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(parent: 4b10388) | patch
PCI/MSI: Skip disabling disconnected devices
authorKeith Busch <keith.busch@intel.com>
Thu, 30 Mar 2017 03:49:11 +0000 (22:49 -0500)
committerBjorn Helgaas <bhelgaas@google.com>
Thu, 30 Mar 2017 03:55:07 +0000 (22:55 -0500)
commit0170591bb06788034ae72bfa56e42f283ab3de5a
treea973d7ad933e06c89f39368f86fc33ef9b759648tree | snapshot (tar.gz zip)
parent4b103883473964bbb7b0b6934999b283ee234a8acommit | diff
PCI/MSI: Skip disabling disconnected devices

Check the device connected state prior to executing device shutdown
operations or writing MSI messages so that tear down on disconnected
devices completes quicker.

Tested-by: Krishna Dhulipala <krishnad@fb.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Wei Zhang <wzhang@fb.com>
drivers/pci/msi.c diff | blob | blame | history