arm64: Remove TIF_POLLING_NRFLAG

The only idle method for arm64 is WFI and it therefore
unconditionally requires the reschedule interrupt when idle.

Suggested-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Link: http://lkml.kernel.org/r/20140509170649.GG13658@twins.programming.kicks-ass.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h
index 720e70b..7b8e3a2 100644 (file)
--- a/arch/arm64/include/asm/thread_info.h
+++ b/arch/arm64/include/asm/thread_info.h
@@ -95,13 +95,11 @@ static inline struct thread_info *current_thread_info(void)
  *  TIF_NEED_RESCHED   - rescheduling necessary
  *  TIF_NOTIFY_RESUME  - callback before returning to user
  *  TIF_USEDFPU                - FPU was used by this task this quantum (SMP)
- *  TIF_POLLING_NRFLAG - true if poll_idle() is polling TIF_NEED_RESCHED
  */
 #define TIF_SIGPENDING         0
 #define TIF_NEED_RESCHED       1
 #define TIF_NOTIFY_RESUME      2       /* callback before returning to user */
 #define TIF_SYSCALL_TRACE      8
-#define TIF_POLLING_NRFLAG     16
 #define TIF_MEMDIE             18      /* is terminating due to OOM killer */
 #define TIF_FREEZE             19
 #define TIF_RESTORE_SIGMASK    20