From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [NET-NEXT PATCH 17/18] net: add netif_napi_del function to allow for removal of napistructs Date: Fri, 27 Jun 2008 11:02:03 -0700 Message-ID: <20080627180200.22428.70787.stgit@localhost.localdomain> References: <20080627175921.22428.52767.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: jeff@garzik.org, davem@davemloft.net Return-path: In-Reply-To: <20080627175921.22428.52767.stgit@localhost.localdomain> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: e1000-devel-bounces@lists.sourceforge.net Errors-To: e1000-devel-bounces@lists.sourceforge.net List-Id: netdev.vger.kernel.org From: Alexander Duyck Adds netif_napi_del function which is used to remove the napi struct from the netdev napi_list in cases where CONFIG_NETPOLL was enabled. The motivation for adding this is to handle the case in which the number of queues on a device changes due to a configuration change. Previously the napi structs for each queue would be left in the list until the netdev was freed. Signed-off-by: Alexander Duyck Signed-off-by: Jeff Kirsher --- include/linux/netdevice.h | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 1304ad2..42fc98e 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -826,6 +826,19 @@ static inline void netif_napi_add(struct net_device *dev, set_bit(NAPI_STATE_SCHED, &napi->state); } +/** + * netif_napi_del - remove a napi context + * @napi: napi context + * + * netif_napi_del() removes a napi context from the network device napi list + */ +static inline void netif_napi_del(struct napi_struct *napi) +{ +#ifdef CONFIG_NETPOLL + list_del(&napi->dev_list); +#endif +} + struct packet_type { __be16 type; /* This is really htons(ether_type). */ struct net_device *dev; /* NULL is wildcarded here */ ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php