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authorJan Beulich <JBeulich@suse.com>2013-12-16 14:39:40 +0000
committerIngo Molnar <mingo@kernel.org>2013-12-19 21:32:46 +0100
commitfce7d3bfc0ae70ca2a57868f2a9708b13185fd1f (patch)
treee592054afc2f8dbed50ca1c1b09e4781ee4b69d8
parent40e2d7f9b5dae048789c64672bf3027fbb663ffa (diff)
x86/efi: Don't select EFI from certain special ACPI drivers
Commit 7ea6c6c1 ("Move cper.c from drivers/acpi/apei to drivers/firmware/efi") results in CONFIG_EFI being enabled even when the user doesn't want this. Since ACPI APEI used to build fine without UEFI (and as far as I know also has no functional depency on it), at least in that case using a reverse dependency is wrong (and a straight one isn't needed). Whether the same is true for ACPI_EXTLOG I don't know - if there is a functional dependency, it should depend on EFI rather than selecting it. It certainly has (currently) no build dependency. Adjust Kconfig and build logic so that the bad dependency gets avoided. Signed-off-by: Jan Beulich <jbeulich@suse.com> Acked-by: Tony Luck <tony.luck@intel.com> Cc: Matt Fleming <matt.fleming@intel.com> Link: http://lkml.kernel.org/r/52AF1EBC020000780010DBF9@nat28.tlf.novell.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r--drivers/acpi/Kconfig1
-rw-r--r--drivers/acpi/apei/Kconfig1
-rw-r--r--drivers/firmware/Makefile1
-rw-r--r--drivers/firmware/efi/Kconfig6
-rw-r--r--drivers/firmware/efi/Makefile2
5 files changed, 5 insertions, 6 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 5d9248526d78..4770de5707b9 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -348,7 +348,6 @@ source "drivers/acpi/apei/Kconfig"
config ACPI_EXTLOG
tristate "Extended Error Log support"
depends on X86_MCE && X86_LOCAL_APIC
- select EFI
select UEFI_CPER
default n
help
diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index 786294bb682c..3650b2183227 100644
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -2,7 +2,6 @@ config ACPI_APEI
bool "ACPI Platform Error Interface (APEI)"
select MISC_FILESYSTEMS
select PSTORE
- select EFI
select UEFI_CPER
depends on X86
help
diff --git a/drivers/firmware/Makefile b/drivers/firmware/Makefile
index 299fad6b5867..5373dc5b6011 100644
--- a/drivers/firmware/Makefile
+++ b/drivers/firmware/Makefile
@@ -14,3 +14,4 @@ obj-$(CONFIG_FIRMWARE_MEMMAP) += memmap.o
obj-$(CONFIG_GOOGLE_FIRMWARE) += google/
obj-$(CONFIG_EFI) += efi/
+obj-$(CONFIG_UEFI_CPER) += efi/
diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
index 3150aa4874e8..6aecbc86ec94 100644
--- a/drivers/firmware/efi/Kconfig
+++ b/drivers/firmware/efi/Kconfig
@@ -36,7 +36,7 @@ config EFI_VARS_PSTORE_DEFAULT_DISABLE
backend for pstore by default. This setting can be overridden
using the efivars module's pstore_disable parameter.
-config UEFI_CPER
- def_bool n
-
endmenu
+
+config UEFI_CPER
+ bool
diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile
index 9ba156d3c775..6c2a41ec21ba 100644
--- a/drivers/firmware/efi/Makefile
+++ b/drivers/firmware/efi/Makefile
@@ -1,7 +1,7 @@
#
# Makefile for linux kernel
#
-obj-y += efi.o vars.o
+obj-$(CONFIG_EFI) += efi.o vars.o
obj-$(CONFIG_EFI_VARS) += efivars.o
obj-$(CONFIG_EFI_VARS_PSTORE) += efi-pstore.o
obj-$(CONFIG_UEFI_CPER) += cper.o