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| author | Ingo Molnar <mingo@elte.hu> | 2006-01-09 15:59:20 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@hera.kernel.org> | 2006-01-09 15:59:20 -0800 |
| commit | 408894ee4dd4debfdedd472eb4d8414892fc90f6 (patch) | |
| tree | b324c1086b804cc05c2839f9d9675eef2bc7c949 /lib | |
| parent | f3f54ffa703c6298240ffd69616451d645bae4d5 (diff) | |
| download | lwn-408894ee4dd4debfdedd472eb4d8414892fc90f6.tar.gz lwn-408894ee4dd4debfdedd472eb4d8414892fc90f6.zip | |
[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.debug | 8 |
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 |