From: Sridhar Samudrala <sridhar.samudrala@intel.com> To: mst@redhat.com, stephen@networkplumber.org, davem@davemloft.net, netdev@vger.kernel.org, virtualization@lists.linux-foundation.org, virtio-dev@lists.oasis-open.org, jesse.brandeburg@intel.com, alexander.h.duyck@intel.com, kubakici@wp.pl, sridhar.samudrala@intel.com, jasowang@redhat.com, loseweigh@gmail.com, jiri@resnulli.us Subject: [PATCH v7 net-next 1/4] virtio_net: Introduce VIRTIO_NET_F_STANDBY feature bit Date: Thu, 19 Apr 2018 18:42:01 -0700 [thread overview] Message-ID: <1524188524-28411-2-git-send-email-sridhar.samudrala@intel.com> (raw) In-Reply-To: <1524188524-28411-1-git-send-email-sridhar.samudrala@intel.com> This feature bit can be used by hypervisor to indicate virtio_net device to act as a standby for another device with the same MAC address. VIRTIO_NET_F_STANDBY is defined as bit 62 as it is a device feature bit. Signed-off-by: Sridhar Samudrala <sridhar.samudrala@intel.com> --- drivers/net/virtio_net.c | 2 +- include/uapi/linux/virtio_net.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 7b187ec7411e..6f95719ede40 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2962,7 +2962,7 @@ static struct virtio_device_id id_table[] = { VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ VIRTIO_NET_F_CTRL_MAC_ADDR, \ VIRTIO_NET_F_MTU, VIRTIO_NET_F_CTRL_GUEST_OFFLOADS, \ - VIRTIO_NET_F_SPEED_DUPLEX + VIRTIO_NET_F_SPEED_DUPLEX, VIRTIO_NET_F_STANDBY static unsigned int features[] = { VIRTNET_FEATURES, diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h index 5de6ed37695b..a3715a3224c1 100644 --- a/include/uapi/linux/virtio_net.h +++ b/include/uapi/linux/virtio_net.h @@ -57,6 +57,9 @@ * Steering */ #define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */ +#define VIRTIO_NET_F_STANDBY 62 /* Act as standby for another device + * with the same MAC. + */ #define VIRTIO_NET_F_SPEED_DUPLEX 63 /* Device set linkspeed and duplex */ #ifndef VIRTIO_NET_NO_LEGACY -- 2.14.3
WARNING: multiple messages have this Message-ID (diff)
From: Sridhar Samudrala <sridhar.samudrala@intel.com> To: mst@redhat.com, stephen@networkplumber.org, davem@davemloft.net, netdev@vger.kernel.org, virtualization@lists.linux-foundation.org, virtio-dev@lists.oasis-open.org, jesse.brandeburg@intel.com, alexander.h.duyck@intel.com, kubakici@wp.pl, sridhar.samudrala@intel.com, jasowang@redhat.com, loseweigh@gmail.com, jiri@resnulli.us Subject: [virtio-dev] [PATCH v7 net-next 1/4] virtio_net: Introduce VIRTIO_NET_F_STANDBY feature bit Date: Thu, 19 Apr 2018 18:42:01 -0700 [thread overview] Message-ID: <1524188524-28411-2-git-send-email-sridhar.samudrala@intel.com> (raw) In-Reply-To: <1524188524-28411-1-git-send-email-sridhar.samudrala@intel.com> This feature bit can be used by hypervisor to indicate virtio_net device to act as a standby for another device with the same MAC address. VIRTIO_NET_F_STANDBY is defined as bit 62 as it is a device feature bit. Signed-off-by: Sridhar Samudrala <sridhar.samudrala@intel.com> --- drivers/net/virtio_net.c | 2 +- include/uapi/linux/virtio_net.