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Revision 9512e4a9

ID9512e4a9edef2d9b59eb10a03184cd90a34f62d5

Added by Avi Kivity about 12 years ago

kvmvapic: align start address as well as size

The kvmvapic code remaps a section of ROM as RAM to allow the guest to
maintain state there. It is careful to align the section size to a page
boundary, to avoid creating subpages, but neglects to do the same for
the start address. These leads to an assert later on when the memory
core tries to create a page which is half RAM and half ROM.

Fix by aligning the start address to a page boundary.

This can be triggered by running qemu-system-x86_64 -enable-kvm -vga none.

Signed-off-by: Avi Kivity <>
Signed-off-by: Anthony Liguori <>

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