75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
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#include <config.h>
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#include <lladd/common.h>
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/** @todo threading should be moved into its own header file. */
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#include <pthread.h>
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/*#include <pbl/pbl.h> -- Don't want everything that touches threading to include pbl... */
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#include <lladd/stats.h>
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/**
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A data structure for profiling latching behavior.
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All time values recorded in this struct are in microseconds.
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*/
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typedef struct {
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const char * file;
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int line;
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const char * name;
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pthread_mutex_t mutex;
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profile_tuple tup;
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char * last_acquired_at;
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/* pblHashTable_t * lockpoints; */
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void * lockpoints;
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} lladd_pthread_mutex_t;
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#include <libdfa/rw.h>
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/**
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Keeps some profiling information along with a read/write lock.
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*/
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typedef struct {
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const char * file;
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int line;
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rwl * lock;
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profile_tuple tup;
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char * last_acquired_at;
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/* pblHashTable_t * lockpoints; */
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void * lockpoints;
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} __profile_rwl;
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#ifdef PROFILE_LATCHES
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#define pthread_mutex_t lladd_pthread_mutex_t
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#define pthread_mutex_init(x, y) __lladd_pthread_mutex_init((x), (y), __FILE__, __LINE__, #x)
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#define pthread_mutex_destroy(x) __lladd_pthread_mutex_destroy((x))
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#define pthread_mutex_lock(x) __lladd_pthread_mutex_lock((x), __FILE__, __LINE__)
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#define pthread_mutex_unlock(x) __lladd_pthread_mutex_unlock((x))
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#define pthread_mutex_trylock(x) NO_PROFILING_EQUIVALENT_TO_PTHREAD_TRYLOCK
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int __lladd_pthread_mutex_init(lladd_pthread_mutex_t *mutex, const pthread_mutexattr_t *mutexattr, const char * file, int line, const char * mutex_name);
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int __lladd_pthread_mutex_lock(lladd_pthread_mutex_t *mutex, char * file, int line);
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int __lladd_pthread_mutex_unlock(lladd_pthread_mutex_t *mutex);
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int __lladd_pthread_mutex_destroy(lladd_pthread_mutex_t *mutex);
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#define initlock() __profile_rw_initlock(__FILE__, __LINE__)
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#define readlock(x, y) __profile_readlock((x),(y), __FILE__, __LINE__)
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#define writelock(x, y) __profile_writelock((x), (y), __FILE__, __LINE__)
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#define readunlock(x) __profile_readunlock((x))
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#define writeunlock(x) __profile_writeunlock((x))
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#define deletelock(x) __profile_deletelock((x))
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#define rwl __profile_rwl
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rwl *__profile_rw_initlock (char * file, int line);
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void __profile_readlock (rwl *lock, int d, char * file, int line);
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void __profile_writelock (rwl *lock, int d, char * file, int line);
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void __profile_readunlock (rwl *lock);
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void __profile_writeunlock (rwl *lock);
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void __profile_deletelock (rwl *lock);
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#endif
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