Re: [PATCH] SUNRPC: task should be exit if encode return EKEYEXPIRED more times

["Schumaker, Anna" <Anna.Schumaker@netapp.com>]

Hi ZhangXiaoxu

Both of your patches have been merged into Linux 5.2-rc1.

Thanks for checking!
Anna

On Mon, 2019-05-13 at 09:48 +0800, zhangxiaoxu (A) wrote:
> ping.
> 
> On 5/4/2019 2:15 PM, zhangxiaoxu (A) wrote:
> > ping.
> > 
> > On 4/29/2019 5:32 PM, ZhangXiaoxu wrote:
> > > If the rpc.gssd always return cred success, but now the cred is
> > > expired, then the task will loop in call_refresh and call_transmit.
> > > 
> > > Exit the rpc task after retry.
> > > 
> > > Signed-off-by: ZhangXiaoxu <zhangxiaoxu5@huawei.com>
> > > ---
> > >   net/sunrpc/clnt.c | 9 ++++++++-
> > >   1 file changed, 8 insertions(+), 1 deletion(-)
> > > 
> > > diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
> > > index 8ff11dc..a32d3f1 100644
> > > --- a/net/sunrpc/clnt.c
> > > +++ b/net/sunrpc/clnt.c
> > > @@ -1793,7 +1793,14 @@ call_encode(struct rpc_task *task)
> > >               rpc_delay(task, HZ >> 4);
> > >               break;
> > >           case -EKEYEXPIRED:
> > > -            task->tk_action = call_refresh;
> > > +            if (!task->tk_cred_retry) {
> > > +                rpc_exit(task, task->tk_status);
> > > +            } else {
> > > +                task->tk_action = call_refresh;
> > > +                task->tk_cred_retry--;
> > > +                dprintk("RPC: %5u %s: retry refresh creds\n",
> > > +                    task->tk_pid, __func__);
> > > +            }
> > >               break;
> > >           default:
> > >               rpc_exit(task, task->tk_status);
> > > 
> > 
> > .
> >