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authorIngo Molnar <mingo@elte.hu>2006-01-09 15:59:20 -0800
committerIngo Molnar <mingo@hera.kernel.org>2006-01-09 15:59:20 -0800
commit408894ee4dd4debfdedd472eb4d8414892fc90f6 (patch)
treeb324c1086b804cc05c2839f9d9675eef2bc7c949 /lib
parentf3f54ffa703c6298240ffd69616451d645bae4d5 (diff)
downloadlinux-408894ee4dd4debfdedd472eb4d8414892fc90f6.tar.bz2
[PATCH] mutex subsystem, debugging code
mutex implementation - add debugging code. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index c48260fb8fd9..1fcd856edec1 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -95,6 +95,14 @@ config DEBUG_PREEMPT
if kernel code uses it in a preemption-unsafe way. Also, the kernel
will detect preemption count underflows.
+config DEBUG_MUTEXES
+ bool "Mutex debugging, deadlock detection"
+ default y
+ depends on DEBUG_KERNEL
+ help
+ This allows mutex semantics violations and mutex related deadlocks
+ (lockups) to be detected and reported automatically.
+
config DEBUG_SPINLOCK
bool "Spinlock debugging"
depends on DEBUG_KERNEL