linux-kernel - Re: [PATCH 3/3] watchdog: Remove softlockup

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Message-ID: <20130517130713.GH78758@redhat.com>
Date:	Fri, 17 May 2013 09:07:13 -0400
From:	Don Zickus <dzickus@...hat.com>
To:	Li Zefan <lizefan@...wei.com>
Cc:	Ingo Molnar <mingo@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] watchdog: Remove softlockup_thresh from Documentation

On Fri, May 17, 2013 at 10:31:35AM +0800, Li Zefan wrote:
> The old softlockup detector has been replaced with new lockup
> detector long ago.
> 
> Signed-off-by: Li Zefan <lizefan@...wei.com>

Acked-by: Don Zickus <dzickus@...hat.com>

> ---
>  Documentation/sysctl/kernel.txt | 10 ----------
>  1 file changed, 10 deletions(-)
> 
> diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
> index e8fabd6..bcff3f9 100644
> --- a/Documentation/sysctl/kernel.txt
> +++ b/Documentation/sysctl/kernel.txt
> @@ -70,7 +70,6 @@ show up in /proc/sys/kernel:
>  - shmall
>  - shmmax                      [ sysv ipc ]
>  - shmmni
> -- softlockup_thresh
>  - stop-a                      [ SPARC only ]
>  - sysrq                       ==> Documentation/sysrq.txt
>  - tainted
> @@ -605,15 +604,6 @@ without users and with a dead originative process will be destroyed.
>  
>  ==============================================================
>  
> -softlockup_thresh:
> -
> -This value can be used to lower the softlockup tolerance threshold.  The
> -default threshold is 60 seconds.  If a cpu is locked up for 60 seconds,
> -the kernel complains.  Valid values are 1-60 seconds.  Setting this
> -tunable to zero will disable the softlockup detection altogether.
> -
> -==============================================================
> -
>  tainted:
>  
>  Non-zero if the kernel has been tainted.  Numeric values, which
> -- 
> 1.8.0.2
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