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-rw-r--r--init/Kconfig17
1 files changed, 17 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index ebe04f56d834..d0edf42f4dba 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -266,6 +266,23 @@ config IKCONFIG_PROC
This option enables access to the kernel configuration file
through /proc/config.gz.
+config LOG_BUF_SHIFT
+ int "Kernel log buffer size (16 => 64KB, 17 => 128KB)"
+ range 12 21
+ default 17 if S390 || LOCKDEP
+ default 16 if X86_NUMAQ || IA64
+ default 15 if SMP
+ default 14
+ help
+ Select kernel log buffer size as a power of 2.
+ Defaults and Examples:
+ 17 => 128 KB for S/390
+ 16 => 64 KB for x86 NUMAQ or IA-64
+ 15 => 32 KB for SMP
+ 14 => 16 KB for uniprocessor
+ 13 => 8 KB
+ 12 => 4 KB
+
config CPUSETS
bool "Cpuset support"
depends on SMP