smp/x86: Trampoline: clear TLB before jumping to kernel code

2023-09-16 00:20:32 -05:00 · 2023-09-16 00:20:32 -05:00 · ca7fb9760b
parent db04cd2595
commit ca7fb9760b
1 changed files with 4 additions and 0 deletions
--- a/common/sys/smp_trampoline.asm_x86
+++ b/common/sys/smp_trampoline.asm_x86
@ -168,6 +168,10 @@ parking64:
    jmp .loop

  .out:
+    ; Clear TLB
+    mov rax, cr3
+    mov cr3, rax
+
    mov rsp, qword [rdi + 8]
    push 0
    push rax