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authorAvi Kivity <avi@redhat.com>2012-02-13 20:45:32 +0200
committerAvi Kivity <avi@redhat.com>2012-02-29 13:44:45 +0200
commit07f07b31e57efa6e4f563802136ffa1694a2692b (patch)
tree08279523676b35f6ab07c76d0c5914fcdec8d45b /kvm-all.c
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memory: allow phys_map tree paths to terminate early
When storing large contiguous ranges in phys_map, all values tend to be the same pointers to a single MemoryRegionSection. Collapse them by marking nodes with level > 0 as leaves. This reduces tree memory usage dramatically. Signed-off-by: Avi Kivity <avi@redhat.com>
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