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-rw-r--r--lib/Kconfig.debug5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 156822e3cc79..80598cfd728c 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -32,7 +32,7 @@ config MAGIC_SYSRQ
config LOG_BUF_SHIFT
int "Kernel log buffer size (16 => 64KB, 17 => 128KB)" if DEBUG_KERNEL
range 12 21
- default 17 if ARCH_S390
+ default 17 if S390
default 16 if X86_NUMAQ || IA64
default 15 if SMP
default 14
@@ -172,7 +172,8 @@ config DEBUG_VM
bool "Debug VM"
depends on DEBUG_KERNEL
help
- Enable this to debug the virtual-memory system.
+ Enable this to turn on extended checks in the virtual-memory system
+ that may impact performance.
If unsure, say N.