Move cper.c from drivers/acpi/apei to drivers/firmware/efi

cper.c contains code to decode and print "Common Platform Error Records".
Originally added under drivers/acpi/apei because the only user was in that
same directory - but now we have another consumer, and we shouldn't have
to force CONFIG_ACPI_APEI get access to this code.

Since CPER is defined in the UEFI specification - the logical home for
this code is under drivers/firmware/efi/

Acked-by: Matt Fleming <matt.fleming@intel.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 252f0e818a49349f618ed7b94c8ecb766132394d..08eadb4a57cb66008ddfc1530d5f0c1007015296 100644 (file)
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -374,7 +374,9 @@ source "drivers/acpi/apei/Kconfig"
 
 config ACPI_EXTLOG
        tristate "Extended Error Log support"
-       depends on X86_MCE && ACPI_APEI
+       depends on X86_MCE
+       select EFI
+       select UEFI_CPER
        default n
        help
          Certain usages such as Predictive Failure Analysis (PFA) require

diff --git a/drivers/acpi/apei/Kconfig b/drivers/acpi/apei/Kconfig
index f0c1ce95a0eccf1bc3987d688ad9bb1cdfd66532..786294bb682c104f111525ca17df7ccfafab0d88 100644 (file)
--- a/drivers/acpi/apei/Kconfig
+++ b/drivers/acpi/apei/Kconfig
@@ -2,6 +2,8 @@ config ACPI_APEI
        bool "ACPI Platform Error Interface (APEI)"
        select MISC_FILESYSTEMS
        select PSTORE
+       select EFI
+       select UEFI_CPER
        depends on X86
        help
          APEI allows to report errors (for example from the chipset)

diff --git a/drivers/acpi/apei/Makefile b/drivers/acpi/apei/Makefile
index d1d1bc0a4ee1623006f5eaa787595e4b1562b607..5d575a95594050a4d4a797f8011c83f1723706b7 100644 (file)
--- a/drivers/acpi/apei/Makefile
+++ b/drivers/acpi/apei/Makefile
@@ -3,4 +3,4 @@ obj-$(CONFIG_ACPI_APEI_GHES)    += ghes.o
 obj-$(CONFIG_ACPI_APEI_EINJ)   += einj.o
 obj-$(CONFIG_ACPI_APEI_ERST_DEBUG) += erst-dbg.o
 
-apei-y := apei-base.o hest.o cper.o erst.o
+apei-y := apei-base.o hest.o erst.o

diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
index b0fc7c79dfbb4ef0fee6926d3dc471327eb2e014..3150aa4874e8f67e4360635934acdcb11bac6fef 100644 (file)
--- a/drivers/firmware/efi/Kconfig
+++ b/drivers/firmware/efi/Kconfig
@@ -36,4 +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

diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile
index 99245ab5a79c2faf1c6e8904bdcd60f66b7e2dd1..9ba156d3c7755e6854595b9983fc23db20fa2111 100644 (file)
--- a/drivers/firmware/efi/Makefile
+++ b/drivers/firmware/efi/Makefile
@@ -4,3 +4,4 @@
 obj-y                                  += efi.o vars.o
 obj-$(CONFIG_EFI_VARS)                 += efivars.o
 obj-$(CONFIG_EFI_VARS_PSTORE)          += efi-pstore.o
+obj-$(CONFIG_UEFI_CPER)                        += cper.o

diff --git a/drivers/acpi/apei/cper.c b/drivers/firmware/efi/cper.c
similarity index 100%
rename from drivers/acpi/apei/cper.c
rename to drivers/firmware/efi/cper.c