[PATCH v4 4/5] ACPI: table upgrade: introduce ARCH_HAS_ACPI_TABLE_UPGRADE
From: Aleksey Makarov <hidden>
Date: 2016-06-20 10:57:52
Also in:
linux-acpi, lkml
Subsystem:
acpi, the rest, x86 architecture (32-bit and 64-bit) · Maintainers:
"Rafael J. Wysocki", Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
We want to use the table upgrade feature in ARM64. Introduce a new configuration option that allows that. Signed-off-by: Aleksey Makarov <redacted> --- arch/x86/Kconfig | 1 + drivers/acpi/Kconfig | 5 ++++- 2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 39f8277..bb73293 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig@@ -22,6 +22,7 @@ config X86 select ANON_INODES select ARCH_CLOCKSOURCE_DATA select ARCH_DISCARD_MEMBLOCK + select ARCH_HAS_ACPI_TABLE_UPGRADE if ACPI select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select ARCH_HAS_DEBUG_STRICT_USER_COPY_CHECKS select ARCH_HAS_DEVMEM_IS_ALLOWED
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index f98c328..1cde30b 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig@@ -314,9 +314,12 @@ config ACPI_CUSTOM_DSDT bool default ACPI_CUSTOM_DSDT_FILE != "" +config ARCH_HAS_ACPI_TABLE_UPGRADE + def_bool n + config ACPI_TABLE_UPGRADE bool "Allow upgrading ACPI tables via initrd" - depends on BLK_DEV_INITRD && X86 + depends on BLK_DEV_INITRD && ARCH_HAS_ACPI_TABLE_UPGRADE default y help This option provides functionality to upgrade arbitrary ACPI tables
--
2.8.3