linux-ext4 - Re: [patch 1/1] ext4-fix-dirty-extent-when-origin-leaf-extent-reac.patch

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Message-ID: <20110926142808.GG4102@phenom.oracle.com>
Date:	Mon, 26 Sep 2011 10:28:08 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	MaoXiaoyun <tinnycloud@...mail.com>
Cc:	linux-ext4@...r.kernel.org,
	xen devel <xen-devel@...ts.xensource.com>, tytso@....edu,
	jack@...e.cz
Subject: Re: [patch 1/1]
 ext4-fix-dirty-extent-when-origin-leaf-extent-reac.patch

On Sun, Sep 25, 2011 at 04:45:39PM +0800, MaoXiaoyun wrote:
> 
>  
> Hi:
>  
>    We met an ext4 BUG_ON in extents.c:1716 which crash kernel flush thread, and result in disk unvailiable.
>  
>    BUG details refer to: http://www.gossamer-threads.com/lists/xen/devel/217091?do=post_view_threaded
>  
>    Attached is the fix, verified in our env. 

So.. you are asking for this upstream git commit to be back-ported to 2.6.32, right?

>  
>    Without this patch, more than 3 servers hit BUG_ON in our hundreds of servers every day.
>  
>    
>    many thanks. 		 	   		  


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