summaryrefslogtreecommitdiff
path: root/include/linux/intel-iommu.h
diff options
context:
space:
mode:
authorLu Baolu <baolu.lu@linux.intel.com>2022-03-01 10:01:48 +0800
committerJoerg Roedel <jroedel@suse.de>2022-03-04 16:46:30 +0100
commit402e6688a7df482cc57be0b0dd5b443d995073fb (patch)
tree344c859d9059980654e1c1e3380ebd35832ea6c7 /include/linux/intel-iommu.h
parent067e95fc34f017c66e1711f3a08098d59ad4da1a (diff)
iommu/vt-d: Remove intel_iommu::domains
The "domains" field of the intel_iommu structure keeps the mapping of domain_id to dmar_domain. This information is not used anywhere. Remove and cleanup it to avoid unnecessary memory consumption. Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Link: https://lore.kernel.org/r/20220214025704.3184654-1-baolu.lu@linux.intel.com Link: https://lore.kernel.org/r/20220301020159.633356-2-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/intel-iommu.h')
-rw-r--r--include/linux/intel-iommu.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 5cfda90b2cca..8c7591b5f3e2 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -578,7 +578,6 @@ struct intel_iommu {
#ifdef CONFIG_INTEL_IOMMU
unsigned long *domain_ids; /* bitmap of domains */
- struct dmar_domain ***domains; /* ptr to domains */
spinlock_t lock; /* protect context, domain ids */
struct root_entry *root_entry; /* virtual address */