memory: fix a bug of detection of memory region collision
The collision reports before and after this patch are: before: warning: subregion collision cfc/4 (pci-conf-data) vs cf8/4 (pci-conf-idx) warning: subregion collision 8000000/f8000000 (pci-hole) vs 0/8000000 (ram-below-4g) warning: subregion collision 100000000/4000000000000000 (pci-hole64) vs 8000000/f8000000 (pci-hole) warning: subregion collision 4d1/1 (kvm-elcr) vs 4d0/1 (kvm-elcr) warning: subregion collision fec00000/1000 (kvm-ioapic) vs 8000000/f8000000 (pci-hole) warning: subregion collision 80/1 (ioport80) vs 7e/2 (kvmvapic) warning: subregion collision fed00000/400 (hpet) vs 8000000/f8000000 (pci-hole) warning: subregion collision 81/3 (dma-page) vs 80/1 (ioport80) warning: subregion collision 8/8 (dma-cont) vs 0/8 (dma-chan) warning: subregion collision d0/10 (dma-cont) vs c0/10 (dma-chan) warning: subregion collision 0/80 (ich9-pm) vs 8/8 (dma-cont) warning: subregion collision 0/80 (ich9-pm) vs 0/8 (dma-chan) warning: subregion collision 0/80 (ich9-pm) vs 64/1 (i8042-cmd) warning: subregion collision 0/80 (ich9-pm) vs 60/1 (i8042-data) warning: subregion collision 0/80 (ich9-pm) vs 61/1 (elcr) warning: subregion collision 0/80 (ich9-pm) vs 40/4 (kvm-pit) warning: subregion collision 0/80 (ich9-pm) vs 70/2 (rtc) warning: subregion collision 0/80 (ich9-pm) vs 20/2 (kvm-pic) warning: subregion collision 0/80 (ich9-pm) vs 7e/2 (kvmvapic) warning: subregion collision 4/2 (acpi-cnt) vs 0/4 (acpi-evt) warning: subregion collision 30/8 (apci-smi) vs 20/10 (apci-gpe0) warning: subregion collision b0000000/10000000 (pcie-mmcfg) vs 8000000/f8000000 (pci-hole) after: warning: subregion collision fec00000/1000 (kvm-ioapic) vs 8000000/f8000000 (pci-hole) warning: subregion collision fed00000/400 (hpet) vs 8000000/f8000000 (pci-hole) warning: subregion collision 0/80 (ich9-pm) vs 8/8 (dma-cont) warning: subregion collision 0/80 (ich9-pm) vs 0/8 (dma-chan) warning: subregion collision 0/80 (ich9-pm) vs 64/1 (i8042-cmd) warning: subregion collision 0/80 (ich9-pm) vs 60/1 (i8042-data) warning: subregion collision 0/80 (ich9-pm) vs 61/1 (elcr) warning: subregion collision 0/80 (ich9-pm) vs 40/4 (kvm-pit) warning: subregion collision 0/80 (ich9-pm) vs 70/2 (rtc) warning: subregion collision 0/80 (ich9-pm) vs 20/2 (kvm-pic) warning: subregion collision 0/80 (ich9-pm) vs 7e/2 (kvmvapic) warning: subregion collision b0000000/10000000 (pcie-mmcfg) vs 8000000/f8000000 (pci-hole) Signed-off-by: NHu Tao <hutao@cn.fujitsu.com> Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>
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