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[XEN,RFC,v6,03/11] x86/domain: Defer domain iommu initialization.

Message ID 03ef72e582221299e12c44176dbbe31ce5da9261.1739785339.git.teddy.astie@vates.tech (mailing list archive)
State New
Headers show
Series IOMMU subsystem redesign and PV-IOMMU interface | expand

Commit Message

Teddy Astie Feb. 17, 2025, 10:18 a.m. UTC 
For the IOMMU redesign, the iommu context pagetable is defined once during
initialization. When reusing P2M pagetable, we want to ensure that this
pagetable is properly initialized.

Signed-off-by: Teddy Astie <teddy.astie@vates.tech>
---
 xen/arch/x86/domain.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index 78a13e6812..48bf9625e2 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -858,9 +858,6 @@  int arch_domain_create(struct domain *d,
     if ( (rc = init_domain_irq_mapping(d)) != 0 )
         goto fail;
 
-    if ( (rc = iommu_domain_init(d, config->iommu_opts)) != 0 )
-        goto fail;
-
     psr_domain_init(d);
 
     if ( is_hvm_domain(d) )
@@ -879,6 +876,9 @@  int arch_domain_create(struct domain *d,
     else
         ASSERT_UNREACHABLE(); /* Not HVM and not PV? */
 
+    if ( (rc = iommu_domain_init(d, config->iommu_opts)) != 0 )
+        goto fail;
+
     if ( (rc = tsc_set_info(d, XEN_CPUID_TSC_MODE_DEFAULT, 0, 0, 0)) != 0 )
     {
         ASSERT_UNREACHABLE();