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 07:48:38
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:irqsafe4_soft_rlock_312

函数原型:static void irqsafe4_soft_rlock_312(void)

返回类型:void

参数:

922  local_bh_disable()
922  循环
922  arch_local_irq_disable()
922  当0循环
922  循环
922  当0循环
922  ({
922  __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
922  __builtin_expect(!!(__ret_warn_on), 0)
922  })
922  lock for reading
922  lease a read lock
922  循环
922  当0循环
922  循环
922  arch_local_irq_enable()
922  当0循环
922  local_bh_enable()
922  local_bh_disable()
922  lock for reading
922  lock for reading
922  lease a read lock
922  lease a read lock
922  local_bh_enable()
922  lock for reading
922  lease a read lock