message: Scheduler: Remove unused get_current_kernel_stack
diff: @@ -8,11 +8,9 @@ use crossbeam_utils::Backoff;
  use crate::arch;
  use crate::arch::irq;
  -use crate::arch::mm::VirtAddr;
  use crate::arch::percore::*;
  use crate::arch::switch::{switch_to_fpu_owner, switch_to_task};
  use crate::collections::irqsave;
  -use crate::config::*;
  use crate::kernel::scheduler::TaskStacks;
  use crate::scheduler::task::*;
  use crate::synch::spinlock::*;
  @@ -297,13 +295,6 @@ impl PerCoreScheduler {
  irqsave(|| self.current_task.borrow().prio)
  }
  - #[cfg(target_arch = "x86_64")]
  - #[inline]
  - pub fn get_current_kernel_stack(&self) -> VirtAddr {
  - self.current_task.borrow().stacks.get_kernel_stack() + DEFAULT_STACK_SIZE
  - - TaskStacks::MARKER_SIZE
  - }
  -
  #[cfg(target_arch = "x86_64")]
  pub fn set_current_kernel_stack(&self) {
  let current_task_borrowed = self.current_task.borrow();
  