函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\sys_x86_64.c Create Date:2022-07-27 08:41:53
Last Modify:2022-05-18 16:45:21 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：Align a virtual address to avoid aliasing in the I$ on AMD F15h.

函数原型：static unsigned long get_align_mask(void)

返回类型：unsigned long

参数：无

33  如果flags小于0或非flags按位与2减True on X86_32 or when emulating IA32 on X86_64的值则返回:0
36  如果非flags按位与Randomize virtual address space 的值则返回:0
39  返回:mask
调用者
名称描述
get_align_bitsTo avoid aliasing in the I$ on AMD F15h, the bits defined by the* va_align.bits, [12:upper_bit), are set to a random value instead of* zeroing them. This random value is computed once per boot. This form* of ASLR is known as "per-boot ASLR".
align_vdso_addr
arch_get_unmapped_area
arch_get_unmapped_area_topdown