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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Browse source 
Pull x86 fixes from Ingo Molnar:
 "Misc fixes and minor updates all over the place:

   - an SGI/UV fix
   - a defconfig update
   - a build warning fix
   - move the boot_params file to the arch location in debugfs
   - a pkeys fix
   - selftests fix
   - boot message fixes
   - sparse fixes
   - a resume warning fix
   - ioapic hotplug fixes
   - reboot quirks

  ... plus various minor cleanups"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/build/x86_64_defconfig: Enable CONFIG_R8169
  x86/reboot/quirks: Add ASUS EeeBook X205TA/W reboot quirk
  x86/hpet: Prevent might sleep splat on resume
  x86/boot: Correct setup_header.start_sys name
  x86/purgatory: Fix sparse warning, symbol not declared
  x86/purgatory: Make functions and variables static
  x86/events: Remove last remnants of old filenames
  x86/pkeys: Check against max pkey to avoid overflows
  x86/ioapic: Split IOAPIC hot-removal into two steps
  x86/PCI: Implement pcibios_release_device to release IRQ from IOAPIC
  x86/intel_rdt: Remove duplicate inclusion of linux/cpu.h
  x86/vmware: Remove duplicate inclusion of asm/timer.h
  x86/hyperv: Hide unused label
  x86/reboot/quirks: Add ASUS EeeBook X205TA reboot quirk
  x86/platform/uv/BAU: Fix HUB errors by remove initial write to sw-ack register
  x86/selftests: Add clobbers for int80 on x86_64
  x86/apic: Simplify enable_IR_x2apic(), remove try_to_enable_IR()
  x86/apic: Fix a warning message in logical CPU IDs allocation
  x86/kdebugfs: Move boot params hierarchy under (debugfs)/x86/
This commit is contained in:
Linus Torvalds 2017-03-07 14:47:24 -08:00
commit ec3b93ae0b
27 changed files with 106 additions and 57 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/acpi/internal.h
View file

@ -41,8 +41,10 @@ void acpi_gpe_apply_masked_gpes(void);
void acpi_container_init(void);
void acpi_memory_hotplug_init(void);
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
void pci_ioapic_remove(struct acpi_pci_root *root);
int acpi_ioapic_remove(struct acpi_pci_root *root);
#else
static inline void pci_ioapic_remove(struct acpi_pci_root *root) { return; }
static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
#endif
#ifdef CONFIG_ACPI_DOCK

24
drivers/acpi/ioapic.c
View file

@ -206,6 +206,23 @@ int acpi_ioapic_add(acpi_handle root_handle)
return ACPI_SUCCESS(status) && ACPI_SUCCESS(retval) ? 0 : -ENODEV;
}
void pci_ioapic_remove(struct acpi_pci_root *root)
{
struct acpi_pci_ioapic *ioapic, *tmp;
mutex_lock(&ioapic_list_lock);
list_for_each_entry_safe(ioapic, tmp, &ioapic_list, list) {
if (root->device->handle != ioapic->root_handle)
continue;
if (ioapic->pdev) {
pci_release_region(ioapic->pdev, 0);
pci_disable_device(ioapic->pdev);
pci_dev_put(ioapic->pdev);
}
}
mutex_unlock(&ioapic_list_lock);
}
int acpi_ioapic_remove(struct acpi_pci_root *root)
{
int retval = 0;
@ -215,15 +232,8 @@ int acpi_ioapic_remove(struct acpi_pci_root *root)
list_for_each_entry_safe(ioapic, tmp, &ioapic_list, list) {
if (root->device->handle != ioapic->root_handle)
continue;
if (acpi_unregister_ioapic(ioapic->handle, ioapic->gsi_base))
retval = -EBUSY;
if (ioapic->pdev) {
pci_release_region(ioapic->pdev, 0);
pci_disable_device(ioapic->pdev);
pci_dev_put(ioapic->pdev);
}
if (ioapic->res.flags && ioapic->res.parent)
release_resource(&ioapic->res);
list_del(&ioapic->list);

4
drivers/acpi/pci_root.c
View file

@ -648,12 +648,12 @@ static void acpi_pci_root_remove(struct acpi_device *device)
pci_stop_root_bus(root->bus);
WARN_ON(acpi_ioapic_remove(root));
pci_ioapic_remove(root);
device_set_run_wake(root->bus->bridge, false);
pci_acpi_remove_bus_pm_notifier(device);
pci_remove_root_bus(root->bus);
WARN_ON(acpi_ioapic_remove(root));
dmar_device_remove(device->handle);