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-rw-r--r--arch/powerpc/Kconfig.debug12
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index d39d13327e6..86aa3745af7 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -18,6 +18,15 @@ config DEBUG_STACK_USAGE
This option will slow down process creation somewhat.
+config DEBUG_PAGEALLOC
+ bool "Debug page memory allocations"
+ depends on DEBUG_KERNEL && !SOFTWARE_SUSPEND
+ help
+ Unmap pages from the kernel linear mapping after free_pages().
+ This results in a large slowdown, but helps to find certain types
+ of memory corruptions.
+
+
config HCALL_STATS
bool "Hypervisor call instrumentation"
depends on PPC_PSERIES && DEBUG_FS
@@ -132,8 +141,7 @@ config BOOTX_TEXT
config SERIAL_TEXT_DEBUG
bool "Support for early boot texts over serial port"
- depends on 4xx || LOPEC || MV64X60 || PPLUS || PRPMC800 || \
- PPC_GEN550 || PPC_MPC52xx
+ depends on 4xx
config PPC_EARLY_DEBUG
bool "Early debugging (dangerous)"