函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\locking-selftest.c Create Date:2022-07-27 07:48:28
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:irqsafe4_hard_wlock_213

函数原型:static void irqsafe4_hard_wlock_213(void)

返回类型:void

参数:

916  lock for reading
916  lease a read lock
916  local_bh_disable()
916  lock for reading
916  lock for reading
916  lease a read lock
916  lease a read lock
916  local_bh_enable()
916  local_bh_disable()
916  循环
916  arch_local_irq_disable()
916  当0循环
916  循环
916  当0循环
916  ({
916  __ret_warn_on等于非非非抢占计数值按位与1UL左移8位的值减1左移0加8位的值
916  __builtin_expect(!!(__ret_warn_on), 0)
916  })
916  lock for reading
916  lease a read lock
916  循环
916  当0循环
916  循环
916  arch_local_irq_enable()
916  当0循环
916  local_bh_enable()