summaryrefslogtreecommitdiff
path: root/arch/powerpc/Kconfig
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/Kconfig')
-rw-r--r--arch/powerpc/Kconfig28
1 files changed, 22 insertions, 6 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 9faa18c4f..7cd32c038 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -94,6 +94,7 @@ config PPC
select OF_RESERVED_MEM
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
+ select HAVE_DYNAMIC_FTRACE_WITH_REGS if MPROFILE_KERNEL
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_GRAPH_TRACER
select SYSCTL_EXCEPTION_TRACE
@@ -158,6 +159,7 @@ config PPC
select ARCH_HAS_DEVMEM_IS_ALLOWED
select HAVE_ARCH_SECCOMP_FILTER
select ARCH_HAS_UBSAN_SANITIZE_ALL
+ select ARCH_SUPPORTS_DEFERRED_STRUCT_PAGE_INIT
config GENERIC_CSUM
def_bool CPU_LITTLE_ENDIAN
@@ -303,7 +305,7 @@ config ZONE_DMA32
config PGTABLE_LEVELS
int
default 2 if !PPC64
- default 3 if PPC_64K_PAGES
+ default 3 if PPC_64K_PAGES && !PPC_BOOK3S_64
default 4
source "init/Kconfig"
@@ -373,6 +375,24 @@ config PPC_TRANSACTIONAL_MEM
---help---
Support user-mode Transactional Memory on POWERPC.
+config DISABLE_MPROFILE_KERNEL
+ bool "Disable use of mprofile-kernel for kernel tracing"
+ depends on PPC64 && CPU_LITTLE_ENDIAN
+ default y
+ help
+ Selecting this options disables use of the mprofile-kernel ABI for
+ kernel tracing. That will cause options such as live patching
+ (CONFIG_LIVEPATCH) which depend on CONFIG_DYNAMIC_FTRACE_WITH_REGS to
+ be disabled also.
+
+ If you have a toolchain which supports mprofile-kernel, then you can
+ enable this. Otherwise leave it disabled. If you're not sure, say
+ "N".
+
+config MPROFILE_KERNEL
+ depends on PPC64 && CPU_LITTLE_ENDIAN
+ def_bool !DISABLE_MPROFILE_KERNEL
+
config IOMMU_HELPER
def_bool PPC64
@@ -389,7 +409,7 @@ config SWIOTLB
config HOTPLUG_CPU
bool "Support for enabling/disabling CPUs"
depends on SMP && (PPC_PSERIES || \
- PPC_PMAC || PPC_POWERNV || (PPC_85xx && !PPC_E500MC))
+ PPC_PMAC || PPC_POWERNV || FSL_SOC_BOOKE)
---help---
Say Y here to be able to disable and re-enable individual
CPUs at runtime on SMP machines.
@@ -828,14 +848,10 @@ config PCI_8260
select PPC_INDIRECT_PCI
default y
-source "drivers/pci/pcie/Kconfig"
-
source "drivers/pci/Kconfig"
source "drivers/pcmcia/Kconfig"
-source "drivers/pci/hotplug/Kconfig"
-
config HAS_RAPIDIO
bool
default n