Re: [PATCH v7 30/46] vhost/net: force len for TX to host endian

2014-12-01 Thread Michael S. Tsirkin
On Mon, Dec 01, 2014 at 01:20:51PM +0100, Cornelia Huck wrote: > On Sun, 30 Nov 2014 17:11:44 +0200 > "Michael S. Tsirkin" wrote: > > > vhost/net keeps a copy of some used ring but (ab)uses length > > field for internal house-keeping. This works because > > for tx used length is always 0. > > Sup

Re: [PATCH v7 30/46] vhost/net: force len for TX to host endian

2014-12-01 Thread Cornelia Huck
On Sun, 30 Nov 2014 17:11:44 +0200 "Michael S. Tsirkin" wrote: > vhost/net keeps a copy of some used ring but (ab)uses length > field for internal house-keeping. This works because > for tx used length is always 0. > Suppress sparse errors: we use native endian-ness internally but never > expose

[PATCH v7 30/46] vhost/net: force len for TX to host endian

2014-11-30 Thread Michael S. Tsirkin
vhost/net keeps a copy of some used ring but (ab)uses length field for internal house-keeping. This works because for tx used length is always 0. Suppress sparse errors: we use native endian-ness internally but never expose it to guest. Signed-off-by: Michael S. Tsirkin Reviewed-by: Jason Wang -