Jason Wang
2023-Nov-06 07:26 UTC
[RFC v1 8/8] iommu: expose the function iommu_device_use_default_domain
On Sat, Nov 4, 2023 at 1:18?AM Cindy Lu <lulu at redhat.com> wrote:> > Expose the function iommu_device_use_default_domain() and > iommu_device_unuse_default_domain()? > While vdpa bind the iommufd device and detach the iommu device, > vdpa need to call the function > iommu_device_unuse_default_domain() to release the owner > > Signed-off-by: Cindy Lu <lulu at redhat.com>This is the end of the series, who is the user then? Thanks> --- > drivers/iommu/iommu.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c > index 3bfc56df4f78..987cbf8c9a87 100644 > --- a/drivers/iommu/iommu.c > +++ b/drivers/iommu/iommu.c > @@ -3164,6 +3164,7 @@ int iommu_device_use_default_domain(struct device *dev) > > return ret; > } > +EXPORT_SYMBOL_GPL(iommu_device_use_default_domain); > > /** > * iommu_device_unuse_default_domain() - Device driver stops handling device > @@ -3187,6 +3188,7 @@ void iommu_device_unuse_default_domain(struct device *dev) > mutex_unlock(&group->mutex); > iommu_group_put(group); > } > +EXPORT_SYMBOL_GPL(iommu_device_unuse_default_domain); > > static int __iommu_group_alloc_blocking_domain(struct iommu_group *group) > { > -- > 2.34.3 >