloc_frag() to allow gfp_mask flags Date: Wed, 29 Jul 2015 11:10:52 -0400 Message-ID: <1438182653-2136-1-git-send-email-w-kwok2@ti.com> X-Mailer: git-send-email 1.7.9.5 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch makes the function __netdev_alloc_frag() non-static and exports it so that drivers that need to specify additional flags, such as __GFP_DMA, can use it. The currently exported function, netdev_alloc_frag() doesn't allow passing in gfp_mask flags. Signed-off-by: WingMan Kwok Signed-off-by: Reece R. Pollack --- include/linux/skbuff.h | 1 + net/core/skbuff.c | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index d6cdd6e..596deb3 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2139,6 +2139,7 @@ static inline void __skb_queue_purge(struct sk_buff_head *list) kfree_skb(skb); } +void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask); void *netdev_alloc_frag(unsigned int fragsz); struct sk_buff *__netdev_alloc_skb(struct net_device *dev, unsigned int length, diff --git a/net/core/skbuff.c b/net/core/skbuff.c index b6a19ca..6f3451f 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -350,7 +350,7 @@ EXPORT_SYMBOL(build_skb); static DEFINE_PER_CPU(struct page_frag_cache, netdev_alloc_cache); static DEFINE_PER_CPU(struct page_frag_cache, napi_alloc_cache); -static void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask) +void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask) { struct page_frag_cache *nc; unsigned long flags; @@ -362,6 +362,7 @@ static void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask) local_irq_restore(flags); return data; } +EXPORT_SYMBOL(__netdev_alloc_frag); /** * netdev_alloc_frag - allocate a page fragment -- 1.7.9.5