diff options
author | Stefano Garzarella <sgarzare@redhat.com> | 2019-07-30 17:43:32 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-07-30 15:00:00 -0700 |
commit | 9632e9f61bc4191411c47933abe5f2d93c578f5e (patch) | |
tree | 39df578365d29e1705e41a48d4a8b228cfb1c405 /include | |
parent | vsock/virtio: reduce credit update messages (diff) | |
download | wireguard-linux-9632e9f61bc4191411c47933abe5f2d93c578f5e.tar.xz wireguard-linux-9632e9f61bc4191411c47933abe5f2d93c578f5e.zip |
vsock/virtio: fix locking in virtio_transport_inc_tx_pkt()
fwd_cnt and last_fwd_cnt are protected by rx_lock, so we should use
the same spinlock also if we are in the TX path.
Move also buf_alloc under the same lock.
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/virtio_vsock.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h index 49fc9d20bc43..4c7781f4b29b 100644 --- a/include/linux/virtio_vsock.h +++ b/include/linux/virtio_vsock.h @@ -35,7 +35,6 @@ struct virtio_vsock_sock { /* Protected by tx_lock */ u32 tx_cnt; - u32 buf_alloc; u32 peer_fwd_cnt; u32 peer_buf_alloc; @@ -43,6 +42,7 @@ struct virtio_vsock_sock { u32 fwd_cnt; u32 last_fwd_cnt; u32 rx_bytes; + u32 buf_alloc; struct list_head rx_queue; }; |