Remove rd/wrfsbase

2016-10-31 18:04:28 -06:00 · 2016-10-31 18:04:28 -06:00 · 4fc9283aff
commit 4fc9283aff
parent 8c0c4764f5
6 changed files with 32 additions and 29 deletions
--- a/arch/x86_64/src/interrupt/syscall.rs
+++ b/arch/x86_64/src/interrupt/syscall.rs
@ -24,8 +24,6 @@ pub unsafe extern fn syscall() {
    }

    asm!("push r15
-        rdfsbase r15
-        push r15
        push fs
        mov r15, 0x18
        mov fs, r15"
@ -35,8 +33,6 @@ pub unsafe extern fn syscall() {

    // Interrupt return
    asm!("pop fs
-        pop r15
-        wrfsbase r15
        pop r15
        iretq"
        : : : : "intel", "volatile");