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From: tip-bot for Peter Zijlstra <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org,
	catalin.marinas@arm.com, peterz@infradead.org,
	tglx@linutronix.de
Subject: [tip:sched/arch] arm64: Remove TIF_POLLING_NRFLAG
Date: Mon, 19 May 2014 05:54:48 -0700	[thread overview]
Message-ID: <tip-7da7c131fcbdc4b023048bd39fac019ae195ccc5@git.kernel.org> (raw)
In-Reply-To: <20140509170649.GG13658@twins.programming.kicks-ass.net>

Commit-ID:  7da7c131fcbdc4b023048bd39fac019ae195ccc5
Gitweb:     http://git.kernel.org/tip/7da7c131fcbdc4b023048bd39fac019ae195ccc5
Author:     Peter Zijlstra <peterz@infradead.org>
AuthorDate: Fri, 9 May 2014 19:04:00 +0200
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Mon, 19 May 2014 21:50:30 +0900

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

  parent reply	other threads:[~2014-05-19 12:55 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-11 13:42 [RFC][PATCH 0/8] sched,idle: need resched polling rework Peter Zijlstra
2014-04-11 13:42 ` [RFC][PATCH 1/8] sched,idle,alpha: Switch from TS_POLLING to TIF_POLLING_NRFLAG Peter Zijlstra
2014-04-11 14:38   ` Richard Henderson
2014-04-11 13:42 ` [RFC][PATCH 2/8] sched,idle,tile: " Peter Zijlstra
2014-04-11 15:15   ` Chris Metcalf
2014-04-11 15:30     ` Peter Zijlstra
2014-04-11 13:42 ` [RFC][PATCH 3/8] sched,idle,ia64: " Peter Zijlstra
2014-04-11 13:42 ` [RFC][PATCH 4/8] sched,idle,x86: " Peter Zijlstra
2014-04-11 13:42 ` [RFC][PATCH 5/8] sched,idle: Remove TS_POLLING support Peter Zijlstra
2014-04-11 13:42 ` [RFC][PATCH 6/8] sched,idle: Avoid spurious wakeup IPIs Peter Zijlstra
2014-04-13 21:41   ` Nicolas Pitre
2014-05-09 13:37   ` James Hogan
2014-05-09 14:15     ` Peter Zijlstra
2014-05-09 14:40       ` Catalin Marinas
2014-05-09 14:50         ` Peter Zijlstra
2014-05-09 14:57           ` Catalin Marinas
2014-05-09 17:02             ` Peter Zijlstra
2014-05-09 17:06               ` Peter Zijlstra
2014-05-09 17:09                 ` Catalin Marinas
2014-05-09 17:20                   ` Peter Zijlstra
2014-05-19 12:54                 ` tip-bot for Peter Zijlstra [this message]
2014-05-22 12:26                 ` [tip:sched/core] arm64: Remove TIF_POLLING_NRFLAG tip-bot for Peter Zijlstra
2014-05-09 14:51       ` [RFC][PATCH 6/8] sched,idle: Avoid spurious wakeup IPIs James Hogan
2014-05-15  9:17         ` James Hogan
2014-05-19 12:54         ` [tip:sched/arch] metag: Remove TIF_POLLING_NRFLAG tip-bot for James Hogan
2014-05-22 12:26         ` [tip:sched/core] " tip-bot for James Hogan
2014-04-11 13:42 ` [RFC][PATCH 7/8] sched,idle: Delay clearing the polling bit Peter Zijlstra
2014-04-13 21:51   ` Nicolas Pitre
2014-04-11 13:42 ` [RFC][PATCH 8/8] sched,idle: Reflow cpuidle_idle_call() Peter Zijlstra
2014-04-13 21:36   ` Nicolas Pitre
2014-04-14  8:59     ` Peter Zijlstra
2014-04-14  9:25       ` Peter Zijlstra
2014-04-14 13:55         ` Nicolas Pitre
2014-04-11 15:00 ` [RFC][PATCH 0/8] sched,idle: need resched polling rework Andy Lutomirski
2014-04-11 15:14   ` Peter Zijlstra
2014-05-22 12:58   ` Peter Zijlstra
2014-05-22 13:09     ` Peter Zijlstra
2014-05-29  0:01       ` Andy Lutomirski
2014-05-29  6:48         ` Peter Zijlstra
2014-06-03  6:40           ` Andy Lutomirski
2014-06-03  6:51             ` Peter Zijlstra
2014-06-03 10:43             ` Peter Zijlstra
2014-06-03 14:02               ` Peter Zijlstra
2014-06-03 16:05                 ` Andy Lutomirski
2014-06-03 16:19                   ` Peter Zijlstra
2014-06-03 16:52                     ` Andy Lutomirski
2014-06-03 17:00                       ` Peter Zijlstra
2014-06-03 18:28                         ` Peter Zijlstra
2014-06-03 18:44                           ` Andy Lutomirski
2014-06-03 20:07                             ` Andy Lutomirski
2014-04-12  8:35 ` Mike Galbraith

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