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| author | Dave Hansen <dave@linux.vnet.ibm.com> | 2013-07-01 13:04:47 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-04 11:25:39 -0700 |
| commit | 9eade16b4151ec35a9e03bbc7cc890e640a536c1 (patch) | |
| tree | 253dc89cf1dba37e4e941cfbeaf1d967d8002600 /lib | |
| parent | 6dfc06651b3d29aa07ed99b8075e5d324f7a953a (diff) | |
| download | linux-9eade16b4151ec35a9e03bbc7cc890e640a536c1.tar.gz linux-9eade16b4151ec35a9e03bbc7cc890e640a536c1.tar.bz2 linux-9eade16b4151ec35a9e03bbc7cc890e640a536c1.zip | |
group locking debugging options
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>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 70dfda31c8aa..c0d41dfadc2d 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -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 |