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 07:48:32
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
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函数名称：irqsafe4_soft_spin_123

函数原型：static void irqsafe4_soft_spin_123(void)

返回类型：void

参数：无

919  local_bh_disable()
919  lock for reading
919  lock for reading
919  lease a read lock
919  lease a read lock
919  local_bh_enable()
919  lock for reading
919  lease a read lock
919  local_bh_disable()
919  循环
919  arch_local_irq_disable()
919  当0循环
919  循环
919  当0循环
919  ({
919  __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
919  __builtin_expect(!!(__ret_warn_on), 0)
919  })
919  lock for reading
919  lease a read lock
919  循环
919  当0循环
919  循环
919  arch_local_irq_enable()
919  当0循环
919  local_bh_enable()