Messages in this thread Patch in this message | | | Subject | [PATCH 5/7] group locking debugging options | From | Dave Hansen <> | Date | Mon, 01 Jul 2013 13:04:47 -0700 |
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From: Dave Hansen <dave@linux.vnet.ibm.com>
Original posting:
http://lkml.kernel.org/r/20121214184208.D9E5804D@kernel.stglabs.ibm.com
There are quite a few of these, and we want to make sure that there is one-stop-shopping for lock debugging.
Signed-off-by: Dave Hansen <dave@linux.vnet.ibm.com> Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> ---
linux.git-davehans/lib/Kconfig.debug | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-)
diff -puN lib/Kconfig.debug~order-lock-debugging-options lib/Kconfig.debug --- linux.git/lib/Kconfig.debug~order-lock-debugging-options 2013-07-01 12:53:21.523532080 -0700 +++ linux.git-davehans/lib/Kconfig.debug 2013-07-01 12:53:21.526532213 -0700 @@ -703,6 +703,8 @@ config DEBUG_PREEMPT if kernel code uses it in a preemption-unsafe way. Also, the kernel will detect preemption count underflows. +menu "Lock Debugging (spinlocks, mutexes, etc...)" + config DEBUG_RT_MUTEXES bool "RT Mutex debugging, deadlock detection" depends on DEBUG_KERNEL && RT_MUTEXES @@ -832,12 +834,6 @@ config DEBUG_LOCKDEP additional runtime checks to debug itself, at the price of more runtime overhead. -config TRACE_IRQFLAGS - bool - help - Enables hooks to interrupt enabling and disabling for - either tracing or lock debugging. - config DEBUG_ATOMIC_SLEEP bool "Sleep inside atomic section checking" select PREEMPT_COUNT @@ -859,6 +855,14 @@ config DEBUG_LOCKING_API_SELFTESTS The following locking APIs are covered: spinlocks, rwlocks, mutexes and rwsems. +endmenu # lock debugging + +config TRACE_IRQFLAGS + bool + help + Enables hooks to interrupt enabling and disabling for + either tracing or lock debugging. + config STACKTRACE bool depends on STACKTRACE_SUPPORT _
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