函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\fpu\internal.h Create Date:2022-07-27 08:28:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：These generally need preemption protection to work,* do try to avoid using these on their own:

函数原型：static inline void fpregs_deactivate(struct fpu *fpu)

返回类型：void

参数：

类型参数名称
struct fpu *fpu
521  抢占保护下的写CPU(FPU context switch related helper methods:, NULL)
522  trace_x86_fpu_regs_deactivated(fpu)
调用者
名称描述
fpu__dropDrops current FPU state: deactivates the fpregs and* the fpstate. NOTE: it still leaves previous contents* in the fpregs in the eager-FPU case.* This function can be used in cases where we know that* a state-restore is coming: either an explicit one,
__fpu__restore_sig