Read-Write Mutex structure. More...

#include <rwmutex.h>

Data Fields
uint16_t	activeReaders

uint16_t	waitingWriters

wait_queue_t	readerQueue

wait_queue_t	writerQueue

bool	hasWriter

lock_t	lock

Detailed Description

Read-Write Mutex structure.

A Read-Write Mutex allows one only writer or multiple readers to access a shared resource at the same time. This implementation prioritizes writers over readers and does not support recursive locking.

Definition at line 41 of file rwmutex.h.

Field Documentation

◆ activeReaders

uint16_t rwmutex_t::activeReaders

Definition at line 43 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_acquire(), rwmutex_read_release(), rwmutex_read_try_acquire(), rwmutex_write_acquire(), and rwmutex_write_try_acquire().

◆ hasWriter

bool rwmutex_t::hasWriter

Definition at line 47 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_acquire(), rwmutex_read_try_acquire(), rwmutex_write_acquire(), rwmutex_write_release(), and rwmutex_write_try_acquire().

◆ lock

lock_t rwmutex_t::lock

Definition at line 48 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_acquire(), rwmutex_read_release(), rwmutex_read_try_acquire(), rwmutex_write_acquire(), rwmutex_write_release(), and rwmutex_write_try_acquire().

◆ readerQueue

wait_queue_t rwmutex_t::readerQueue

Definition at line 45 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_acquire(), and rwmutex_write_release().

◆ waitingWriters

uint16_t rwmutex_t::waitingWriters

Definition at line 44 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_acquire(), rwmutex_read_release(), rwmutex_read_try_acquire(), rwmutex_write_acquire(), and rwmutex_write_release().

◆ writerQueue

wait_queue_t rwmutex_t::writerQueue

Definition at line 46 of file rwmutex.h.

Referenced by rwmutex_deinit(), rwmutex_init(), rwmutex_read_release(), rwmutex_write_acquire(), and rwmutex_write_release().

The documentation for this struct was generated from the following file:

include/kernel/sync/rwmutex.h

Data Fields