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/* Copyright (C) 2007-2013 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
/**
* \file
*
* \author Victor Julien <victor@inliniac.net>
*
* Lock profiling wrappers
*/
#ifndef __THREADS_PROFILE_H__
#define __THREADS_PROFILE_H__
/* profiling */
typedef struct ProfilingLock_ {
char *file;
char *func;
int line;
int type;
uint32_t cont;
uint64_t ticks;
} ProfilingLock;
extern __thread ProfilingLock locks[PROFILING_MAX_LOCKS];
extern __thread int locks_idx;
extern __thread int record_locks;
extern __thread uint64_t mutex_lock_contention;
extern __thread uint64_t mutex_lock_wait_ticks;
extern __thread uint64_t mutex_lock_cnt;
/* mutex */
//printf("%16s(%s:%d): (thread:%"PRIuMAX") locked mutex %p ret %" PRId32 "\n", __FUNCTION__, __FILE__, __LINE__, (uintmax_t)pthread_self(), mut, retl);
#define SCMutexLock_profile(mut) ({ \
mutex_lock_cnt++; \
int retl = 0; \
int cont = 0; \
uint64_t mutex_lock_start = UtilCpuGetTicks(); \
if (pthread_mutex_trylock((mut)) != 0) { \
mutex_lock_contention++; \
cont = 1; \
retl = pthread_mutex_lock(mut); \
} \
uint64_t mutex_lock_end = UtilCpuGetTicks(); \
mutex_lock_wait_ticks += (uint64_t)(mutex_lock_end - mutex_lock_start); \
\
if (locks_idx < PROFILING_MAX_LOCKS && record_locks) { \
locks[locks_idx].file = (char *)__FILE__; \
locks[locks_idx].func = (char *)__func__; \
locks[locks_idx].line = (int)__LINE__; \
locks[locks_idx].type = LOCK_MUTEX; \
locks[locks_idx].cont = cont; \
locks[locks_idx].ticks = (uint64_t)(mutex_lock_end - mutex_lock_start); \
locks_idx++; \
} \
retl; \
})
#define SCMutex pthread_mutex_t
#define SCMutexAttr pthread_mutexattr_t
#define SCMutexInit(mut, mutattr ) pthread_mutex_init(mut, mutattr)
#define SCMutexLock(mut) SCMutexLock_profile(mut)
#define SCMutexTrylock(mut) pthread_mutex_trylock(mut)
#define SCMutexUnlock(mut) pthread_mutex_unlock(mut)
#define SCMutexDestroy pthread_mutex_destroy
#define SCMUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
/* conditions */
#define SCCondT pthread_cond_t
#define SCCondInit pthread_cond_init
#define SCCondSignal pthread_cond_signal
#define SCCondDestroy pthread_cond_destroy
#define SCCondWait(cond, mut) pthread_cond_wait(cond, mut)
/* spinlocks */
extern __thread uint64_t spin_lock_contention;
extern __thread uint64_t spin_lock_wait_ticks;
extern __thread uint64_t spin_lock_cnt;
//printf("%16s(%s:%d): (thread:%"PRIuMAX") locked mutex %p ret %" PRId32 "\n", __FUNCTION__, __FILE__, __LINE__, (uintmax_t)pthread_self(), mut, retl);
#define SCSpinLock_profile(spin) ({ \
spin_lock_cnt++; \
int retl = 0; \
int cont = 0; \
uint64_t spin_lock_start = UtilCpuGetTicks(); \
if (pthread_spin_trylock((spin)) != 0) { \
spin_lock_contention++; \
cont = 1; \
retl = pthread_spin_lock((spin)); \
} \
uint64_t spin_lock_end = UtilCpuGetTicks(); \
spin_lock_wait_ticks += (uint64_t)(spin_lock_end - spin_lock_start); \
\
if (locks_idx < PROFILING_MAX_LOCKS && record_locks) { \
locks[locks_idx].file = (char *)__FILE__; \
locks[locks_idx].func = (char *)__func__; \
locks[locks_idx].line = (int)__LINE__; \
locks[locks_idx].type = LOCK_SPIN; \
locks[locks_idx].cont = cont; \
locks[locks_idx].ticks = (uint64_t)(spin_lock_end - spin_lock_start); \
locks_idx++; \
