Linux CIFS filesystem development
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From: Shinnosuke Yagi <yagi.shinnosuke-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
To: Suresh Jayaraman <sjayaraman-l3A5Bk7waGM@public.gmane.org>
Cc: Steve French <smfrench-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Source code of SMB2 Kernel module
Date: Wed, 10 Nov 2010 17:35:33 +0900	[thread overview]
Message-ID: <4CDA5955.50409@nttcom.co.jp> (raw)
In-Reply-To: <4CDA5225.8000309-l3A5Bk7waGM@public.gmane.org>


I patched and tried to mount again.

I mount successfully by smb2.
However, Kernel clashed when I accessed to mounted FS.

I couldn't got any logs, because I did not set kdump.

I will try to get a clashed kernel dump.

Please wait.


Thanks.


(2010/11/10 17:04), Suresh Jayaraman wrote:
> On 11/10/2010 01:18 PM, Shinnosuke Yagi wrote:
>>
>> I added some logging messages.
>>
>> # git diff fs/smb2/smb2fs.c
>> diff --git a/fs/smb2/smb2fs.c b/fs/smb2/smb2fs.c
>> index aa550a3..52c9f35 100644
>> --- a/fs/smb2/smb2fs.c
>> +++ b/fs/smb2/smb2fs.c
>> @@ -57,7 +57,7 @@ static struct quotactl_ops smb2_quotactl_ops;
>>
>>   /* Definitions of various global variables follow */
>>
>> -int smb2FYI;
>> +int smb2FYI = 1;
>>   int smb2ERROR = 1;
>>   int trace_SMB2;
>>
>> I got following logs on dmesg.
>> ====================================================
>> FS-Cache: Netfs 'smb2' registered for caching
>> fs/smb2/smb2fs.c: SMB2_max_buf_size 0x4000
>> fs/smb2/smb2fs.c: smb2_init_request_bufs 0
>> fs/smb2/smb2fs.c: register_filesystem 0
>> fs/smb2/smb2fs.c: register_key_type -17
>
> -17 is -EEXIST which means ket type with the name is already present.
> The below patch should fix the problem I think. Could you try and
> report back?
>
>
> From: Suresh Jayaraman<sjayaraman-l3A5Bk7waGM@public.gmane.org>
> Subject: [PATCH] smb2: rename smb2 spnego key type
>
> .. to avoid key registration failure. register_key_type() doesn't allow key
> types with same names.
>
> Reported-by: Shinnosuke Yagi<yagi.shinnosuke-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
> Signed-off-by: Suresh Jayaraman<sjayaraman-l3A5Bk7waGM@public.gmane.org>
> ---
>   fs/smb2/smb2_spnego.c |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/fs/smb2/smb2_spnego.c b/fs/smb2/smb2_spnego.c
> index 6551002..24df95a 100644
> --- a/fs/smb2/smb2_spnego.c
> +++ b/fs/smb2/smb2_spnego.c
> @@ -61,7 +61,7 @@ smb2_spnego_key_destroy(struct key *key)
>    * keytype for SMB2 spnego keys
>    */
>   struct key_type smb2_spnego_key_type = {
> -	.name		= "cifs.spnego",
> +	.name		= "smb2.spnego",
>   	.instantiate	= smb2_spnego_key_instantiate,
>   	.match		= user_match,
>   	.destroy	= smb2_spnego_key_destroy,
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-cifs" in
> the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>
>
>


-- 
-------------------------------------
八木 清之介 (ヤギ シンノスケ)
NTTコムウェア株式会社
ネットワーク・ソリューション事業本部
yagi.shinnosuke-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org
-------------------------------------

  parent reply	other threads:[~2010-11-10  8:35 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-26  4:26 Source code of SMB2 Kernel module Shinnosuke Yagi
     [not found] ` <4CC65859.7040100-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-10-26  5:16   ` Suresh Jayaraman
     [not found]     ` <4CC6642F.2040401-l3A5Bk7waGM@public.gmane.org>
2010-10-29  6:55       ` Shinnosuke Yagi
     [not found]         ` <4CCA6FD3.4060907-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-10-29  7:02           ` Suresh Jayaraman
     [not found]             ` <4CCA7177.40303-l3A5Bk7waGM@public.gmane.org>
2010-11-02  0:40               ` Shinnosuke Yagi
     [not found]                 ` <4CCF5DF8.9030809-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-03  9:02                   ` Suresh Jayaraman
     [not found]                     ` <4CD12521.2020708-l3A5Bk7waGM@public.gmane.org>
2010-11-05  1:13                       ` Shinnosuke Yagi
     [not found]                         ` <4CD35A27.4050605-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-05  1:49                           ` Steve French
     [not found]                             ` <AANLkTinm718oZX2Qc4++W_CYkv0+RZRwr09Uzu4zcDn0-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-11-08  2:58                               ` Shinnosuke Yagi
     [not found]                                 ` <4CD76751.8010700-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-08  4:53                                   ` Steve French
     [not found]                                     ` <AANLkTimx3ukvAjmuf5KQ3dSLVhpaF51pXcOfS1E_iFhY-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-11-08  5:03                                       ` Suresh Jayaraman
     [not found]                                         ` <4CD784AB.3040805-l3A5Bk7waGM@public.gmane.org>
2010-11-09  3:49                                           ` Shinnosuke Yagi
     [not found]                                             ` <4CD8C4E6.5080603-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-09  4:05                                               ` Steve French
2010-11-10  7:48                                                 ` Shinnosuke Yagi
     [not found]                                                   ` <4CDA4E5C.90004-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-10  8:04                                                     ` Suresh Jayaraman
     [not found]                                                       ` <4CDA5225.8000309-l3A5Bk7waGM@public.gmane.org>
2010-11-10  8:35                                                         ` Shinnosuke Yagi [this message]
     [not found]                                                           ` <4CDA5955.50409-o7dWnD6vFTHqq2nvvmkE/A@public.gmane.org>
2010-11-12  5:16                                                             ` Shinnosuke Yagi

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