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and related data structures. Contexts attach requests initiators to domains. There is still 1:1 correspondence between contexts and domains on the running system, since only busdma currently allocates them, using dmar_get_ctx_for_dev(). Large part of the change is formal rename of the ctx to domain, but patch also reworks the context allocation and free to allow for independent domain creation. The helper dmar_move_ctx_to_domain() is introduced for future use, to reassign request initiator from one domain to another. The hard issue which is not yet resolved with the context move is proper handling (or reserving) RMRR entries in the destination domain as required by ACPI DMAR table for moved context. Tested by: pho Sponsored by: The FreeBSD Foundation |
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acpica | ||
bios | ||
cpufreq | ||
include | ||
iommu | ||
isa | ||
pci | ||
x86 | ||
xen |