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iommu/amd: Set release_domain to blocked_domain 

The set_dev_pasid for a release domain never gets called anyhow. So, there
is no point in defining a separate release_domain from the blocked_domain.

Simply reuse the blocked_domain.

Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Nicolin Chen 2025-10-22 19:21:07 -07:00 committed by Joerg Roedel
parent 680a6a60fc
commit c21b34762e
1 changed files with 1 additions and 9 deletions
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10
drivers/iommu/amd/iommu.c
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@ -2685,14 +2685,6 @@ void amd_iommu_init_identity_domain(void)
protection_domain_init(&identity_domain); protection_domain_init(&identity_domain);
} }
/* Same as blocked domain except it supports only ops->attach_dev() */
static struct iommu_domain release_domain = {
.type = IOMMU_DOMAIN_BLOCKED,
.ops = &(const struct iommu_domain_ops) {
.attach_dev = blocked_domain_attach_device,
}
};
static int amd_iommu_attach_device(struct iommu_domain *dom, static int amd_iommu_attach_device(struct iommu_domain *dom,
struct device *dev) struct device *dev)
{ {
@ -3042,7 +3034,7 @@ static const struct iommu_dirty_ops amd_dirty_ops = {
const struct iommu_ops amd_iommu_ops = { const struct iommu_ops amd_iommu_ops = {
.capable = amd_iommu_capable, .capable = amd_iommu_capable,
.blocked_domain = &blocked_domain, .blocked_domain = &blocked_domain,
.release_domain = &release_domain, .release_domain = &blocked_domain,
.identity_domain = &identity_domain.domain, .identity_domain = &identity_domain.domain,
.domain_alloc_paging_flags = amd_iommu_domain_alloc_paging_flags, .domain_alloc_paging_flags = amd_iommu_domain_alloc_paging_flags,
.domain_alloc_sva = amd_iommu_domain_alloc_sva, .domain_alloc_sva = amd_iommu_domain_alloc_sva,