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From: Peter Zijlstra <peterz@infradead.org>
To: Don Zickus <dzickus@redhat.com>
Cc: linux-kernel@vger.kernel.org, rostedt@goodmis.org,
	mingo@kernel.org, tglx@linutronix.de, jkosina@suse.cz
Subject: Re: [PATCH 1/2] watchdog: Fix output
Date: Fri, 18 Mar 2016 18:49:53 +0100	[thread overview]
Message-ID: <20160318174953.GK6344@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20160318163748.GR64531@redhat.com>

On Fri, Mar 18, 2016 at 12:37:48PM -0400, Don Zickus wrote:
> +++ b/kernel/watchdog.c
> @@ -9,7 +9,7 @@
>   * to those contributors as well.
>   */
>  
> -#define pr_fmt(fmt) "NMI watchdog: " fmt
> +#define pr_fmt(fmt) "Lockup detector: " fmt
>  
>  #include <linux/mm.h>
>  #include <linux/cpu.h>
> @@ -350,7 +350,7 @@ static void watchdog_overflow_callback(struct perf_event *event,
>  		if (__this_cpu_read(hard_watchdog_warn) == true)
>  			return;
>  
> -		pr_emerg("Watchdog detected hard LOCKUP on cpu %d", this_cpu);
> +		pr_emerg("Detected hard LOCKUP on cpu %d", this_cpu);
>  		print_modules();
>  		print_irqtrace_events(current);
>  		if (regs)

It was Jiri who made this mess by replacing WARN(), which has a very
distinct format, with this custom stuff.

I think we should go back to the WARN() thing.

  parent reply	other threads:[~2016-03-18 17:50 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-18 15:28 [PATCH 0/2] random debug patches Peter Zijlstra
2016-03-18 15:28 ` [PATCH 1/2] watchdog: Fix output Peter Zijlstra
2016-03-18 16:37   ` Don Zickus
2016-03-18 16:44     ` Peter Zijlstra
2016-03-18 16:48       ` Peter Zijlstra
2016-03-18 17:42         ` Joe Perches
2016-03-18 18:12         ` Don Zickus
2016-03-18 17:49     ` Peter Zijlstra [this message]
2016-03-19  0:11       ` Jiri Kosina
2016-03-19  0:39         ` Jiri Kosina
2016-03-18 15:28 ` [PATCH 2/2] trace: Record and show NMI state Peter Zijlstra

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