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Message-ID: <20080811123647.GA24311@elte.hu>
Date: Mon, 11 Aug 2008 14:36:47 +0200
From: Ingo Molnar <mingo@...e.hu>
To: Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>, tglx@...utronix.de,
marcin.slusarz@...il.com, linux-kernel@...r.kernel.org,
davem@...emloft.net, rostedt@...dmis.org,
paulmck@...ux.vnet.ibm.com
Subject: Re: [PATCH] printk: robustify printk
* Ingo Molnar <mingo@...e.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@...e.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@...e.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)))
--
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