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authorAdrian Bunk <bunk@kernel.org>2008-04-29 00:58:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-29 08:06:01 -0700
commitf17a32e97eaa924754bf4463aee588a3890c7ae0 (patch)
tree7757809f2968ae4751a81290cdbbb897e7da80d2 /init/Kconfig
parentd5470b596abdd566339b2417e807b1198be64b97 (diff)
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let LOG_BUF_SHIFT default to 17
16 kB is often no longer enough for a normal boot of an UP system. And even less when people e.g. use suspend. 17 seems to be a more reasonable default for current kernels on current hardware (it's just the default, anyone who is memory limited can still lower it). Signed-off-by: Adrian Bunk <bunk@kernel.org> Acked-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init/Kconfig')
-rw-r--r--init/Kconfig15
1 files changed, 6 insertions, 9 deletions
diff --git a/init/Kconfig b/init/Kconfig
index da071c4bbfb..e037a5a22b4 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -259,17 +259,14 @@ config IKCONFIG_PROC
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
+ default 17
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
+ Examples:
+ 17 => 128 KB
+ 16 => 64 KB
+ 15 => 32 KB
+ 14 => 16 KB
13 => 8 KB
12 => 4 KB