Re: [GIT PULL] virtio: features

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On Wed, Nov 29, 2023 at 05:03:50PM +0800, Ning, Hongyu wrote:
> 
> 
> On 2023/9/4 6:13, Michael S. Tsirkin wrote:
> > The following changes since commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c:
> > 
> >    Linux 6.5 (2023-08-27 14:49:51 -0700)
> > 
> > are available in the Git repository at:
> > 
> >    https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus
> > 
> > for you to fetch changes up to 1acfe2c1225899eab5ab724c91b7e1eb2881b9ab:
> > 
> >    virtio_ring: fix avail_wrap_counter in virtqueue_add_packed (2023-09-03 18:10:24 -0400)
> > 
> > ----------------------------------------------------------------
> > virtio: features
> > 
> > a small pull request this time around, mostly because the
> > vduse network got postponed to next relase so we can be sure
> > we got the security store right.
> > 
> > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> > 
> > ----------------------------------------------------------------
> > Eugenio Pérez (4):
> >        vdpa: add VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK flag
> >        vdpa: accept VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK backend feature
> >        vdpa: add get_backend_features vdpa operation
> >        vdpa_sim: offer VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK
> > 
> > Jason Wang (1):
> >        virtio_vdpa: build affinity masks conditionally
> > 
> > Xuan Zhuo (12):
> >        virtio_ring: check use_dma_api before unmap desc for indirect
> >        virtio_ring: put mapping error check in vring_map_one_sg
> >        virtio_ring: introduce virtqueue_set_dma_premapped()
> >        virtio_ring: support add premapped buf
> >        virtio_ring: introduce virtqueue_dma_dev()
> >        virtio_ring: skip unmap for premapped
> >        virtio_ring: correct the expression of the description of virtqueue_resize()
> >        virtio_ring: separate the logic of reset/enable from virtqueue_resize
> >        virtio_ring: introduce virtqueue_reset()
> >        virtio_ring: introduce dma map api for virtqueue
> >        virtio_ring: introduce dma sync api for virtqueue
> >        virtio_net: merge dma operations when filling mergeable buffers
> 
> Hi,
> above patch (upstream commit 295525e29a5b) seems causing a virtnet related
> Call Trace after WARNING from kernel/dma/debug.c.
> 
> details (log and test setup) tracked in
> https://bugzilla.kernel.org/show_bug.cgi?id=218204
> 
> it's recently noticed in a TDX guest testing since v6.6.0 release cycle and
> can still be reproduced in latest v6.7.0-rc3.
> 
> as local bisects results show, above WARNING and Call Trace is linked with
> this patch, do you mind to take a look?

Does your testing tree include the fixup
5720c43d5216b5dbd9ab25595f7c61e55d36d4fc ?

> > 
> > Yuan Yao (1):
> >        virtio_ring: fix avail_wrap_counter in virtqueue_add_packed
> > 
> > Yue Haibing (1):
> >        vdpa/mlx5: Remove unused function declarations
> > 
> >   drivers/net/virtio_net.c           | 230 ++++++++++++++++++---
> >   drivers/vdpa/mlx5/core/mlx5_vdpa.h |   3 -
> >   drivers/vdpa/vdpa_sim/vdpa_sim.c   |   8 +
> >   drivers/vhost/vdpa.c               |  15 +-
> >   drivers/virtio/virtio_ring.c       | 412 ++++++++++++++++++++++++++++++++-----
> >   drivers/virtio/virtio_vdpa.c       |  17 +-
> >   include/linux/vdpa.h               |   4 +
> >   include/linux/virtio.h             |  22 ++
> >   include/uapi/linux/vhost_types.h   |   4 +
> >   9 files changed, 625 insertions(+), 90 deletions(-)
> > 





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