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Differential D54210

amd64/vmm.c: Fix an incorrect memory segment check in vm_iommu_{un}map
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Authored by bnovkov on Dec 13 2025, 3:05 PM.
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rG04e9f1aab83a: amd64/vmm.c: Fix an incorrect memory segment check in vm_iommu_{un}map
rG4f7436bf297b: amd64/vmm.c: Fix an incorrect memory segment check in vm_iommu_{un}map
rGf1809eab82a7: amd64/vmm.c: Fix an incorrect memory segment check in vm_iommu_{un}map
Summary

This change fixes two checks that conflated memory mapping and memory
segment idenitifers. In both cases the code iterates over all memory
mappings but passes the index to vm_memseg_sysmem, which is wrong.

Fix this by passing the memory mapping's segment identifier instead.

Fixes: c76c2a19ae37

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rG FreeBSD src repository
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sys/
amd64/
vmm/
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sys/amd64/vmm/vmm.c

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