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 7b187ec7411e..6f95719ede40 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -2962,7 +2962,7 @@ static struct virtio_device_id id_table[] = { VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ VIRTIO_NET_F_CTRL_MAC_ADDR, \ VIRTIO_NET_F_MTU, VIRTIO_NET_F_CTRL_GUEST_OFFLOADS, \ - VIRTIO_NET_F_SPEED_DUPLEX + VIRTIO_NET_F_SPEED_DUPLEX, VIRTIO_NET_F_STANDBY static unsigned int features[] = { VIRTNET_FEATURES, diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h index 5de6ed37695b..a3715a3224c1 100644 --- a/include/uapi/linux/virtio_net.h +++ b/include/uapi/linux/virtio_net.h @@ -57,6 +57,9 @@ * Steering */ #define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */ +#define VIRTIO_NET_F_STANDBY 62 /* Act as standby for another device + * with the same MAC. + */ #define VIRTIO_NET_F_SPEED_DUPLEX 63 /* Device set linkspeed and duplex */ #ifndef VIRTIO_NET_NO_LEGACY -- 2.14.3 --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org
next prev parent reply other threads:[~2018-04-20 1:42 UTC|newest] Thread overview: 114+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-04-20 1:42 [PATCH net-next v7 0/4] Enable virtio_net to act as a standby for a passthru device Sridhar Samudrala 2018-04-20 1:42 ` [virtio-dev] " Sridhar Samudrala 2018-04-20 1:42 ` Sridhar Samudrala [this message] 2018-04-20 1:42 ` [virtio-dev] [PATCH v7 net-next 1/4] virtio_net: Introduce VIRTIO_NET_F_STANDBY feature bit Sridhar Samudrala 2018-04-20 1:42 ` Sridhar Samudrala 2018-04-20 1:42 ` [PATCH v7 net-next 2/4] net: Introduce generic failover module Sridhar Samudrala 2018-04-20 1:42 ` Sridhar Samudrala 2018-04-20 1:42 ` [virtio-dev] " Sridhar Samudrala 2018-04-20 2:44 ` Michael S. Tsirkin 2018-04-20 2:44 ` Michael S. Tsirkin 2018-04-20 2:44 ` [virtio-dev] " Michael S. Tsirkin 2018-04-20 15:21 ` Samudrala, Sridhar 2018-04-20 15:21 ` [virtio-dev] " Samudrala, Sridhar 2018-04-20 15:34 ` Michael S. Tsirkin 2018-04-20 15:34 ` Michael S. Tsirkin 2018-04-20 15:34 ` [virtio-dev] " Michael S. Tsirkin 2018-04-20 15:56 ` Alexander Duyck 2018-04-20 15:56 ` Alexander Duyck 2018-04-20 16:03 ` Michael S. Tsirkin 2018-04-20 16:03 ` Michael S. Tsirkin 2018-04-20 16:03 ` Michael S. Tsirkin 2018-04-20 15:56 ` Alexander Duyck 2018-04-20 15:21 ` Samudrala, Sridhar 2018-04-20 3:34 ` Michael S. Tsirkin 2018-04-20 3:34 ` [virtio-dev] " Michael S. Tsirkin 2018-04-20 3:34 ` Michael S. Tsirkin 2018-04-22 17:06 ` Michael S. Tsirkin 2018-04-22 17:06 ` Michael S. Tsirkin 2018-04-22 17:06 ` [virtio-dev] " Michael S. Tsirkin 2018-04-23 17:21 ` Samudrala, Sridhar 2018-04-23 17:21 ` [virtio-dev] " Samudrala, Sridhar 2018-04-22 18:29 ` kbuild test robot 2018-04-22 18:29 ` kbuild test robot 2018-04-20 1:42 ` [PATCH v7 net-next 3/4] virtio_net: Extend virtio to use VF datapath when available Sridhar Samudrala 2018-04-20 1:42 ` [virtio-dev] " Sridhar Samudrala 2018-04-20 2:46 ` Michael S. Tsirkin 2018-04-20 2:46 ` [virtio-dev] " Michael S. Tsirkin 2018-04-20 2:46 ` Michael S. Tsirkin 