Extern or forward variable declaration at include/acpi/acpi_bus.h, line 83 References: arch/ia64/hp/common/aml_nfw.c, line 204 arch/ia64/hp/common/sba_iommu.c, line 2093 arch/x86/platform/olpc/olpc-xo15-sci.c, line 226 drivers/acpi/ac.c, line 81 drivers/acpi/acpi_pad.c, line 503 drivers/acpi/battery.c, line 1153 drivers/acpi/bus.c, line 524 drivers/acpi/button.c, line 87 drivers/acpi/ec.c, line 1065 drivers/acpi/fan.c, line 62 drivers/acpi/hed.c, line 79 drivers/acpi/processor_driver.c, line 98 drivers/acpi/sbs.c, line 992 drivers/acpi/sbshc.c, line 46 drivers/acpi/scan.c, line 741 drivers/acpi/scan.c, line 819 drivers/acpi/scan.c, line 823 drivers/acpi/scan.c, line 850 drivers/acpi/scan.c, line 1009 drivers/acpi/scan.c, line 1043 drivers/acpi/scan.c, line 1066 drivers/acpi/thermal.c, line 114 drivers/acpi/video.c, line 100 drivers/char/hpet.c, line 1044 drivers/char/sonypi.c, line 1156 drivers/hv/vmbus_drv.c, line 754 drivers/hwmon/acpi_power_meter.c, line 954 drivers/hwmon/asus_atk0110.c, line 198 drivers/i2c/busses/i2c-scmi.c, line 420 drivers/input/misc/atlas_btns.c, line 144 drivers/platform/x86/asus-laptop.c, line 1967 drivers/platform/x86/classmate-laptop.c, line 456 drivers/platform/x86/classmate-laptop.c, line 688 drivers/platform/x86/classmate-laptop.c, line 782 drivers/platform/x86/classmate-laptop.c, line 1026 drivers/platform/x86/classmate-laptop.c, line 1092 drivers/platform/x86/eeepc-laptop.c, line 1526 drivers/platform/x86/fujitsu-laptop.c, line 1057 drivers/platform/x86/fujitsu-laptop.c, line 1073 drivers/platform/x86/fujitsu-tablet.c, line 452 drivers/platform/x86/hp_accel.c, line 376 drivers/platform/x86/ideapad-laptop.c, line 913 drivers/platform/x86/intel_menlow.c, line 222 drivers/platform/x86/panasonic-laptop.c, line 196 drivers/platform/x86/pvpanic.c, line 47 drivers/platform/x86/sony-laptop.c, line 2917 drivers/platform/x86/sony-laptop.c, line 4464 drivers/platform/x86/thinkpad_acpi.c, line 264 drivers/platform/x86/thinkpad_acpi.c, line 804 drivers/platform/x86/topstar-laptop.c, line 179 drivers/platform/x86/toshiba_acpi.c, line 1325 drivers/platform/x86/toshiba_bluetooth.c, line 49 drivers/platform/x86/wmi.c, line 106 drivers/platform/x86/xo15-ebook.c, line 162 drivers/staging/quickstart/quickstart.c, line 338 drivers/video/backlight/apple_bl.c, line 213 drivers/xen/xen-acpi-cpuhotplug.c, line 409 drivers/xen/xen-acpi-memhotplug.c, line 411 drivers/xen/xen-acpi-pad.c, line 159 drivers/xen/xen-stub.c, line 41 drivers/xen/xen-stub.c, line 76 include/acpi/acpi_bus.h, line 83 include/acpi/acpi_bus.h, line 134 include/acpi/acpi_bus.h, line 310 include/acpi/acpi_bus.h, line 328 include/acpi/acpi_bus.h, line 407 include/acpi/acpi_bus.h, line 408