Hi Willem, [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Willem-de-Bruijn/vhost_net-do-not-stall-on-zerocopy-depletion/20171001-054709 config: tile-allyesconfig (attached as .config) compiler: tilegx-linux-gcc (GCC) 4.6.2 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=tile All warnings (new ones prefixed by >>): drivers/vhost/net.c: In function 'vhost_exceeds_maxpend': >> drivers/vhost/net.c:440:9: warning: comparison of distinct pointer types lacks a cast [enabled by default] vim +440 drivers/vhost/net.c 433 434 static bool vhost_exceeds_maxpend(struct vhost_net *net) 435 { 436 struct vhost_net_virtqueue *nvq = &net->vqs[VHOST_NET_VQ_TX]; 437 struct vhost_virtqueue *vq = &nvq->vq; 438 439 return (nvq->upend_idx + UIO_MAXIOV - nvq->done_idx) % UIO_MAXIOV > > 440 min(VHOST_MAX_PEND, vq->num >> 2); 441 } 442 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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