On Wed, Jan 30, 2019 at 10:59:34AM -0800, Bart Van Assche wrote: > On Tue, 2019-01-22 at 10:25 -0800, Bart Van Assche wrote: > > The default behavior of the SCSI core is to set the block layer request > > queue parameter max_segment_size to 64 KB. That means that elements of > > scatterlists are limited to 64 KB. Since RDMA adapters support larger > > sizes, increase max_segment_size for the SRP initiator. > > > > Notes: > > - The SCSI max_segment_size parameter was introduced in kernel v5.0. See > > also commit 50c2e9107f17 ("scsi: introduce a max_segment_size > > host_template parameters"). > > - Some other block drivers already set max_segment_size to UINT_MAX, > > e.g. nbd and rbd. > > Hi Jason and Doug, > > Can one of you have a look at this patch? I was confused by the unanswered remark from Doug Gilbert - what that a request to change something? Jason