2018-04-22 15:41 ` kbuild test robot 2018-04-22 15:41 ` kbuild test robot 2018-04-22 15:41 ` kbuild test robot 2018-04-22 15:41 ` kbuild test robot 2018-04-20 1:42 ` Sridhar Samudrala 2018-04-20 1:42 ` [PATCH v7 net-next 4/4] netvsc: refactor notifier/event handling code to use the failover framework Sridhar Samudrala 2018-04-20 1:42 ` Sridhar Samudrala 2018-04-20 1:42 ` [virtio-dev] " Sridhar Samudrala 2018-04-20 15:28 ` Stephen Hemminger 2018-04-20 15:43 ` Michael S. Tsirkin 2018-04-20 15:43 ` Michael S. Tsirkin 2018-04-20 15:43 ` [virtio-dev] " Michael S. Tsirkin 2018-04-20 15:47 ` David Miller 2018-04-20 15:47 ` David Miller 2018-04-20 15:46 ` David Miller 2018-04-20 15:46 ` David Miller 2018-04-20 15:46 ` Samudrala, Sridhar 2018-04-20 15:46 ` Samudrala, Sridhar 2018-04-20 15:46 ` [virtio-dev] " Samudrala, Sridhar 2018-04-20 16:00 ` Jiri Pirko 2018-04-20 16:00 ` Jiri Pirko 2018-04-23 17:04 ` Stephen Hemminger 2018-04-23 17:24 ` Michael S. Tsirkin 2018-04-23 17:24 ` Michael S. Tsirkin 2018-04-23 17:24 ` [virtio-dev] " Michael S. Tsirkin 2018-04-23 17:44 ` Stephen Hemminger 2018-04-23 17:56 ` Michael S. Tsirkin 2018-04-23 17:56 ` Michael S. Tsirkin 2018-04-23 17:56 ` [virtio-dev] " Michael S. Tsirkin 2018-04-23 19:44 ` Siwei Liu 2018-04-23 19:44 ` Siwei Liu 2018-04-23 19:44 ` [virtio-dev] " Siwei Liu 2018-04-23 20:06 ` Michael S. Tsirkin 2018-04-23 20:06 ` Michael S. Tsirkin 2018-04-23 20:06 ` [virtio-dev] " Michael S. Tsirkin 2018-04-24 1:28 ` Stephen Hemminger 2018-04-24 1:28 ` Stephen Hemminger 2018-04-25 21:38 ` Siwei Liu 2018-04-25 21:38 ` [virtio-dev] " Siwei Liu 2018-04-25 22:22 ` Michael S. Tsirkin 2018-04-25 22:22 ` Michael S. Tsirkin 2018-04-25 22:22 ` [virtio-dev] " Michael S. Tsirkin 2018-04-25 22:57 ` Siwei Liu 2018-04-25 22:57 ` [virtio-dev] " Siwei Liu 2018-04-26 0:18 ` Stephen Hemminger 2018-04-26 0:18 ` Stephen Hemminger 2018-04-26 2:43 ` Michael S. Tsirkin 2018-04-26 2:43 ` Michael S. Tsirkin 2018-04-26 2:43 ` [virtio-dev] " Michael S. Tsirkin 2018-04-26 2:28 ` Michael S. Tsirkin 2018-04-26 2:28 ` Michael S. Tsirkin 2018-04-26 2:28 ` [virtio-dev] " Michael S. Tsirkin 2018-04-26 22:14 ` Siwei Liu 2018-04-26 22:14 ` [virtio-dev] " Siwei Liu 2018-04-26 23:42 ` Michael S. Tsirkin 2018-04-26 23:42 ` [virtio-dev] " Michael S. Tsirkin 2018-04-28 0:43 ` Siwei Liu 2018-04-28 0:43 ` Siwei Liu 2018-04-28 0:43 ` [virtio-dev] " Siwei Liu 2018-04-26 23:42 ` Michael S. Tsirkin 2018-04-26 22:14 ` Siwei Liu 2018-04-25 22:57 ` Siwei Liu 2018-04-24 1:25 ` Stephen Hemminger 2018-04-24 1:25 ` Stephen Hemminger 2018-04-24 1:42 ` Michael S. Tsirkin 2018-04-24 1:42 ` Michael S. Tsirkin 2018-04-24 1:42 ` [virtio-dev] " Michael S. Tsirkin 2018-04-24 5:07 ` Stephen Hemminger 2018-04-24 5:07 ` Stephen Hemminger 2018-04-23 17:44 ` Stephen Hemminger 2018-04-23 17:25 ` Jiri Pirko 2018-04-23 17:25 ` Jiri Pirko 2018-04-23 17:04 ` Stephen Hemminger 2018-04-20 15:28 ` Stephen Hemminger 2018-04-22 15:41 ` kbuild test robot 2018-04-22 15:41 ` kbuild test robot
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