} \
retl; \
})
#define SCSpinlock pthread_spinlock_t
#define SCSpinLock(mut) SCSpinLock_profile(mut)
#define SCSpinTrylock(spin) pthread_spin_trylock(spin)
#define SCSpinUnlock(spin) pthread_spin_unlock(spin)
#define SCSpinInit(spin, spin_attr) pthread_spin_init(spin, spin_attr)
#define SCSpinDestroy(spin) pthread_spin_destroy(spin)
/* rwlocks */
extern __thread uint64_t rww_lock_contention;
extern __thread uint64_t rww_lock_wait_ticks;
extern __thread uint64_t rww_lock_cnt;
#define SCRWLockWRLock_profile(mut) ({ \
rww_lock_cnt++; \
int retl = 0; \
int cont = 0; \
uint64_t rww_lock_start = UtilCpuGetTicks(); \
if (pthread_rwlock_trywrlock((mut)) != 0) { \
rww_lock_contention++; \
cont = 1; \
retl = pthread_rwlock_wrlock(mut); \
} \
uint64_t rww_lock_end = UtilCpuGetTicks(); \
rww_lock_wait_ticks += (uint64_t)(rww_lock_end - rww_lock_start); \
\
if (locks_idx < PROFILING_MAX_LOCKS && record_locks) { \
locks[locks_idx].file = (char *)__FILE__; \
locks[locks_idx].func = (char *)__func__; \
locks[locks_idx].line = (int)__LINE__; \
locks[locks_idx].type = LOCK_RWW; \
locks[locks_idx].cont = cont; \
locks[locks_idx].ticks = (uint64_t)(rww_lock_end - rww_lock_start); \
locks_idx++; \
} \
retl; \
})
extern __thread uint64_t rwr_lock_contention;
extern __thread uint64_t rwr_lock_wait_ticks;
extern __thread uint64_t rwr_lock_cnt;
#define SCRWLockRDLock_profile(mut) ({ \
rwr_lock_cnt++; \
int retl = 0; \
int cont = 0; \
uint64_t rwr_lock_start = UtilCpuGetTicks(); \
if (pthread_rwlock_tryrdlock((mut)) != 0) { \
rwr_lock_contention++; \
cont = 1; \
retl = pthread_rwlock_rdlock(mut); \
} \
uint64_t rwr_lock_end = UtilCpuGetTicks(); \
rwr_lock_wait_ticks += (uint64_t)(rwr_lock_end - rwr_lock_start); \
\
if (locks_idx < PROFILING_MAX_LOCKS && record_locks) { \
locks[locks_idx].file = (char *)__FILE__; \
locks[locks_idx].func = (char *)__func__; \
locks[locks_idx].line = (int)__LINE__; \
locks[locks_idx].type = LOCK_RWR; \
locks[locks_idx].cont = cont; \
locks[locks_idx].ticks = (uint64_t)(rwr_lock_end - rwr_lock_start); \
locks_idx++; \
} \
retl; \
})
#define SCRWLock pthread_rwlock_t
#define SCRWLockInit(rwl, rwlattr ) pthread_rwlock_init(rwl, rwlattr)
#define SCRWLockWRLock(mut) SCRWLockWRLock_profile(mut)
#define SCRWLockRDLock(mut) SCRWLockRDLock_profile(mut)
#define SCRWLockTryWRLock(rwl) pthread_rwlock_trywrlock(rwl)
#define SCRWLockTryRDLock(rwl) pthread_rwlock_tryrdlock(rwl)
#define SCRWLockUnlock(rwl) pthread_rwlock_unlock(rwl)
#define SCRWLockDestroy pthread_rwlock_destroy
/* ctrl mutex */
#define SCCtrlMutex pthread_mutex_t
#define SCCtrlMutexAttr pthread_mutexattr_t
#define SCCtrlMutexInit(mut, mutattr ) pthread_mutex_init(mut, mutattr)
#define SCCtrlMutexLock(mut) pthread_mutex_lock(mut)
#define SCCtrlMutexTrylock(mut) pthread_mutex_trylock(mut)
#define SCCtrlMutexUnlock(mut) pthread_mutex_unlock(mut)
#define SCCtrlMutexDestroy pthread_mutex_destroy
/* ctrl conditions */
#define SCCtrlCondT pthread_cond_t
#define SCCtrlCondInit pthread_cond_init
#define SCCtrlCondSignal pthread_cond_signal
#define SCCtrlCondTimedwait pthread_cond_timedwait
#define SCCtrlCondWait pthread_cond_wait
#define SCCtrlCondDestroy pthread_cond_destroy
#endif
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