Re: [PATCH 2/3] NFSv4: Ensure that we call FREE_STATEID when NFSv4.x stateids are revoked

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On Wed, Nov 5, 2014 at 9:49 AM, Anna Schumaker
<Anna.Schumaker@xxxxxxxxxx> wrote:
> Hey Trond,
>
> On 11/04/2014 06:36 PM, Trond Myklebust wrote:
>> NFSv4.x (x>0) requires us to call TEST_STATEID+FREE_STATEID if a stateid is
>> revoked. We will currently fail to do this if the stateid is a delegation.
>>
>> http://lkml.kernel.org/r/CAN-5tyHwG=Cn2Q9KsHWadewjpTTy_K26ee+UnSvHvG4192p-Xw@xxxxxxxxxxxxxx
>> Cc: stable@xxxxxxxxxxxxxxx
>> Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
>> ---
>>  fs/nfs/nfs4proc.c | 8 --------
>>  1 file changed, 8 deletions(-)
>>
>> diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
>> index d8f352d8c75f..6cf49af3092d 100644
>> --- a/fs/nfs/nfs4proc.c
>> +++ b/fs/nfs/nfs4proc.c
>> @@ -370,11 +370,6 @@ static int nfs4_handle_exception(struct nfs_server *server, int errorcode, struc
>>               case -NFS4ERR_DELEG_REVOKED:
>>               case -NFS4ERR_ADMIN_REVOKED:
>>               case -NFS4ERR_BAD_STATEID:
>> -                     if (inode != NULL && nfs4_have_delegation(inode, FMODE_READ)) {
>> -                             nfs_remove_bad_delegation(inode);
>> -                             exception->retry = 1;
>> -                             break;
>> -                     }
>>                       if (state == NULL)
>>                               break;
>>                       ret = nfs4_schedule_stateid_recovery(server, state);
>> @@ -4849,9 +4844,6 @@ nfs4_async_handle_error(struct rpc_task *task, const struct nfs_server *server,
>>               case -NFS4ERR_DELEG_REVOKED:
>>               case -NFS4ERR_ADMIN_REVOKED:
>>               case -NFS4ERR_BAD_STATEID:
>> -                     if (state == NULL)
>> -                             break;
>> -                     nfs_remove_bad_delegation(state->inode);
>
> Does filelayout_async_handle_error() need to be updated in the same way?  They are the only remaining caller of nfs_remove_bad_delegation().
>

Oops. Yes, that would be correct.

-- 
Trond Myklebust

Linux NFS client maintainer, PrimaryData

trond.myklebust@xxxxxxxxxxxxxxx
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