spectre_v1_select_mitigation

Name:spectre_v1_select_mitigation

Proto:static void __init spectre_v1_select_mitigation(void)

Type:void

Parameter:Nothing

432

If Not boot_cpu_has_bug(CPU is affected by Spectre variant 1 attack with conditional branches ) || cpu_mitigations_off() Then

433

spectre_v1_mitigation = SPECTRE_V1_MITIGATION_NONE

434

Return

437

If (spectre_v1_mitigation == SPECTRE_V1_MITIGATION_AUTO) Then

453

If Not Does SMAP provide full mitigation against speculative kernel access to* userspace? Then

462

If boot_cpu_has_bug(CPU is affected by speculation through SWAPGS ) && Not boot_cpu_has(Kernel Page Table Isolation enabled ) Then setup_force_cpu_cap("" LFENCE in user entry SWAPGS path )

471

setup_force_cpu_cap("" LFENCE in kernel entry SWAPGS path )

475

pr_info("%s\n", spectre_v1_strings[spectre_v1_mitigation])

**Caller**
Name	Describe
check_bugs

Source code conversion tool public plug-in interface	X
Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion