Merge branches 'acpi-scan', 'acpi-tables', 'acpi-sysfs' and 'acpi-processor' into linux-next

* acpi-scan:
  ACPI: scan: substitute empty_zero_page with helper ZERO_PAGE(0)

* acpi-tables:
  ACPI: tables: Fix the stale comments for acpi_locate_initial_tables()
  ACPI: tables: Print CORE_PIC information when MADT is parsed

* acpi-sysfs:
  ACPI: sysfs: use sysfs_emit() to instead of scnprintf()
  ACPI: sysfs: Use kstrtobool() instead of strtobool()

* acpi-processor:
  ACPI: processor: throttling: remove variable count
  ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value