* Yinghai Lu <yinghai@xxxxxxxxxx> wrote: > Impact: not assume one place for mmconfig in nb > > prepare for following case: amd fam10h + mcp55 > CPU MSR has some range, mcp55 pci config will have another one. > > also prepare for mcp55 + io55 system. every one will have one range. > > if it s mcp55 detect duties to execlude range that is used by CPU MSR > aka, if CPU state bus 0-255, range in mcp55 need to be dropped. > because HW in CPU will not route that mcp55 mmconfig to handle it. > > v2: fix e7520 exit path > > Signed-off-by: Yinghai Lu <yinghai.lu@xxxxxxxxxx> > > --- > arch/x86/pci/mmconfig-shared.c | 98 ++++++++++++++++++++++------------------- > 1 file changed, 54 insertions(+), 44 deletions(-) looks good to me. One for the PCI tree? Acked-by: Ingo Molnar <mingo@xxxxxxx> Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
