From 03bf87dcb06f7021bfb2df2fa8691593c6148aff Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 30 Nov 2022 19:47:00 +0100 Subject: Adding upstream version 1.37.0. Signed-off-by: Daniel Baumann --- libnetdata/locks/locks.h | 62 +++++++++++++++++++++++++++--------------------- 1 file changed, 35 insertions(+), 27 deletions(-) (limited to 'libnetdata/locks/locks.h') diff --git a/libnetdata/locks/locks.h b/libnetdata/locks/locks.h index 796b53c6d..4d2d1655c 100644 --- a/libnetdata/locks/locks.h +++ b/libnetdata/locks/locks.h @@ -9,6 +9,14 @@ typedef pthread_mutex_t netdata_mutex_t; #define NETDATA_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER +typedef struct netdata_spinlock { + bool locked; +} SPINLOCK; +#define NETDATA_SPINLOCK_INITIALIZER (SPINLOCK){ .locked = false } +void netdata_spinlock_init(SPINLOCK *spinlock); +void netdata_spinlock_lock(SPINLOCK *spinlock); +void netdata_spinlock_unlock(SPINLOCK *spinlock); + #ifdef NETDATA_TRACE_RWLOCKS typedef struct netdata_rwlock_locker { pid_t pid; @@ -51,38 +59,38 @@ typedef struct netdata_rwlock_t { #endif // NETDATA_TRACE_RWLOCKS -extern int __netdata_mutex_init(netdata_mutex_t *mutex); -extern int __netdata_mutex_destroy(netdata_mutex_t *mutex); -extern int __netdata_mutex_lock(netdata_mutex_t *mutex); -extern int __netdata_mutex_trylock(netdata_mutex_t *mutex); -extern int __netdata_mutex_unlock(netdata_mutex_t *mutex); +int __netdata_mutex_init(netdata_mutex_t *mutex); +int __netdata_mutex_destroy(netdata_mutex_t *mutex); +int __netdata_mutex_lock(netdata_mutex_t *mutex); +int __netdata_mutex_trylock(netdata_mutex_t *mutex); +int __netdata_mutex_unlock(netdata_mutex_t *mutex); -extern int __netdata_rwlock_destroy(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_init(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_rdlock(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_wrlock(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_unlock(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_tryrdlock(netdata_rwlock_t *rwlock); -extern int __netdata_rwlock_trywrlock(netdata_rwlock_t *rwlock); +int __netdata_rwlock_destroy(netdata_rwlock_t *rwlock); +int __netdata_rwlock_init(netdata_rwlock_t *rwlock); +int __netdata_rwlock_rdlock(netdata_rwlock_t *rwlock); +int __netdata_rwlock_wrlock(netdata_rwlock_t *rwlock); +int __netdata_rwlock_unlock(netdata_rwlock_t *rwlock); +int __netdata_rwlock_tryrdlock(netdata_rwlock_t *rwlock); +int __netdata_rwlock_trywrlock(netdata_rwlock_t *rwlock); -extern void netdata_thread_disable_cancelability(void); -extern void netdata_thread_enable_cancelability(void); +void netdata_thread_disable_cancelability(void); +void netdata_thread_enable_cancelability(void); #ifdef NETDATA_TRACE_RWLOCKS -extern int netdata_mutex_init_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); -extern int netdata_mutex_destroy_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); -extern int netdata_mutex_lock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); -extern int netdata_mutex_trylock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); -extern int netdata_mutex_unlock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); - -extern int netdata_rwlock_destroy_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_init_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_rdlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_wrlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_unlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_tryrdlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); -extern int netdata_rwlock_trywrlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_mutex_init_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); +int netdata_mutex_destroy_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); +int netdata_mutex_lock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); +int netdata_mutex_trylock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); +int netdata_mutex_unlock_debug( const char *file, const char *function, const unsigned long line, netdata_mutex_t *mutex); + +int netdata_rwlock_destroy_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_init_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_rdlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_wrlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_unlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_tryrdlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); +int netdata_rwlock_trywrlock_debug( const char *file, const char *function, const unsigned long line, netdata_rwlock_t *rwlock); #define netdata_mutex_init(mutex) netdata_mutex_init_debug(__FILE__, __FUNCTION__, __LINE__, mutex) #define netdata_mutex_destroy(mutex) netdata_mutex_init_debug(__FILE__, __FUNCTION__, __LINE__, mutex) -- cgit v1.2.3