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PCI: Split ->reset_notify() method into ->reset_prepare() and ->reset_done()

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The pci_error_handlers->reset_notify() method had a flag to indicate
whether to prepare for or clean up after a reset.  The prepare and done
cases have no shared functionality whatsoever, so split them into separate
methods.

[bhelgaas: changelog, update locking comments]
Link: http://lkml.kernel.org/r/20170601111039.8913-3-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Christoph Hellwig
2017-06-01 13:10:38 +02:00
committed by Bjorn Helgaas
parent b014e96d1a
commit 775755ed3c
5 changed files with 81 additions and 80 deletions
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3
include/linux/pci.h
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@@ -698,7 +698,8 @@ struct pci_error_handlers {
pci_ers_result_t (*slot_reset)(struct pci_dev *dev);
/* PCI function reset prepare or completed */
void (*reset_notify)(struct pci_dev *dev, bool prepare);
void (*reset_prepare)(struct pci_dev *dev);
void (*reset_done)(struct pci_dev *dev);
/* Device driver may resume normal operations */
void (*resume)(struct pci_dev *dev);