函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\apic.c Create Date:2022-07-27 09:26:21
Last Modify:2020-03-16 21:21:31 Copyright©Brick
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函数名称：eilvt_entry_is_changeable

函数原型：static inline int eilvt_entry_is_changeable(unsigned int old, unsigned int new)

返回类型：int

参数：

类型参数名称
unsigned intold
unsigned intnew
396  返回:old按位与APIC_EILVT_MASKED或new恒等于APIC_EILVT_MASKED或new按位与APIC_EILVT_MASKED的反的值恒等于old
调用者
名称描述
reserve_eilvt_offset
setup_APIC_eilvtIf mask=1, the LVT entry does not generate interrupts while mask=0* enables the vector. See also the BKDGs. Must be called with* preemption disabled.