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ACPI / hotplug / PCI: Use global PCI rescan-remove locking
authorRafael J. Wysocki <rafael.j.wysocki@intel.com>
Fri, 10 Jan 2014 14:24:41 +0000 (15:24 +0100)
committerBjorn Helgaas <bhelgaas@google.com>
Tue, 14 Jan 2014 19:14:25 +0000 (12:14 -0700)
Multiple race conditions are possible between the ACPI-based PCI hotplug
(ACPIPHP) and the generic PCI bus rescan and device removal that can be
triggered via sysfs.

To avoid those race conditions make the ACPIPHP code use global PCI
rescan-remove locking.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
drivers/pci/hotplug/acpiphp.h patch | blob | history
drivers/pci/hotplug/acpiphp_core.c patch | blob | history
drivers/pci/hotplug/acpiphp_glue.c patch | blob | history

diff --cc drivers/pci/hotplug/acpiphp.h
Simple merge
diff --cc drivers/pci/hotplug/acpiphp_core.c
Simple merge
diff --cc drivers/pci/hotplug/acpiphp_glue.c
Simple merge
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