linux-kernel - [tip:sched/core] arm64: Remove TIF_POLLING

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Date:	Thu, 22 May 2014 05:26:26 -0700
From:	tip-bot for Peter Zijlstra <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	catalin.marinas@....com, peterz@...radead.org, tglx@...utronix.de
Subject: [tip:sched/core] arm64: Remove TIF_POLLING_NRFLAG

Commit-ID:  842514849a616e9b61acad65771c7afe01e651f9
Gitweb:     http://git.kernel.org/tip/842514849a616e9b61acad65771c7afe01e651f9
Author:     Peter Zijlstra <peterz@...radead.org>
AuthorDate: Fri, 9 May 2014 19:04:00 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Thu, 22 May 2014 10:22:58 +0200

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@....com>
Signed-off-by: Peter Zijlstra <peterz@...radead.org>
Acked-by: Catalin Marinas <catalin.marinas@....com>
Link: http://lkml.kernel.org/r/20140509170649.GG13658@twins.programming.kicks-ass.net
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/arm64/include/asm/thread_info.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h
index 720e70b..7b8e3a2 100644
--- 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
--
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