kernel test robot
2022-Aug-16 03:28 UTC
[mst-vhost:vhost 5/8] drivers/virtio/virtio_vdpa.c:291:61: error: 'sizes' undeclared
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git vhost
head: 43ab8a34f3f0c7301813343b9fed2da33c37754a
commit: 71545b3c933acbf165e6596d5cfa4fd15e1ef543 [5/8] virtio: Revert
"virtio: find_vqs() add arg sizes"
config: i386-buildonly-randconfig-r004-20220815
(https://download.01.org/0day-ci/archive/20220816/202208161151.sMYdFPvS-lkp at
intel.com/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
#
https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/commit/?id=71545b3c933acbf165e6596d5cfa4fd15e1ef543
git remote add mst-vhost
https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git
git fetch --no-tags mst-vhost vhost
git checkout 71545b3c933acbf165e6596d5cfa4fd15e1ef543
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/virtio/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp at intel.com>
All errors (new ones prefixed by >>):
drivers/virtio/virtio_vdpa.c: In function
'virtio_vdpa_find_vqs':>> drivers/virtio/virtio_vdpa.c:291:61: error: 'sizes' undeclared
(first use in this function)
291 | names[i], sizes ?
sizes[i] : 0,
| ^~~~~
drivers/virtio/virtio_vdpa.c:291:61: note: each undeclared identifier is
reported only once for each function it appears in
vim +/sizes +291 drivers/virtio/virtio_vdpa.c
c043b4a8cf3b16 Jason Wang 2020-03-26 270
3153234097f6a0 Solomon Tan 2022-04-18 271 static int
virtio_vdpa_find_vqs(struct virtio_device *vdev, unsigned int nvqs,
c043b4a8cf3b16 Jason Wang 2020-03-26 272 struct virtqueue *vqs[],
c043b4a8cf3b16 Jason Wang 2020-03-26 273 vq_callback_t *callbacks[],
c043b4a8cf3b16 Jason Wang 2020-03-26 274 const char * const names[],
c043b4a8cf3b16 Jason Wang 2020-03-26 275 const bool *ctx,
c043b4a8cf3b16 Jason Wang 2020-03-26 276 struct irq_affinity *desc)
c043b4a8cf3b16 Jason Wang 2020-03-26 277 {
c043b4a8cf3b16 Jason Wang 2020-03-26 278 struct virtio_vdpa_device *vd_dev =
to_virtio_vdpa_device(vdev);
c043b4a8cf3b16 Jason Wang 2020-03-26 279 struct vdpa_device *vdpa =
vd_get_vdpa(vdev);
c043b4a8cf3b16 Jason Wang 2020-03-26 280 const struct vdpa_config_ops *ops =
vdpa->config;
c043b4a8cf3b16 Jason Wang 2020-03-26 281 struct vdpa_callback cb;
c043b4a8cf3b16 Jason Wang 2020-03-26 282 int i, err, queue_idx = 0;
c043b4a8cf3b16 Jason Wang 2020-03-26 283
c043b4a8cf3b16 Jason Wang 2020-03-26 284 for (i = 0; i < nvqs; ++i) {
c043b4a8cf3b16 Jason Wang 2020-03-26 285 if (!names[i]) {
c043b4a8cf3b16 Jason Wang 2020-03-26 286 vqs[i] = NULL;
c043b4a8cf3b16 Jason Wang 2020-03-26 287 continue;
c043b4a8cf3b16 Jason Wang 2020-03-26 288 }
c043b4a8cf3b16 Jason Wang 2020-03-26 289
99e8927d8a4da8 Bo Liu 2022-08-10 290 vqs[i] =
virtio_vdpa_setup_vq(vdev, queue_idx++, callbacks[i],
99e8927d8a4da8 Bo Liu 2022-08-10 @291 names[i], sizes ? sizes[i] :
0,
99e8927d8a4da8 Bo Liu 2022-08-10 292 ctx ? ctx[i] : false);
c043b4a8cf3b16 Jason Wang 2020-03-26 293 if (IS_ERR(vqs[i])) {
c043b4a8cf3b16 Jason Wang 2020-03-26 294 err = PTR_ERR(vqs[i]);
c043b4a8cf3b16 Jason Wang 2020-03-26 295 goto err_setup_vq;
c043b4a8cf3b16 Jason Wang 2020-03-26 296 }
c043b4a8cf3b16 Jason Wang 2020-03-26 297 }
c043b4a8cf3b16 Jason Wang 2020-03-26 298
c043b4a8cf3b16 Jason Wang 2020-03-26 299 cb.callback =
virtio_vdpa_config_cb;
c043b4a8cf3b16 Jason Wang 2020-03-26 300 cb.private = vd_dev;
c043b4a8cf3b16 Jason Wang 2020-03-26 301 ops->set_config_cb(vdpa,
&cb);
c043b4a8cf3b16 Jason Wang 2020-03-26 302
c043b4a8cf3b16 Jason Wang 2020-03-26 303 return 0;
c043b4a8cf3b16 Jason Wang 2020-03-26 304
c043b4a8cf3b16 Jason Wang 2020-03-26 305 err_setup_vq:
c043b4a8cf3b16 Jason Wang 2020-03-26 306 virtio_vdpa_del_vqs(vdev);
c043b4a8cf3b16 Jason Wang 2020-03-26 307 return err;
c043b4a8cf3b16 Jason Wang 2020-03-26 308 }
c043b4a8cf3b16 Jason Wang 2020-03-26 309
:::::: The code at line 291 was first introduced by commit
:::::: 99e8927d8a4da8eb8a8a5904dc13a3156be8e7c0 virtio_vdpa: support the arg
sizes of find_vqs()
:::::: TO: Bo Liu <liubo03 at inspur.com>
:::::: CC: Michael S. Tsirkin <mst at redhat.com>
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