tree 2421df407fb41763a109b2edd2f4d4f01d08382c
parent 6c355beafdbd0a62add3a3d89825ca87cf8ecec0
author Gavin Shan <shangw@linux.vnet.ibm.com> 1370417642 +0800
committer Benjamin Herrenschmidt <benh@kernel.crashing.org> 1372565314 +1000

powerpc/eeh: Fix fetching bus for single-dev-PE

While running Linux as guest on top of phyp, we possiblly have
PE that includes single PCI device. However, we didn't return
its PCI bus correctly and it leads to failure on recovery from
EEH errors for single-dev-PE. The patch fixes the issue.

Cc: <stable@vger.kernel.org> # v3.7+
Cc: Steve Best <sbest@us.ibm.com>
Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>