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IB/hfi1,PCI: Allow bus reset while probing
authorDennis Dalessandro <dennis.dalessandro@intel.com>
Fri, 31 Aug 2018 17:34:14 +0000 (10:34 -0700)
committerBjorn Helgaas <bhelgaas@google.com>
Wed, 12 Sep 2018 02:44:52 +0000 (21:44 -0500)
commitbfc456060d0cbcf6902a436d358b60cb1534668c
tree6dfffd4d832b98bba39ab0f87e67e8e39951043c
parentd8a5281035895cdb5ff77756eff72966ec76edd0
IB/hfi1,PCI: Allow bus reset while probing

Calling into the new API to reset the secondary bus results in a deadlock.
This occurs because the device/bus is already locked at probe time.
Reverting back to the old behavior while the API is improved.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=200985
Fixes: c6a44ba950d1 ("PCI: Rename pci_try_reset_bus() to pci_reset_bus()")
Fixes: 409888e0966e ("IB/hfi1: Use pci_try_reset_bus() for initiating PCI Secondary Bus Reset")
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Cc: Sinan Kaya <okaya@codeaurora.org>
drivers/infiniband/hw/hfi1/pcie.c
drivers/pci/pci.c
include/linux/pci.h