Re: [PATCH 4/4] mountd: don't automatically add subexports to kernel cache

[Steve Dickson <SteveD@redhat.com>]

On 06/22/2011 06:34 PM, J. Bruce Fields wrote:
> On Wed, Jun 22, 2011 at 06:30:32PM -0400, Steve Dickson wrote:
>> Hey Bruce,
>>
>> This patch breaks cross mounts... Here is my set up
>>
>> /home/fs1 two different file systems:
>>
>> Filesystem           1K-blocks      Used Available Use% Mounted on
>> /dev/mapper/VolGroup00-HomeDirs
>>                       15236080   9439036   5010612  66% /home
>> RedHat# df /home/fs1
>> Filesystem           1K-blocks      Used Available Use% Mounted on
>> /dev/mapper/VolGroup00-FS1
>>                       10321208    154468   9642452   2% /home/fs1
>>
>> The export is:
>>   /home *(rw,crossmnt,nohide,sec=sys:krb5:krb5i:krb5p)
>>
>> when I mount from a f15 client
>>     mount -v -o v3 redhat:/home/fs1/tmp/tophat /mnt/tmp
>> I get:
>>     mount.nfs: mount(2): Stale NFS file handle
>>
>> When I revert the patch, the mount works.
> 
> Oh, crap, I didn't check v3.  And, OK, it makes sense that v3 might need
> this.
> 
>> Unfortunately I'm going to be taking the next few days off
>> so I am not going be able to debug this... So I'm going to 
>> wait on the entire patch series until we can sort this out...
> 
> No problem.  But if you want to apply the rest of the series and drop
> just this one patch, that would be fine too.  (That's probably what will
> end up being the fix anyway.)
Ok... I just committed the first three patches of this series...

steved.