On Fri, May 09, 2014 at 07:02:34PM +0200, Peter Zijlstra wrote: > OK, so I'll queue a patch removing TIF_POLLING_NRFLAG for arm64.
--- Subject: arm64: Remove TIF_POLLING_NRFLAG From: Peter Zijlstra <[email protected]> Date: Fri May 9 19:04:00 CEST 2014 The only idle method for arm64 is WFI and it therefore unconditionally requires the reschedule interrupt when idle. Suggested-by: Catalin Marinas <[email protected]> Signed-off-by: Peter Zijlstra <[email protected]> --- arch/arm64/include/asm/thread_info.h | 2 -- 1 file changed, 2 deletions(-) --- 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 *curren * 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
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