tree eb75a24b8515218bea59898b6da37e1152cbbe0f
parent f75b99d5a77d63f20e07bd276d5a427808ac8ef6
author Yinghai Lu <yinghai@kernel.org> 1387562144 -0700
committer Bjorn Helgaas <bhelgaas@google.com> 1389137073 -0700

PCI: Allocate 64-bit BARs above 4G when possible

Try to allocate space for 64-bit BARs above 4G first, to preserve the space
below 4G for 32-bit BARs.  If there's no space above 4G available, fall
back to allocating anywhere.

[bhelgaas: reworked starting from http://lkml.kernel.org/r/1387485843-17403-2-git-send-email-yinghai@kernel.org]
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>