> From: Jason Gunthorpe <j...@ziepe.ca>
> Sent: Thursday, July 25, 2019 9:02 PM
>
> External Email
>
> ----------------------------------------------------------------------
> On Tue, Jul 09, 2019 at 05:17:29PM +0300, Michal Kalderon wrote:
> > This patch series uses the doorbell overflow recovery mechanism
> > introduced in commit 36907cd5cd72 ("qed: Add doorbell overflow
> > recovery mechanism") for rdma ( RoCE and iWARP )
> >
> > The first three patches modify the core code to contain helper
> > functions for managing mmap_xa inserting, getting and freeing entries.
> > The code was taken almost as is from the efa driver.
> > There is still an open discussion on whether we should take this even
> > further and make the entire mmap generic. Until a decision is made, I
> > only created the database API and modified the efa and qedr driver to
> > use it. The doorbell recovery code will be based on the common code.
> >
> > Efa driver was compile tested only.
> >
> > rdma-core pull request #493
> >
> > Changes from V5:
> > - Switch between driver dealloc_ucontext and mmap_entries_remove.
> > - No need to verify the key after using the key to load an entry from
> > the mmap_xa.
> > - Change mmap_free api to pass an 'entry' object.
> > - Add documentation for mmap_free and for newly exported functions.
> > - Fix some extra/missing line breaks.
>
> Lets do SIW now as well, it has the same xa scheme copied from EFA
ok
>
> Thanks,
> Jason
