函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-27 09:30:14
Last Modify:2020-03-16 21:24:45 Copyright©Brick
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函数名称：find_free_ioapic_entry

函数原型：static int find_free_ioapic_entry(void)

返回类型：int

参数：无

2779  以idx小于MAX_IO_APICS循环如果* # of IRQ routing registers恒等于0则
2781  返回:idx
2783  返回:MAX_IO_APICS
调用者
名称描述
mp_register_ioapicmp_register_ioapic - Register an IOAPIC device*@id: hardware IOAPIC ID*@address: physical address of IOAPIC register area*@gsi_base: base of GSI associated with the IOAPIC*@cfg: configuration information for the IOAPIC