> Subject: Re: [RFC PATCH 09/09] Introduce cache=rdma moutning option > > On Thu, May 17, 2018 at 05:22:14PM -0700, Long Li wrote: > > From: Long Li <lon...@microsoft.com> > > > > When cache=rdma is enabled on mount options, CIFS do not allocate > > internal data buffer pages for I/O, data is read/writen directly to user > memory via RDMA. > > I don't think this should be an option. For direct I/O without signing or > encryption CIFS should always use get_user_pages, with or without RDMA.
Yes this should be done for all transport. If there are no objections, I'll send patches to change this.
