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From:   Anna Schumaker <anna.schumaker@netapp.com>
Date:   Tue, 10 Aug 2021 09:59:58 -0400
Message-ID: <CAFX2JfkT6VE+ghBzFTWf8XxkpTzd4s9WXGtxud3jajGT_7cCOQ@mail.gmail.com>
Subject: Re: [PATCH v2 0/6] Ensure RPC_TASK_NORTO is disabled for select operations
To:     Chuck Lever III <chuck.lever@oracle.com>
Cc:     Trond Myklebust <trondmy@hammerspace.com>,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>
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On Mon, Aug 9, 2021 at 7:00 PM Chuck Lever III <chuck.lever@oracle.com> wrote:
>
>
>
> > On Aug 9, 2021, at 4:37 PM, Anna Schumaker <anna.schumaker@netapp.com> wrote:
> >
> > Hi Chuck,
> >
> > On Mon, Jul 19, 2021 at 10:55 AM Chuck Lever <chuck.lever@oracle.com> wrote:
> >>
> >> This is a set of patches I've been toying with to get better
> >> responsiveness from a client when a transport remains connected but
> >> the server is not returning RPC replies.
> >>
> >> The approach I've taken is to disable RPC_TASK_NO_RETRANS_TIMEOUT
> >> for a few particular operations to enable them to time out even
> >> though the connection is still operational. It could be
> >> appropriate to take this approach for any idempotent operation
> >> that cannot be killed with a ^C.
> >>
> >> Changes since RFC:
> >> - Dropped changes to async lease renewal and DESTROY_SESSION|CLIENTID
> >> - Cleaned up some tracepoint issues I found along the way
> >
> > Is this the latest version of these patches? If so I can include them
> > in my linux-next branch for 5.14.
>
> AFAIR v2 is the latest, yes. Thanks!

Great, I have them applied!

Anna
>
>
> > Thanks,
> > Anna
> >
> >>
> >> ---
> >>
> >> Chuck Lever (6):
> >>      SUNRPC: Refactor rpc_ping()
> >>      SUNRPC: Unset RPC_TASK_NO_RETRANS_TIMEOUT for NULL RPCs
> >>      SUNRPC: Remove unneeded TRACE_DEFINE_ENUMs
> >>      SUNRPC: Update trace flags
> >>      SUNRPC: xprt_retransmit() displays the the NULL procedure incorrectly
> >>      SUNRPC: Record timeout value in xprt_retransmit tracepoint
> >>
> >>
> >> include/trace/events/sunrpc.h | 51 ++++++++---------------------------
> >> net/sunrpc/clnt.c             | 33 ++++++++++++++++-------
> >> 2 files changed, 35 insertions(+), 49 deletions(-)
> >>
> >> --
> >> Chuck Lever
>
> --
> Chuck Lever
>
>
>