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WL#2360 Performance schema

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Part III: mysys instrumentation
This commit is contained in:
Marc Alff
2009-12-09 20:19:51 -07:00
parent 6fd3866c6c
commit c082955f06
64 changed files with 1383 additions and 919 deletions
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18
include/my_pthread.h
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@@ -607,6 +607,8 @@ extern pthread_mutexattr_t my_errorcheck_mutexattr;
typedef ulong my_thread_id;
extern my_bool my_thread_global_init(void);
extern my_bool my_thread_basic_global_init(void);
extern void my_thread_basic_global_reinit(void);
extern void my_thread_global_end(void);
extern my_bool my_thread_init(void);
extern void my_thread_end(void);
@@ -637,10 +639,10 @@ extern int pthread_dummy(int);
struct st_my_thread_var
{
int thr_errno;
pthread_cond_t suspend;
pthread_mutex_t mutex;
pthread_mutex_t * volatile current_mutex;
pthread_cond_t * volatile current_cond;
mysql_cond_t suspend;
mysql_mutex_t mutex;
mysql_mutex_t * volatile current_mutex;
mysql_cond_t * volatile current_cond;
pthread_t pthread_self;
my_thread_id id;
int cmp_length;
@@ -692,16 +694,16 @@ extern uint thd_lib_detected;
#ifdef THREAD
#ifndef thread_safe_increment
#define thread_safe_increment(V,L) \
(pthread_mutex_lock((L)), (V)++, pthread_mutex_unlock((L)))
(mysql_mutex_lock((L)), (V)++, mysql_mutex_unlock((L)))
#define thread_safe_decrement(V,L) \
(pthread_mutex_lock((L)), (V)--, pthread_mutex_unlock((L)))
(mysql_mutex_lock((L)), (V)--, mysql_mutex_unlock((L)))
#endif
#ifndef thread_safe_add
#define thread_safe_add(V,C,L) \
(pthread_mutex_lock((L)), (V)+=(C), pthread_mutex_unlock((L)))
(mysql_mutex_lock((L)), (V)+=(C), mysql_mutex_unlock((L)))
#define thread_safe_sub(V,C,L) \
(pthread_mutex_lock((L)), (V)-=(C), pthread_mutex_unlock((L)))
(mysql_mutex_lock((L)), (V)-=(C), mysql_mutex_unlock((L)))
#endif
#endif