On Sat, Aug 12, 2017 at 08:32:48AM +0000, Long Li via samba-technical wrote:
> I think it is possible to separate the common code that implements the
> SMBDirect transport. There are some challenges to reuse the same code for
> both kernel and user spaces.
> 1. Kernel mode RDMA verbs are similar but different to user-mode ones.
> 2. Some RDMA features (e.g Fast Registration Work Request) are not available
> in user-mode.
> 3. Locking and synchronization mechanism is different
> 4. Memory management is different.
> 5. Process creation/scheduling and data sharing between processes are
> different, and there is no user-mode code running in interrupt/softirq.
> Those needs to be abstracted through a layer, the rest of the code can be
> shared. I can work on this after patch set is reviewed.
NAK - code with those sort of obsfucation layer will be rejected
for kernel inclusion - don't add it.