From: xiaohui.xin@intel.com
To: netdev@vger.kernel.org, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, mst@redhat.com, mingo@elte.hu,
davem@davemloft.net, jdike@linux.intel.com
Cc: Xin Xiaohui <xiaohui.xin@intel.com>
Subject: [RFC][PATCH v4 05/18] Add a function to indicate if device use external buffer.
Date: Sun, 25 Apr 2010 17:19:52 +0800 [thread overview]
Message-ID: <1272187206-18534-5-git-send-email-xiaohui.xin@intel.com> (raw)
In-Reply-To: <1272187206-18534-4-git-send-email-xiaohui.xin@intel.com>
From: Xin Xiaohui <xiaohui.xin@intel.com>
Signed-off-by: Xin Xiaohui <xiaohui.xin@intel.com>
Signed-off-by: Zhao Yu <yzhao81@gmail.com>
Reviewed-by: Jeff Dike <jdike@linux.intel.com>
---
include/linux/netdevice.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 2f9a4f2..a1a2aaf 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1602,6 +1602,13 @@ extern void netdev_mp_port_detach(struct net_device *dev);
int netdev_mp_port_prep(struct net_device *dev,
struct mpassthru_port *port);
+static int dev_is_mpassthru(struct net_device *dev)
+{
+ if (dev && dev->mp_port)
+ return 1;
+ return 0;
+}
+
static inline void napi_free_frags(struct napi_struct *napi)
{
kfree_skb(napi->skb);
--
1.5.4.4
next prev parent reply other threads:[~2010-04-25 9:19 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-25 9:19 [RFC][PATCH v4 01/18] Add a new struct for device to manipulate external buffer xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 02/18] Export 2 func for device to assign/dassign new structure xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 03/18] Add a ndo_mp_port_prep pointer to net_device_ops xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 04/18] Add a function make external buffer owner to query capability xiaohui.xin
2010-04-25 9:19 ` xiaohui.xin [this message]
2010-04-25 9:19 ` [RFC][PATCH v4 06/18] Add interface to get external buffers xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 07/18] Make __alloc_skb() to get external buffer xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 08/18] Ignore skb_reserve() when device is using " xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 09/18] Don't do skb recycle, if device use " xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 10/18] Use callback to deal with skb_release_data() specially xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 11/18] Add a hook to intercept external buffers from NIC driver xiaohui.xin
2010-04-25 9:19 ` [RFC][PATCH v4 12/18] To skip GRO if buffer is external xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 13/18] Add header file for mp device xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 14/18] Add basic func and special ioctl to " xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 15/18] Manipulate external buffers in " xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 16/18] Export proto_ops to vhost-net driver xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 17/18] Add a kconfig entry and make entry for mp device xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 18/18] Provides multiple submits and async notifications xiaohui.xin
2010-04-25 9:20 ` [RFC][PATCH v4 00/18] Provide a zero-copy method on KVM virtio-net xiaohui.xin
2010-04-25 9:55 ` David Miller
2010-04-25 10:46 ` Michael S. Tsirkin
2010-04-29 1:33 ` Xin, Xiaohui
2010-04-25 12:14 ` Michael S. Tsirkin
2010-05-08 7:55 ` Xin, Xiaohui
2010-05-09 9:26 ` Michael S. Tsirkin
2010-04-25 9:33 ` [RFC][PATCH v4 05/18] Add a function to indicate if device use external buffer Changli Gao
2010-04-25 9:51 ` David Miller
2010-04-25 9:35 ` Changli Gao
2010-04-25 9:51 ` David Miller
2010-04-29 1:38 ` Xin, Xiaohui
2010-04-26 20:06 ` [RFC][PATCH v4 01/18] Add a new struct for device to manipulate " Andy Fleming
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