On Fri, Jul 9, 2010 at 7:05 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote: > This patch adds a native gPXE virtio-net driver and removes the legacy > Etherboot virtio-net driver. The main reasons for doing this are: > > 1. Multiple virtio-net NICs are now supported by gPXE. The legacy > driver kept global state and caused issues in virtual machines with > more than one virtio-net device. > > 2. Faster downloads. The native gPXE driver downloads 100 MB over HTTP > in 12s, the legacy Etherboot driver in 37s. This simple benchmark > uses KVM with tap networking and the Python SimpleHTTPServer both > running on the same host. > > Changes to core virtio code reduce vring descriptors to 256 (QEMU uses > 128 for virtio-blk and 256 for virtio-net) and change the opaque token > from u16 to void*. Lowering the descriptor count reduces memory > consumption. The void* opaque token change makes driver code simpler. > > Signed-off-by: Stefan Hajnoczi <stefa...@gmail.com> > --- > v2: > * Avoid leaking stack reference to virtio_net_hdr. > * Comment why virtio-net.h does not contain driver types. >
Applied. http://git.etherboot.org/?p=gpxe.git;a=commitdiff;h=180dcf4363bf1d8889a2398a4944e94ca150b311 Stefan _______________________________________________ gPXE-devel mailing list gPXE-devel@etherboot.org http://etherboot.org/mailman/listinfo/gpxe-devel
