On Mon, Mar 16, 2015 at 10:27 AM, Traynor, Kevin <kevin.tray...@intel.com> wrote: > >> -----Original Message----- >> From: Pravin Shelar [mailto:pshe...@nicira.com] >> Sent: Monday, March 16, 2015 2:46 AM >> To: Traynor, Kevin >> Cc: dev@openvswitch.org >> Subject: Re: [ovs-dev] [PATCH v8] netdev-dpdk: add dpdk vhost-cuse ports >> >> On Thu, Mar 12, 2015 at 7:18 AM, Traynor, Kevin <kevin.tray...@intel.com> >> wrote: >> > >> >> -----Original Message----- >> >> From: Pravin Shelar [mailto:pshe...@nicira.com] >> >> Sent: Thursday, March 12, 2015 7:20 AM >> >> To: Traynor, Kevin >> >> Cc: dev@openvswitch.org >> >> Subject: Re: [ovs-dev] [PATCH v8] netdev-dpdk: add dpdk vhost-cuse ports >> >> >> >> On Thu, Mar 5, 2015 at 1:42 PM, Kevin Traynor <kevin.tray...@intel.com> >> >> wrote: >> >> > This patch adds support for a new port type to userspace datapath >> >> > called dpdkvhost. This allows KVM (QEMU) to offload the servicing >> >> > of virtio-net devices to its associated dpdkvhost port. Instructions >> >> > for use are in INSTALL.DPDK. >> >> > >> >> > This has been tested on Intel multi-core platforms and with clients >> >> > that have virtio-net interfaces. >> >> > >> >> >> >> What is required QEMU version for this patch ? >> > >> > It's been tested with 2.1.0 and 2.2.0. It has also previously been tested >> > with 1.6.2 but only the '-mem-path /dev/hugepages -mem-prealloc' flags are >> > needed to share the hugepage for that version. It won't work with 2.0.0 as >> > there isn't a way to share the hugepage. >> > >> >> Thanks for the info. I will try it this week. >> I had another question about netdev-dpdk mutex, why is it converted to >> spin_lock? > > We changed it based on this review comment: > ' - ovs-mutex is bit heavy weight, can you use rte-spin-lock ' > But the mutex is not used in packet rx or tx path. So it should not matter.
> There was a few different mutexes, so we thought it was a general comment and > converted them to spinlocks. _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
