Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-12 Thread Jürgen Groß
On 12.05.20 15:21, Denis Kirjanov wrote: On 5/12/20, Jürgen Groß wrote: On 12.05.20 14:27, Denis Kirjanov wrote: On 5/12/20, Jürgen Groß wrote: On 11.05.20 19:27, Denis Kirjanov wrote: On 5/11/20, Jürgen Groß wrote: On 11.05.20 12:22, Denis Kirjanov wrote: The patch adds a basic XDP proc

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-12 Thread Denis Kirjanov
On 5/12/20, Jürgen Groß wrote: > On 12.05.20 14:27, Denis Kirjanov wrote: >> On 5/12/20, Jürgen Groß wrote: >>> On 11.05.20 19:27, Denis Kirjanov wrote: On 5/11/20, Jürgen Groß wrote: > On 11.05.20 12:22, Denis Kirjanov wrote: >> The patch adds a basic XDP processing to xen-netfront

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-12 Thread Jürgen Groß
On 12.05.20 14:27, Denis Kirjanov wrote: On 5/12/20, Jürgen Groß wrote: On 11.05.20 19:27, Denis Kirjanov wrote: On 5/11/20, Jürgen Groß wrote: On 11.05.20 12:22, Denis Kirjanov wrote: The patch adds a basic XDP processing to xen-netfront driver. We ran an XDP program for an RX response re

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-12 Thread Denis Kirjanov
On 5/12/20, Jürgen Groß wrote: > On 11.05.20 19:27, Denis Kirjanov wrote: >> On 5/11/20, Jürgen Groß wrote: >>> On 11.05.20 12:22, Denis Kirjanov wrote: The patch adds a basic XDP processing to xen-netfront driver. We ran an XDP program for an RX response received from netback

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-11 Thread Jürgen Groß
On 11.05.20 19:27, Denis Kirjanov wrote: On 5/11/20, Jürgen Groß wrote: On 11.05.20 12:22, Denis Kirjanov wrote: The patch adds a basic XDP processing to xen-netfront driver. We ran an XDP program for an RX response received from netback driver. Also we request xen-netback to adjust data offs

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-11 Thread David Miller
From: Denis Kirjanov Date: Mon, 11 May 2020 13:22:20 +0300 > @@ -560,6 +572,64 @@ static u16 xennet_select_queue(struct net_device *dev, > struct sk_buff *skb, > return queue_idx; > } > > +static int xennet_xdp_xmit_one(struct net_device *dev, struct xdp_frame > *xdpf) > +{ > + str

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-11 Thread Denis Kirjanov
On 5/11/20, Jürgen Groß wrote: > On 11.05.20 12:22, Denis Kirjanov wrote: >> The patch adds a basic XDP processing to xen-netfront driver. >> >> We ran an XDP program for an RX response received from netback >> driver. Also we request xen-netback to adjust data offset for >> bpf_xdp_adjust_head()

Re: [PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-11 Thread Jürgen Groß
On 11.05.20 12:22, Denis Kirjanov wrote: The patch adds a basic XDP processing to xen-netfront driver. We ran an XDP program for an RX response received from netback driver. Also we request xen-netback to adjust data offset for bpf_xdp_adjust_head() header space for custom headers. synchronizat

[PATCH net-next v9 1/2] xen networking: add basic XDP support for xen-netfront

2020-05-11 Thread Denis Kirjanov
The patch adds a basic XDP processing to xen-netfront driver. We ran an XDP program for an RX response received from netback driver. Also we request xen-netback to adjust data offset for bpf_xdp_adjust_head() header space for custom headers. synchronization between frontend and backend parts is d