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xen/arm: exclude xen,reg from direct-map domU extended regions
authorStewart Hildebrand <stewart.hildebrand@amd.com>
Tue, 17 Jun 2025 17:54:04 +0000 (13:54 -0400)
committerStefano Stabellini <stefano.stabellini@amd.com>
Tue, 17 Jun 2025 22:30:17 +0000 (15:30 -0700)
commit3af8a6ed8e1db75bee5c51268507333f9f5772a3
tree9d1f8663861c265bfbf1dc884f596270138a2b3a
parenta5345249c8db83fb3967aaf558f7dbdfc171d1a0
xen/arm: exclude xen,reg from direct-map domU extended regions

Similarly to fba1b0974dd8, when a device is passed through to a
direct-map dom0less domU, the xen,reg ranges may overlap with the
extended regions. Remove xen,reg from direct-map domU extended regions.

Take the opportunity to update the comment ahead of find_memory_holes().

Signed-off-by: Stewart Hildebrand <stewart.hildebrand@amd.com>
Reviewed-by: Michal Orzel <michal.orzel@amd.com>
xen/arch/arm/domain_build.c
xen/common/device-tree/domain-build.c