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From: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
To: Josef Bacik <josef@redhat.com>
Cc: Linux Btrfs <linux-btrfs@vger.kernel.org>,
	Chris Mason <chris.mason@Oracle.COM>
Subject: Re: WARNING: at fs/btrfs/free-space-cache.c:305
Date: Thu, 10 Nov 2011 17:36:31 +0900	[thread overview]
Message-ID: <4EBB8D0F.1090707@jp.fujitsu.com> (raw)
In-Reply-To: <20111109151745.GA1810@localhost.localdomain>

(2011/11/10 0:17), Josef Bacik wrote:
> On Thu, Nov 03, 2011 at 10:25:23AM +0900, Tsutomu Itoh wrote:
>> In integration-scrub branch, following warning messages were displayed by
>> running xfstests.
>>
>> # btrfs fi sh /dev/sdd4
>> Label: none  uuid: 8f28d85c-e37c-4c1b-adef-2627ca59be78
>>         Total devices 2 FS bytes used 31.49MB
>>         devid    1 size 9.31GB used 9.31GB path /dev/sdd4
>>         devid    2 size 15.01GB used 9.29GB path /dev/sdc1
>>
>> Btrfs Btrfs v0.19
>> # mount
>> ...
>> /dev/sdd4 on /test7 type btrfs (rw,compress=lzo)
>> #
>>
> 
> Can you try this patch I just posted?
> 
> [PATCH] Btrfs: only map pages if we know we need them when reading the space
> cache

I applied your patch and running xfstests for about four hours,
this warning message was not displayed.

Thank you for your work.

 - Tsutomu


      parent reply	other threads:[~2011-11-10  8:36 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-03  1:25 WARNING: at fs/btrfs/free-space-cache.c:305 Tsutomu Itoh
2011-11-03 11:19 ` Chris Mason
2011-11-03 23:43   ` Tsutomu Itoh
2011-11-07  8:06     ` Tsutomu Itoh
2011-11-07 16:06       ` Chris Mason
2011-11-09 15:17 ` Josef Bacik
2011-11-09 23:38   ` Tsutomu Itoh
2011-11-10  8:36   ` Tsutomu Itoh [this message]

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