[GIT PULL] PCI fixes for v4.15

[Bjorn Helgaas]

PCI fixes:

  - fix AMD boot regression due to 64-bit window conflicting with system
    memory (Christian König)


The following changes since commit 1291a0d5049dbc06baaaf66a9ff3f53db493b19b:

  Linux 4.15-rc4 (2017-12-17 18:59:59 -0800)

are available in the Git repository at:

  ssh://git@xxxxxxxxxxxxxxxxxxx/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v4.15-fixes-2

for you to fetch changes up to 03a551734cfc2b93f83950a595974e3c9cbd82fd:

  x86/PCI: Move and shrink AMD 64-bit window to avoid conflict (2018-01-11 12:01:58 -0600)

----------------------------------------------------------------
pci-v4.15-fixes-2

----------------------------------------------------------------
Christian König (2):
      x86/PCI: Add "pci=big_root_window" option for AMD 64-bit windows
      x86/PCI: Move and shrink AMD 64-bit window to avoid conflict

 Documentation/admin-guide/kernel-parameters.txt |  6 +++++
 arch/x86/include/asm/pci_x86.h                  |  1 +
 arch/x86/pci/common.c                           |  5 +++++
 arch/x86/pci/fixup.c                            | 29 +++++++++++++++----------
 4 files changed, 30 insertions(+), 11 deletions(-)