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From: Ingo Molnar <mingo@elte.hu>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	tglx@linutronix.de, marcin.slusarz@gmail.com,
	linux-kernel@vger.kernel.org, davem@davemloft.net,
	rostedt@goodmis.org, paulmck@linux.vnet.ibm.com
Subject: Re: [PATCH] printk: robustify printk
Date: Mon, 11 Aug 2008 14:36:47 +0200	[thread overview]
Message-ID: <20080811123647.GA24311@elte.hu> (raw)
In-Reply-To: <20080811115109.GB23529@elte.hu>


* Ingo Molnar <mingo@elte.hu> wrote:

> > I personally prefer this printk_tick() driven one over the RCU 
> > driven one because it doesn't trade deadlocks.
> 
> i've started testing it in tip/core/printk to give it some track 
> record - thanks Peter.

small build fixlet below.

	Ingo

-------------->
>From 99fc8ce41d639ce46f32c4e8618e8a571858e5aa Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 11 Aug 2008 14:38:12 +0200
Subject: [PATCH] printk: robustify printk, fix
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 8bit

fix:

 include/linux/kernel.h: In function ‘printk_needs_cpu':
 include/linux/kernel.h:217: error: parameter name omitted

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 include/linux/kernel.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index c9ed24c..a012579 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -201,7 +201,7 @@ extern int printk_ratelimit(void);
 extern bool printk_timed_ratelimit(unsigned long *caller_jiffies,
 				   unsigned int interval_msec);
 extern void printk_tick(void);
-extern int printk_needs_cpu(int);
+extern int printk_needs_cpu(int cpu);
 #else
 static inline int vprintk(const char *s, va_list args)
 	__attribute__ ((format (printf, 1, 0)));
@@ -214,7 +214,7 @@ static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \
 					  unsigned int interval_msec)	\
 		{ return false; }
 static inline void printk_tick(void) { }
-static inline int printk_needs_cpu(int) { return 0; }
+static inline int printk_needs_cpu(int cpu) { return 0; }
 #endif
 
 extern void asmlinkage __attribute__((format(printf, 1, 2)))

  reply	other threads:[~2008-08-11 12:37 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-24 12:24 [PATCH 0/2] printk vs rq->lock and xtime lock Peter Zijlstra
2008-03-24 12:24 ` [PATCH 1/2] printk_nowakeup() Peter Zijlstra
2008-03-24 12:24 ` [PATCH 2/2] time: xtime lock vs printk Peter Zijlstra
2008-03-24 14:21   ` Daniel Walker
2008-03-24 14:31 ` [PATCH 0/2] printk vs rq->lock and xtime lock Marcin Slusarz
2008-03-24 17:58 ` Linus Torvalds
2008-03-24 18:15   ` Peter Zijlstra
2008-03-24 18:57     ` Andrew Morton
2008-08-08 13:30       ` Peter Zijlstra
2008-08-08 13:46         ` Peter Zijlstra
2008-08-08 16:41         ` Linus Torvalds
2008-08-08 17:10           ` Peter Zijlstra
2008-08-08 17:25             ` Linus Torvalds
2008-08-08 17:40               ` Peter Zijlstra
2008-08-08 17:48                 ` Linus Torvalds
2008-08-08 18:14                   ` [PATCH] printk: robustify printk Peter Zijlstra
2008-08-08 18:30                     ` Linus Torvalds
2008-08-08 18:33                       ` Peter Zijlstra
2008-08-08 19:14                     ` Andrew Morton
2008-08-08 19:21                       ` Peter Zijlstra
2008-08-08 19:37                         ` Andrew Morton
2008-08-08 19:49                           ` Peter Zijlstra
2008-08-08 20:32                           ` Paul E. McKenney
2008-08-08 20:37                             ` Peter Zijlstra
2008-08-08 20:46                               ` Andrew Morton
2008-08-08 20:57                                 ` Linus Torvalds
2008-08-08 21:13                                   ` Andrew Morton
2008-08-08 20:50                               ` Steven Rostedt
2008-08-08 19:47                         ` Peter Zijlstra
2008-08-11 10:45                           ` Ingo Molnar
2008-08-11 11:03                             ` Andi Kleen
2008-08-11 11:22                               ` Peter Zijlstra
2008-08-11 11:42                                 ` Andi Kleen
2008-08-11 14:15                                   ` Valdis.Kletnieks
2008-08-11 14:29                                     ` Andi Kleen
2008-08-11 14:55                                       ` Steven Rostedt
2008-08-11 12:02                                 ` Ingo Molnar
2008-08-11 12:14                                   ` Andi Kleen
2008-08-11 11:04                             ` Peter Zijlstra
2008-08-11 11:51                               ` Ingo Molnar
2008-08-11 12:36                                 ` Ingo Molnar [this message]
2008-08-20 12:40                                 ` Jiri Kosina
2008-08-20 12:43                                   ` Peter Zijlstra
2008-08-20 13:40                                     ` Ingo Molnar
2008-08-11 16:09                               ` Paul E. McKenney
2008-08-11 13:22                             ` Paul E. McKenney
2008-08-08 20:30                       ` Paul E. McKenney
2008-08-08 20:20                     ` Paul E. McKenney
2008-08-08 21:35                     ` Andi Kleen
2008-08-08 23:02                     ` David Miller
2008-08-09  0:18                       ` Paul E. McKenney
2008-08-08 17:52                 ` [PATCH 0/2] printk vs rq->lock and xtime lock Steven Rostedt
2008-03-24 18:16   ` Linus Torvalds

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