函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\irq_poll.c Create Date:2022-07-27 08:19:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:q_poll_enable - Enable iopoll on this @iop*@iop: The parent iopoll structure* Description:* Enable iopoll on this @iop. Note that the handler run will not be* scheduled, it will only mark it as active.

函数原型:void irq_poll_enable(struct irq_poll *iop)

返回类型:void

参数:

类型参数名称
struct irq_poll *iop
164  BUG_ON(!st_bit - Determine whether a bit is set*@nr: bit number to test*@addr: Address to start counting from)
165  smp_mb__before_atomic()
166  lear_bit_unlock - Clear a bit in memory, for unlock*@nr: the bit to set*@addr: the address to start counting from* This operation is atomic and provides release barrier semantics.