Enable virtfs in Natty ??

Tim Gardner tim.gardner at canonical.com
Thu Dec 9 13:44:54 GMT 2010

On 12/08/2010 12:48 PM, Venkateswararao Jujjuri (JV) wrote:
> On 12/8/2010 7:06 AM, Tim Gardner wrote:
>> On 12/07/2010 10:13 AM, Venkateswararao Jujjuri (JV) wrote:
>>> On 12/6/2010 10:20 AM, Tim Gardner wrote:
>>>> On 12/06/2010 11:04 AM, Venkateswararao Jujjuri (JV) wrote:
>>>>> On 12/6/2010 8:43 AM, Tim Gardner wrote:
>>>>>> Looks to me like the only config options that aren't already enabled in Natty
>>>>>> are CONFIG_9P_FSCACHE and CONFIG_9P_FS_POSIX_ACL. Do they need to be enabled?
>>>>> Thanks a lot for looking into our request.
>>>>> The CONFIG_9P_FS_POSIX_ACL is needed for our newly added
>>>>> ACL support, and FSCACHE can be delayed as it is optional to enable caching
>>>>> for now.
>>>>> Once we add mmap support then we need that config option also for the mmap
>>>>> functionality.
>>>>> For now no need to enable CONFIG_9P_FSCACHE by default.
>>>>>     CONFIG_NET_9P=y
>>>>>     CONFIG_NET_9P_VIRTIO=m
>>>>>     CONFIG_NET_9P_DEBUG=y
>>>>>     CONFIG_9P_FS=y
>>>>>     CONFIG_9P_FS_POSIX_ACL=y
>>>> Will you have mmap support for 2.6.38? If so, we might as well turn on
>>>> CONFIG_9P_FSCACHE now so it doesn't get forgotten.
>>> What is your release/code cut off dates. For now I think it is safe not to
>>> enable this option.
>>> users can enable it if they want to use this feature.
>> Kernel freeze is before Natty Beta, which is March 24.
>> I've enabled CONFIG_9P_FS_POSIX_ACL=y and CONFIG_9P_FSCACHE=y for now. Lets see
>> if it causes any problems.
> We haven't tested much with cache enabled. So I suggest not to enable
> as it might give wrong impression about the stability.

OK, I've disabled CONFIG_9P_FSCACHE.

Tim Gardner tim.gardner at canonical.com

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