On Tue, Aug 21, 2018 at 09:53:08PM -0700, Zhenzhong Duan wrote: > pci_conf_read8() needs pci mmcfg mapping to work on multiple pci > segments system such as HPE Superdome-Flex. > > Move acpi_mmcfg_init() call in acpi_boot_init() before calling > acpi_parse_dmar() so that when pci_conf_read8() is called in > acpi_parse_dev_scope(), we already have the mapping set up. > > mmio_ro_ranges initialization is also moved ahead as it's the only > dependency of pci_mmcfg_arch_enable() need to be moved. Also > checked codes between the old and new call sites to ensure we > don't break anything. > > Furthermore MMCFG will continue to not work this early (or > more precisely not at all until Dom0 boot has progressed far > enough) if the range(s) isn't/aren't marked reserved in E820. > > Signed-off-by: Zhenzhong Duan <zhenzhong.d...@oracle.com> > Tested-by: Gopalasetty, Manoj <manoj.gopalase...@hpe.com>
LGTM: Reviewed-by: Roger Pau Monné <roger....@citrix.com> I'm however failing to find patch 1/2 in this series. Could you please make sure threading is setup correctly? Thanks, Roger. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel
