path: root/init/Kconfig
diff options
authorJosh Triplett <josh@joshtriplett.org>2014-10-03 16:00:54 -0700
committerJosh Triplett <josh@joshtriplett.org>2014-10-03 16:49:38 -0700
commit361e9dfbaae84b0b246ed18d1ab7c82a1a41b53e (patch)
treeac3e387a4e94190eded63292fb2be7e24db1527d /init/Kconfig
parent7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 (diff)
init/Kconfig: Hide printk log config if CONFIG_PRINTK=n
The buffers sized by CONFIG_LOG_BUF_SHIFT and CONFIG_LOG_CPU_MAX_BUF_SHIFT do not exist if CONFIG_PRINTK=n, so don't ask about their size at all. Signed-off-by: Josh Triplett <josh@joshtriplett.org> Acked-by: Randy Dunlap <rdunlap@infradead.org> Cc: stable <stable@vger.kernel.org>
Diffstat (limited to 'init/Kconfig')
1 files changed, 2 insertions, 0 deletions
diff --git a/init/Kconfig b/init/Kconfig
index e84c6423a2e5..31505a52c165 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -811,6 +811,7 @@ config LOG_BUF_SHIFT
int "Kernel log buffer size (16 => 64KB, 17 => 128KB)"
range 12 21
default 17
+ depends on PRINTK
Select the minimal kernel log buffer size as a power of 2.
The final size is affected by LOG_CPU_MAX_BUF_SHIFT config
@@ -830,6 +831,7 @@ config LOG_CPU_MAX_BUF_SHIFT
range 0 21
default 12 if !BASE_SMALL
default 0 if BASE_SMALL
+ depends on PRINTK
This option allows to increase the default ring buffer size
according to the number of CPUs. The value defines the contribution