Re: [PATCH 1/1] Fixing lease renewal

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Thanks, Trond. Will do the changes you suggested and submit another patch.

On Tue, Sep 23, 2014 at 2:51 PM, Trond Myklebust
<trond.myklebust@xxxxxxxxxxxxxxx> wrote:
> Hi Olga,
>
> On Tue, Sep 23, 2014 at 5:36 PM, Olga Kornievskaia
> <olga.kornievskaia@xxxxxxxxx> wrote:
>> Commit c9fdeb28 removed a 'continue' after checking if the lease needs
>> to be renewed. However, if client hasn't moved, the code falls down to
>> starting reboot recovery erroneously (ie., sends open reclaim and gets
>> back stale_clientid error) before recovering from getting stale_clientid
>> on the renew operation.
>>
>> ---
>>  fs/nfs/nfs4state.c |    2 ++
>>  1 files changed, 2 insertions(+), 0 deletions(-)
>>
>> diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
>> index 22fe351..790aed3 100644
>> --- a/fs/nfs/nfs4state.c
>> +++ b/fs/nfs/nfs4state.c
>> @@ -2345,6 +2345,8 @@ static void nfs4_state_manager(struct nfs_client *clp)
>>                         status = nfs4_check_lease(clp);
>>                         if (status < 0)
>>                                 goto out_error;
>> +                       if (!test_bit(NFS4CLNT_MOVED, &clp->cl_state))
>> +                               continue;
>>                 }
>>
>>                 if (test_and_clear_bit(NFS4CLNT_MOVED, &clp->cl_state)) {
>>
>
> What say we just move the "if (test_and_clear_bit(NFS4CLNT_MOVED,
> &clp->cl_state)) { ... }" section so that it comes immediately before
> the NFS4CLNT_CHECK_LEASE test?
> That way we can just reinstate the original 'continue' without the
> extra test above, and ensure that the NFS4CLNT_MOVED is always handled
> before trying the check lease.
>
> Also, please do remember to add a "Signed-off-by:" line when submitting patches.
>
> Thanks
>   Trond
> --
> Trond Myklebust
>
> Linux NFS client maintainer, PrimaryData
>
> trond.myklebust@xxxxxxxxxxxxxxx
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