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authorVitaly Kuznetsov <vkuznets@redhat.com>2016-08-15 17:48:39 +0200
committerDavid S. Miller <davem@davemloft.net>2016-08-15 13:48:07 -0700
commitf9a7da9130ef0143eb900794c7863dc5c9051fbc (patch)
tree52281efad794b841bc560f518a5819adad2d7e69 /drivers/net/hyperv/hyperv_net.h
parent3d7b33209201cbfa090d614db993571ca3c6b090 (diff)
downloadblackbird-obmc-linux-f9a7da9130ef0143eb900794c7863dc5c9051fbc.tar.gz
blackbird-obmc-linux-f9a7da9130ef0143eb900794c7863dc5c9051fbc.zip
hv_netvsc: don't lose VF information
struct netvsc_device is not suitable for storing VF information as this structure is being destroyed on MTU change / set channel operation (see rndis_filter_device_remove()). Move all VF related stuff to struct net_device_context which is persistent. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Acked-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
-rw-r--r--drivers/net/hyperv/hyperv_net.h19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 467fb8b4d083..3b3ecf237a12 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -647,7 +647,7 @@ struct netvsc_reconfig {
struct garp_wrk {
struct work_struct dwrk;
struct net_device *netdev;
- struct netvsc_device *netvsc_dev;
+ struct net_device_context *net_device_ctx;
};
/* The context of the netvsc device */
@@ -678,6 +678,15 @@ struct net_device_context {
/* the device is going away */
bool start_remove;
+
+ /* State to manage the associated VF interface. */
+ struct net_device *vf_netdev;
+ bool vf_inject;
+ atomic_t vf_use_cnt;
+ /* 1: allocated, serial number is valid. 0: not allocated */
+ u32 vf_alloc;
+ /* Serial number of the VF to team with */
+ u32 vf_serial;
};
/* Per netvsc device */
@@ -733,15 +742,7 @@ struct netvsc_device {
u32 max_pkt; /* max number of pkt in one send, e.g. 8 */
u32 pkt_align; /* alignment bytes, e.g. 8 */
- /* 1: allocated, serial number is valid. 0: not allocated */
- u32 vf_alloc;
- /* Serial number of the VF to team with */
- u32 vf_serial;
atomic_t open_cnt;
- /* State to manage the associated VF interface. */
- bool vf_inject;
- struct net_device *vf_netdev;
- atomic_t vf_use_cnt;
};
static inline struct netvsc_device *
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