kernel_optimize_test/drivers/pci
Rafael J. Wysocki 5190726765 ACPI: Remove the wakeup.run_wake_count device field
The wakeup.run_wake_count ACPI device field is only used by the PCI
runtime PM code to "protect" devices from being prepared for
generating wakeup signals more than once in a row.  However, it
really doesn't provide any protection, because (1) all of the
functions it is supposed to protect use their own reference counters
effectively ensuring that the device will be set up for generating
wakeup signals just once and (2) the PCI runtime PM code uses
wakeup.run_wake_count in a racy way, since nothing prevents
acpi_dev_run_wake() from being called concurrently from two different
threads for the same device.

Remove the wakeup.run_wake_count ACPI device field which is
unnecessary, confusing and used in a wrong way.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2011-02-24 19:58:53 +01:00
..
hotplug headers: kobject.h redux 2011-01-10 08:51:44 -08:00
pcie kconfig: rename CONFIG_EMBEDDED to CONFIG_EXPERT 2011-01-20 17:02:05 -08:00
.gitignore
access.c PCI: output FW warning in pci_read/write_vpd 2010-05-18 15:00:25 -07:00
bus.c Revert "PCI: allocate bus resources from the top down" 2010-12-17 10:00:54 -08:00
dmar.c x86, vt-d: Handle previous faults after enabling fault handling 2010-12-13 16:53:57 -08:00
hotplug-pci.c
hotplug.c
htirq.c ht: Convert to new irq_chip functions 2010-10-12 16:53:37 +02:00
intel-iommu.c Merge git://git.infradead.org/iommu-2.6 2010-09-27 12:25:10 -07:00
intr_remapping.c x86: Speed up the irq_remapped check in hot pathes 2010-10-12 16:53:42 +02:00
intr_remapping.h intr-remap: generic support for remapping HPET MSIs 2009-08-27 23:33:20 +02:00
ioapic.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
iov.c PCI: fix pci_resource_alignment prototype 2010-09-09 13:41:25 -07:00
iova.c intel-iommu: Remove superfluous iova_alloc_lock from IOVA code 2009-07-15 08:17:02 +01:00
irq.c PCI: struct device - replace bus_id with dev_name(), dev_set_name() 2009-01-07 11:12:23 -08:00
Kconfig xen/pci: Make xen-pcifront be dependent on XEN_XENBUS_FRONTEND 2011-01-05 16:31:12 -05:00
Makefile pci root complex: support for tile architecture 2010-11-24 13:13:49 -05:00
msi.c PCI: Add mask bit definition for MSI-X table 2010-12-23 12:53:08 -08:00
msi.h PCI: MSI: Move MSI-X entry definition to pci_regs.h 2010-12-23 12:53:07 -08:00
pci-acpi.c ACPI: Remove the wakeup.run_wake_count device field 2011-02-24 19:58:53 +01:00
pci-driver.c PCI: fix __pci_device_probe kernel-doc warning 2010-12-23 12:53:09 -08:00
pci-label.c PCI: update for owner removal from struct device_attribute 2010-08-04 14:23:55 -07:00
pci-stub.c PCI: pci-stub: ignore zero-length id parameters 2010-12-23 12:53:52 -08:00
pci-sysfs.c pci: use security_capable() when checking capablities during config space read 2011-02-15 19:06:31 +11:00
pci.c PCI/PM: Report wakeup events before resuming devices 2011-01-14 08:55:43 -08:00
pci.h PCI/PM: Use pm_wakeup_event() directly for reporting wakeup events 2011-01-14 08:55:43 -08:00
probe.c PCI: log vendor/device ID always 2010-10-17 20:03:05 -07:00
proc.c BKL: remove extraneous #include <smp_lock.h> 2010-11-17 08:59:32 -08:00
quirks.c Merge branches 'x86-fixes-for-linus' and 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-12-19 10:44:54 -08:00
remove.c PCI: eliminate redundant pci_stop_dev() call from pci_destroy_dev() 2009-06-11 12:04:19 -07:00
rom.c PCI: fix rom.c kernel-doc warning 2009-02-13 12:01:56 -08:00
search.c PCI: use for_each_pci_dev() 2010-07-30 09:47:22 -07:00
setup-bus.c PCI hotplug: make sure child bridges are enabled at hotplug time 2010-07-30 09:29:16 -07:00
setup-irq.c PCI: use for_each_pci_dev() 2010-07-30 09:47:22 -07:00
setup-res.c PCI: fix message typo 2010-10-17 20:03:05 -07:00
slot.c PCI: bus speed strings should be const 2010-08-31 15:28:00 -07:00
syscall.c headers: smp_lock.h redux 2009-07-12 12:22:34 -07:00
vpd.c pci: Add helper to search for VPD keywords 2010-02-28 00:43:33 -08:00
xen-pcifront.c xen-pcifront: fix PCI reference leak 2010-11-08 11:41:15 -05:00