diff options
| -rw-r--r-- | arch/alpha/Kconfig.debug | 8 | ||||
| -rw-r--r-- | arch/frv/kernel/semaphore.c | 2 | ||||
| -rw-r--r-- | include/asm-frv/semaphore.h | 14 | ||||
| -rw-r--r-- | lib/Kconfig.debug | 10 |
4 files changed, 17 insertions, 17 deletions
diff --git a/arch/alpha/Kconfig.debug b/arch/alpha/Kconfig.debug index 36d0106c32eb..f45f28cc10da 100644 --- a/arch/alpha/Kconfig.debug +++ b/arch/alpha/Kconfig.debug @@ -16,14 +16,6 @@ config DEBUG_RWLOCK too many attempts. If you suspect a rwlock problem or a kernel hacker asks for this option then say Y. Otherwise say N. -config DEBUG_SEMAPHORE - bool "Semaphore debugging" - depends on DEBUG_KERNEL - help - If you say Y here then semaphore processing will issue lots of - verbose debugging messages. If you suspect a semaphore problem or a - kernel hacker asks for this option then say Y. Otherwise say N. - config ALPHA_LEGACY_START_ADDRESS bool "Legacy kernel start address" depends on ALPHA_GENERIC diff --git a/arch/frv/kernel/semaphore.c b/arch/frv/kernel/semaphore.c index f278cdf3a72f..8e182ced1a0f 100644 --- a/arch/frv/kernel/semaphore.c +++ b/arch/frv/kernel/semaphore.c @@ -19,7 +19,7 @@ struct sem_waiter { struct task_struct *task; }; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE void semtrace(struct semaphore *sem, const char *str) { if (sem->debug) diff --git a/include/asm-frv/semaphore.h b/include/asm-frv/semaphore.h index 907c5c3643cc..09586528e007 100644 --- a/include/asm-frv/semaphore.h +++ b/include/asm-frv/semaphore.h @@ -20,8 +20,6 @@ #include <linux/spinlock.h> #include <linux/rwsem.h> -#define SEMAPHORE_DEBUG 0 - /* * the semaphore definition * - if counter is >0 then there are tokens available on the semaphore for down to collect @@ -32,12 +30,12 @@ struct semaphore { unsigned counter; spinlock_t wait_lock; struct list_head wait_list; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE unsigned __magic; #endif }; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE # define __SEM_DEBUG_INIT(name) , (long)&(name).__magic #else # define __SEM_DEBUG_INIT(name) @@ -76,7 +74,7 @@ static inline void down(struct semaphore *sem) { unsigned long flags; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE CHECK_MAGIC(sem->__magic); #endif @@ -95,7 +93,7 @@ static inline int down_interruptible(struct semaphore *sem) unsigned long flags; int ret = 0; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE CHECK_MAGIC(sem->__magic); #endif @@ -119,7 +117,7 @@ static inline int down_trylock(struct semaphore *sem) unsigned long flags; int success = 0; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE CHECK_MAGIC(sem->__magic); #endif @@ -136,7 +134,7 @@ static inline void up(struct semaphore *sem) { unsigned long flags; -#if SEMAPHORE_DEBUG +#ifdef CONFIG_DEBUG_SEMAPHORE CHECK_MAGIC(sem->__magic); #endif diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 9a287796da8e..9bd002a00484 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -201,6 +201,16 @@ config DEBUG_MUTEXES This feature allows mutex semantics violations to be detected and reported. +config DEBUG_SEMAPHORE + bool "Semaphore debugging" + depends on DEBUG_KERNEL + depends on ALPHA || FRV + default n + help + If you say Y here then semaphore processing will issue lots of + verbose debugging messages. If you suspect a semaphore problem or a + kernel hacker asks for this option then say Y. Otherwise say N. + config DEBUG_LOCK_ALLOC bool "Lock debugging: detect incorrect freeing of live locks" depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT |
