On Fri, Jun 02, 2023 at 05:16:45AM -0700, Yi Liu wrote: > This avoids endless vfio_device refcount increasement by userspace, > which would keep blocking the vfio_unregister_group_dev(). > > Tested-by: Yanting Jiang <yanting.ji...@intel.com> > Tested-by: Shameer Kolothum <shameerali.kolothum.th...@huawei.com> > Tested-by: Terrence Xu <terrence...@intel.com> > Signed-off-by: Yi Liu <yi.l....@intel.com> > --- > drivers/vfio/vfio_main.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-)
Reviewed-by: Jason Gunthorpe <j...@nvidia.com> It looks OK, at least I couldn't find a reason why the group list would need to continue to be valid while we are waiting for the registration lock to release. Jason
