Re: [Xen-devel] [PATCH net-next v1 0/8] xen-netback: support toeplitz hashing

2016-02-14 Thread Tom Herbert
On Fri, Feb 12, 2016 at 5:59 PM, Paul Durrant wrote: >> -Original Message- >> From: David Miller [mailto:da...@davemloft.net] >> Sent: 12 February 2016 16:42 >> To: Paul Durrant >> Cc: net...@vger.kernel.org; xen-de...@lists.xenproject.org >> Subject: Re: [PATCH net-next v1 0/8] xen-netbac

Re: [Xen-devel] [PATCH net-next v1 1/8] skbuff: store hash type in socket buffer...

2016-02-14 Thread Tom Herbert
On Fri, Feb 12, 2016 at 11:13 AM, Paul Durrant wrote: > ...rather than a boolean merely indicating a canonical L4 hash. > > skb_set_hash() takes a hash type (from enum pkt_hash_types) as an > argument but information is lost since only a single bit in the skb > stores whether that hash type is PKT

Re: [Xen-devel] [PATCH net-next v1 7/8] xen-netback: pass toeplitz hash value to the frontend

2016-02-14 Thread Tom Herbert
On Fri, Feb 12, 2016 at 11:13 AM, Paul Durrant wrote: > My recent patch to include/xen/interface/io/netif.h defines a new extra > info type that can be used to pass toeplitz hash values between backend > and VM frontend. > > This patch adds code to xen-netback to pass hash values calculated for >

Re: [Xen-devel] [PATCH net-next v1 6/8] xen-netback: add an implementation of toeplitz hashing...

2016-02-14 Thread Tom Herbert
On Fri, Feb 12, 2016 at 11:13 AM, Paul Durrant wrote: > ...for receive-side packets. > > My recent patch to include/xen/interface/io/netif.h defines a set of > control messages that can be used by a VM frontend driver to configure > toeplitz hashing of receive-side packets and consequent steering