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Re: 2.6.21-git10/11: files getting truncated on xfs? or maybe an nlink p

To: David Chinner <dgc@xxxxxxx>
Subject: Re: 2.6.21-git10/11: files getting truncated on xfs? or maybe an nlink problem?
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Fri, 11 May 2007 07:48:26 -0700
Cc: Chuck Ebbert <cebbert@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Matt Mackall <mpm@xxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20070511003257.GL86004887@sgi.com>
References: <20070510000119.GO85884050@sgi.com> <46426194.3040403@goop.org> <46439185.5060207@redhat.com> <464392B4.3070009@goop.org> <464393E1.3050705@redhat.com> <46439491.9010604@goop.org> <20070510225834.GF86004887@sgi.com> <4643A5B2.3060906@goop.org> <20070510232729.GH86004887@sgi.com> <4643AF8F.5040705@goop.org> <20070511003257.GL86004887@sgi.com>
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David Chinner wrote:
>> Yes, that does look like a good candidate.  Should I try to
>> before-and-after this change?
>>     
>
> Yes please!
>   

OK, definite result.  Before ba87ea699ebd9dd577bf055ebc4a98200e337542: 
all OK.  After: truncated files.

I also got a bmap of a particular truncated file,
linux-clone-test-1/.hg/store/00manifest.i, diffing before with after:

--rw-r--r--  1 root root   3558208 May 11 01:16 
/home/jeremy/hg/linux-clone-test-1/.hg/store/00manifest.i
+-rw-r--r--  1 root root   3541760 May 11 01:16 
/home/jeremy/hg/linux-clone-test-1/.hg/store/00manifest.i

   16: [6144..6271]:    18141808..18141935  2 (2413168..2413295)   128
   17: [6272..6399]:    18140608..18140735  2 (2411968..2412095)   128
   18: [6400..6911]:    18136464..18136975  2 (2407824..2408335)   512
-  19: [6912..6951]:    18136336..18136375  2 (2407696..2407735)    40
+  19: [6912..6919]:    18136336..18136343  2 (2407696..2407703)     8


    J


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