linux-kernel - Re: cifs: ls of mount point gives input/output error (probably related to CIFS: getdents() broken for large dirs)

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Message-ID: <4EFC7124.3060900@gmail.com>
Date:	Thu, 29 Dec 2011 15:54:44 +0200
From:	Konstantinos Skarlatos <k.skarlatos@...il.com>
To:	Jeff Layton <jlayton@...hat.com>
CC:	linux-kernel@...r.kernel.org, linux-cifs@...r.kernel.org
Subject: Re: cifs: ls of mount point gives input/output error (probably related
 to CIFS: getdents() broken for large dirs)

On Πέμπτη, 29 Δεκέμβριος 2011 3:39:30 μμ, Jeff Layton wrote:
> On Thu, 29 Dec 2011 12:30:18 +0200
> Konstantinos Skarlatos<k.skarlatos@...il.com>  wrote:
>
>> On 29/12/2011 4:04 πμ, Jeff Layton wrote:
>>> On Thu, 29 Dec 2011 02:08:57 +0200
>>> Konstantinos Skarlatos<k.skarlatos@...il.com>   wrote:
>>>
>>>> I mount via cifs a windows XP share, df gives me correct sizes, but when
>>>> I ls the mount point i get input/output error.
>>>> strace: http://pastebin.com/WXf8M1nu
>>>>
>>>> mount --verbose -t cifs -o username=administrator,password=blahblah
>>>> //192.168.0.11/jobs /mnt/backups/montaz/jobs
>>>> mount.cifs kernel mount options:
>>>> ip=192.168.0.11,unc=\\192.168.0.11\jobs,,ver=1,user=administrator,pass=********
>>>>
>>>> df
>>>> //192.168.0.11/jobs                                       114464
>>>> 105196      9268  92% /mnt/backups/montaz/jobs
>>>>
>>>> ls /mnt/backups/montaz/jobs/
>>>> ls: reading directory /mnt/backups/montaz/jobs/: Input/output error
>>>> total 0
>>>>
>>>> the fun thing is that i can cd to a lower level directory, and ls works
>>>> fine there! only the mount point has the problem
>>>>
>>>> ls /mnt/backups/montaz/jobs/test
>>>> total 44K
>>>> drwxr-xr-x 1 root root    0 Apr 30  2010 blah blah/
>>>> ......
>>>>
>>>> kernel version 3.2rc7
>>>>
>>>> this seems to be related to :
>>>> https://lkml.org/lkml/2011/8/1/427
>>>> Re: [3.0.0+][Regression][Bisected] CIFS: getdents() broken for large dirs
>>>>
>>> Hmmm, maybe. What makes you think that it's related? What sort of
>>> server are you seeing this against?
>> Windows XP service pack 2 (greek)
>
>
> How many files are in the directory?
>
140 folders and 20 files

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