函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\fpu\xstate.c Create Date:2022-07-27 08:50:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:This wraps up the common operations that need to occur when retrieving* data from xsave state. It first ensures that the current task was* using the FPU and retrieves the data in to a buffer. It then calculates

函数原型:const void *get_xsave_field_ptr(int xfeature_nr)

返回类型:void

参数:

类型参数名称
intxfeature_nr
889  fpu等于fpu
895  Save the FPU state (mark it for reload if necessary):* This only ever gets called for the current task.
897  返回:Given the xsave area and a state inside, this function returns the* address of the state
调用者
名称描述
do_bounds