函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\mtrr\generic.c Create Date:2022-07-27 09:06:20
Last Modify:2022-05-18 17:45:43 Copyright©Brick
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函数名称：PAT setup for BP. We need to go through sync steps here

函数原型：void __init mtrr_bp_pat_init(void)

返回类型：void

参数：无

453  local_irq_save(flags)
454  Since we are disabling the cache don't allow any interrupts,* they would run extremely slow and would only increase the pain.* The caller must ensure that local interrupts are disabled and* are reenabled after post_set() has been called.
456  pat_init()
458  post_set()
459  local_irq_restore(flags)
调用者
名称描述
mtrr_bp_initmtrr_bp_init - initialize mtrrs on the boot CPU* This needs to be called early; before any of the other CPUs are* initialized (i.e. before smp_init()).