Re: net/sunrpc/clnt.c:2773 suspicious rcu_dereference_check() usage!

2016-11-08 Thread Ross Zwisler
On Tue, Nov 08, 2016 at 07:42:59AM -0500, Anna Schumaker wrote: > On 11/08/2016 07:09 AM, Jeff Layton wrote: > > On Tue, 2016-11-08 at 06:53 -0500, Jeff Layton wrote: > >> On Mon, 2016-11-07 at 22:42 -0700, Ross Zwisler wrote: > >>> > >>> I've got

net/sunrpc/clnt.c:2773 suspicious rcu_dereference_check() usage!

2016-11-07 Thread Ross Zwisler
I've got a virtual machine that has some NFS mounts, and with a newly compiled kernel based on v4.9-rc3 I see the following warning/info message: [ 42.750181] === [ 42.750192] [ INFO: suspicious RCU usage. ] [ 42.750203] 4.9.0-rc3-2-g7b6e7de #3 Not tainted [