3:54 a.m.
Hi Jiang,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on vhost/linux-next]
[also build test WARNING on tip/perf/core linus/master v5.13-rc6]
[cannot apply to next-20210616]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Jiang-Wang/virtio-vsock-introduc...
base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
config: x86_64-randconfig-a002-20210616 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
64720f57bea6a6bf033feef4a5751ab9c0c3b401)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/b156a0ad587c43dbfc98397f01b34fad1...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Jiang-Wang/virtio-vsock-introduce-SOCK_DGRAM-support/20210616-120056
git checkout b156a0ad587c43dbfc98397f01b34fad15054bf0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> net/vmw_vsock/virtio_transport.c:450:7: warning: variable
'added' set but not used [-Wunused-but-set-variable]
bool added =
false;
^
1 warning generated.
vim +/added +450 net/vmw_vsock/virtio_transport.c
444
445 static void virtio_transport_dgram_tx_work(struct work_struct *work)
446 {
447 struct virtio_vsock *vsock =
448 container_of(work, struct virtio_vsock, dgram_tx_work);
449 struct virtqueue *vq;
450 bool added = false;
451
452 vq = vsock->vqs[VSOCK_VQ_DGRAM_TX];
453 mutex_lock(&vsock->dgram_tx_lock);
454
455 if (!vsock->dgram_tx_run)
456 goto out;
457
458 do {
459 struct virtio_vsock_pkt *pkt;
460 unsigned int len;
461
462 virtqueue_disable_cb(vq);
463 while ((pkt = virtqueue_get_buf(vq, &len)) != NULL) {
464 virtio_transport_free_pkt(pkt);
465 added = true;
466 }
467 } while (!virtqueue_enable_cb(vq));
468
469 out:
470 mutex_unlock(&vsock->dgram_tx_lock);
471 }
472
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org