Re: [PATCH 3/3] tcm ibmvscsis driver

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On 03/21/2011 04:05 PM, James Bottomley wrote:
> On Mon, 2011-03-21 at 16:01 -0500, Brian King wrote:
>> On 03/20/2011 08:09 PM, FUJITA Tomonori wrote:
>>> Thanks for the testings,
>>>
>>> On Fri, 18 Mar 2011 15:58:53 -0500
>>> Brian King <brking@xxxxxxxxxxxxxxxxxx> wrote:
>>>
>>>> On 03/07/2011 08:40 AM, James Bottomley wrote:
>>>>> On Mon, 2011-03-07 at 13:41 +0900, FUJITA Tomonori wrote:
>>>>>> On Sat, 12 Feb 2011 14:27:26 -0600
>>>>>> James Bottomley <James.Bottomley@xxxxxxx> wrote:
>>>>>>
>>>>>>>> Disregard my previous comment. It looks like current client should handle reservations
>>>>>>>> just fine without any further changes.
>>>>>>>
>>>>>>> So is that an ack for putting this in scsi-misc ... or did you want to
>>>>>>> do more testing first?
>>>>>>
>>>>>> Ping,
>>>>>>
>>>>>> Brian, James, can we merge this during the next merge window?
>>>>>
>>>>> I'm still waiting for an ack from Brian.
>>>>
>>>> Sorry for the delay... I've got this loaded in the lab and have managed to oops
>>>> a couple times. The first one was during shutdown, which I wasn't able to collect
>>>> any data for. The most recent occurred when a client was trying to login for the
>>>> first time:
>>>
>>> You mean that the kernel crashes every time when a client logs in?
>>
>> I think the crash I was seeing when the client logs in was just due to the fact that
>> I had things misconfigured. It took me a bit to figure out the configfs stuff. Didn't
>> realize at first I had to go off and manually create a lot of the configfs layout
>> described in the wiki page. Once I did that, I was able to get a LUN to successfully
>> report in on the client side. I'll start pounding on this a bit and see how things
>> hold up.
> 
> Hmm, so that still indicates the error handling is screwed at this
> point.  That, I suppose, should be fixable (plus being a fix, it's merge
> window exempt).  Do you want this in now, or wait until next merge
> window?

Since this would replace ibmvstgt, and I've been running into issues fairly quickly,
it might be prudent to wait until the next merge window. If it was a new driver
or if there was some way to still build the old ibmvstgt driver, I'd feel more
comfortable with pushing it in.

Thanks,

Brian

-- 
Brian King
Linux on Power Virtualization
IBM Linux Technology Center


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