seqlock.h 文件参考

操作系统抽象层：顺序锁 更多...

#include <xwos/standard.h>
#include <xwos/osal/jack/lock/seqlock.h>
#include <xwos/osal/irq.h>

seqlock.h 的引用(Include)关系图:

此图展示该文件直接或间接的被哪些文件引用了:

浏览源代码.

结构体
struct	xwos_sqlk
	XWOS API：顺序锁 更多...

宏定义
#define	XWOS_SQLK_INITIALIZER   { .ossql = XWOSDL_SQLK_INITIALIZER, }
	XWOS API：顺序锁的初始值
#define	XWOS_SQLK_GRANULARITY   XWOSDL_SQLK_GRANULARITY
	操作系统抽象层：顺序锁顺序值的粒度

函数
static void	xwos_sqlk_init (struct xwos_sqlk *sql)
	XWOS API：初始化顺序锁
static xwsq_t	xwos_sqlk_rd_begin (struct xwos_sqlk *sql)
	XWOS API：开启共享读临界区
static bool	xwos_sqlk_rd_retry (struct xwos_sqlk *sql, xwsq_t start)
	XWOS API：关闭共享读临界区，并检查是否需要重试
static xwsq_t	xwos_sqlk_get_seq (struct xwos_sqlk *sql)
	XWOS API：获取顺序锁的顺序值
static void	xwos_sqlk_rdex_lock (struct xwos_sqlk *sql)
	XWOS API：开启独占读临界区
static xwer_t	xwos_sqlk_rdex_trylock (struct xwos_sqlk *sql)
	XWOS API：尝试开启独占读临界区
static void	xwos_sqlk_rdex_unlock (struct xwos_sqlk *sql)
	XWOS API：关闭独占读临界区
static void	xwos_sqlk_rdex_lock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：开启独占读临界区，并关闭本地CPU的中断
static xwer_t	xwos_sqlk_rdex_trylock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：尝试开启独占读临界区，并关闭本地CPU的中断
static void	xwos_sqlk_rdex_unlock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：关闭独占读临界区，并开启本地CPU的中断
static void	xwos_sqlk_rdex_lock_cpuirqsv (struct xwos_sqlk *sql, xwreg_t *cpuirq)
	XWOS API：开启独占读临界区，保存本地CPU的中断标志并关闭
static xwer_t	xwos_sqlk_rdex_trylock_cpuirqsv (struct xwos_sqlk *sql, xwreg_t *cpuirq)
	XWOS API：尝试开启独占读临界区，保存本地CPU的中断标志并关闭
static void	xwos_sqlk_rdex_unlock_cpuirqrs (struct xwos_sqlk *sql, xwreg_t cpuirq)
	XWOS API：关闭独占读临界区，恢复本地CPU的中断标志
static void	xwos_sqlk_rdex_lock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：开启独占读临界区，并关闭部分中断
static xwer_t	xwos_sqlk_rdex_trylock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：尝试开启独占读临界区，并关闭部分中断
static void	xwos_sqlk_rdex_unlock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：关闭独占读临界区，并开启部分中断
static void	xwos_sqlk_rdex_lock_irqssv (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：开启独占读临界区，保存部分中断的中断标志并关闭
static xwer_t	xwos_sqlk_rdex_trylock_irqssv (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：尝试开启独占读临界区，保存部分中断的中断标志并关闭
static void	xwos_sqlk_rdex_unlock_irqsrs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：关闭独占读临界区，恢复部分中断的中断标志
static void	xwos_sqlk_rdex_lock_bh (struct xwos_sqlk *sql)
	XWOS API：开启独占读临界区，关闭本地CPU的中断底半部
static xwer_t	xwos_sqlk_rdex_trylock_bh (struct xwos_sqlk *sql)
	XWOS API：尝试开启独占读临界区，关闭本地CPU的中断底半部
static void	xwos_sqlk_rdex_unlock_bh (struct xwos_sqlk *sql)
	XWOS API：关闭独占读临界区，开启本地CPU的中断底半部
static void	xwos_sqlk_wr_lock (struct xwos_sqlk *sql)
	XWOS API：开启写临界区
static xwer_t	xwos_sqlk_wr_trylock (struct xwos_sqlk *sql)
	XWOS API：尝试开启写临界区
static void	xwos_sqlk_wr_unlock (struct xwos_sqlk *sql)
	XWOS API：关闭写临界区
static void	xwos_sqlk_wr_lock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：开启写临界区，并关闭本地CPU的中断
static xwer_t	xwos_sqlk_wr_trylock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：尝试开启写临界区，并关闭本地CPU的中断
static void	xwos_sqlk_wr_unlock_cpuirq (struct xwos_sqlk *sql)
	XWOS API：关闭写临界区，并开启本地CPU的中断
static void	xwos_sqlk_wr_lock_cpuirqsv (struct xwos_sqlk *sql, xwreg_t *cpuirq)
	XWOS API：开启写临界区，保存本地CPU的中断标志并关闭
static xwer_t	xwos_sqlk_wr_trylock_cpuirqsv (struct xwos_sqlk *sql, xwreg_t *cpuirq)
	XWOS API：尝试开启写临界区，保存本地CPU的中断标志并关闭
static void	xwos_sqlk_wr_unlock_cpuirqrs (struct xwos_sqlk *sql, xwreg_t cpuirq)
	XWOS API：关闭写临界区，恢复本地CPU的中断标志
static void	xwos_sqlk_wr_lock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：开启写临界区，并关闭部分中断
static xwer_t	xwos_sqlk_wr_trylock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：尝试开启写临界区，并关闭部分中断
static void	xwos_sqlk_wr_unlock_irqs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwsz_t num)
	XWOS API：关闭写临界区，并开启部分中断
static void	xwos_sqlk_wr_lock_irqssv (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：开启写临界区，保存部分中断的中断标志并关闭
static xwer_t	xwos_sqlk_wr_trylock_irqssv (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：尝试开启写临界区，保存部分中断的中断标志并关闭
static void	xwos_sqlk_wr_unlock_irqsrs (struct xwos_sqlk *sql, const xwirq_t irqs[], xwreg_t flags[], xwsz_t num)
	XWOS API：关闭写临界区，恢复部分中断的中断标志
static void	xwos_sqlk_wr_lock_bh (struct xwos_sqlk *sql)
	XWOS API：开启写临界区，关闭本地CPU的中断底半部
static xwer_t	xwos_sqlk_wr_trylock_bh (struct xwos_sqlk *sql)
	XWOS API：尝试开启写临界区，关闭本地CPU的中断底半部
static void	xwos_sqlk_wr_unlock_bh (struct xwos_sqlk *sql)
	XWOS API：关闭写临界区，开启本地CPU的中断底半部

详细描述

操作系统抽象层：顺序锁

作者

• 隐星魂 (Roy Sun) xwos@.nosp@m.xwos.nosp@m..tech

版权所有

• Copyright © 2015 xwos.tech, All Rights Reserved.

  ‍This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.

在文件 seqlock.h 中定义.