函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\bugs.c Create Date:2022-07-27 08:56:26
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Does SMAP provide full mitigation against speculative kernel access to* userspace?

函数原型：static bool smap_works_speculatively(void)

返回类型：bool

参数：无

415  如果非boot_cpu_has(Supervisor Mode Access Prevention )则返回:false
424  如果boot_cpu_has(CPU is affected by meltdown attack and needs kernel page table isolation )则返回:false
427  返回:true
调用者
名称描述
spectre_v1_select_mitigation