Messages in this thread | | | Date | Sun, 28 Aug 2022 20:55:55 +0800 | Subject | Re: [PATCH v12 09/17] iommu/vt-d: Add blocking domain support | From | Baolu Lu <> |
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On 2022/8/26 22:54, Jason Gunthorpe wrote: > 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.
Yes. As you saw, I have a separated series for above purpose.
Best regards, baolu
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