diff options
| author | Björn Töpel <bjorn.topel@intel.com> | 2018-05-02 13:01:25 +0200 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2018-05-03 15:55:23 -0700 |
| commit | b9b6b68e8abd101be6eb5330e4999218c696d1e8 (patch) | |
| tree | aabf3247f651eeea5c1e9ed751435ab2ba5bc1d6 /include/net/xdp_sock.h | |
| parent | 423f38329d267969130fb6f2c685f73d72687558 (diff) | |
| download | linux-b9b6b68e8abd101be6eb5330e4999218c696d1e8.tar.bz2 | |
xsk: add Rx queue setup and mmap support
Another setsockopt (XDP_RX_QUEUE) is added to let the process allocate
a queue, where the kernel can pass completed Rx frames from the kernel
to user process.
The mmapping of the queue is done using the XDP_PGOFF_RX_QUEUE offset.
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/net/xdp_sock.h')
| -rw-r--r-- | include/net/xdp_sock.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h index 94785f5db13e..db9a321de087 100644 --- a/include/net/xdp_sock.h +++ b/include/net/xdp_sock.h @@ -18,11 +18,15 @@ #include <linux/mutex.h> #include <net/sock.h> +struct net_device; +struct xsk_queue; struct xdp_umem; struct xdp_sock { /* struct sock must be the first member of struct xdp_sock */ struct sock sk; + struct xsk_queue *rx; + struct net_device *dev; struct xdp_umem *umem; /* Protects multiple processes in the control path */ struct mutex mutex; |