Nucleus
Barry Priority preemption in scheduler 99d3ce8 (3 years, 1 month ago)diff --git a/task/switch.S b/task/switch.S index 54769af..07f1e56 100644 --- a/task/switch.S +++ b/task/switch.S @@ -14,11 +14,14 @@ context_switch: cli mov 4(%esp), %ecx mov 8(%esp), %eax - mov 12(%esp), %esi - mov 16(%esp), %edi - mov 20(%esp), %ebx + mov 12(%esp), %ebx + mov 16(%esp), %esi + mov 20(%esp), %edi mov 24(%esp), %ebp mov 28(%esp), %esp + test %eax, %eax + je 1f mov %eax, %cr3 +1: sti jmp *%ecx