Messages in this thread | | | Date | Fri, 26 Aug 2022 11:54:44 -0300 | From | Jason Gunthorpe <> | Subject | Re: [PATCH v12 09/17] iommu/vt-d: Add blocking domain support |
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On Fri, Aug 26, 2022 at 08:11:33PM +0800, Lu Baolu wrote: > The Intel IOMMU hardwares support blocking DMA transactions by clearing > the translation table entries. This implements a real blocking domain to > avoid using an empty UNMANAGED domain. The detach_dev callback of the > domain ops is not used in any path. Remove it to avoid dead code as well. > > Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> > Tested-by: Tony Zhu <tony.zhu@intel.com> > --- > drivers/iommu/intel/iommu.c | 25 ++++++++++++++++++------- > 1 file changed, 18 insertions(+), 7 deletions(-)
At this point I'd suggest to make a little series that does all the blocking domain stuff in one shot
The removal of detach_dev callbacks is pretty nice for clarity.
Jason
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