linux/drivers/infiniband/sw
Bob Pearson 592627ccbd RDMA/rxe: Replace rxe_map and rxe_phys_buf by xarray
Replace struct rxe-phys_buf and struct rxe_map by struct xarray
in rxe_verbs.h. This allows using rcu locking on reads for
the memory maps stored in each mr.

This is based off of a sketch of a patch from Jason Gunthorpe in the
link below. Some changes were needed to make this work. It applies
cleanly to the current for-next and passes the pyverbs, perftest
and the same blktests test cases which run today.

Link: https://lore.kernel.org/r/20230119235936.19728-7-rpearsonhpe@gmail.com
Link: https://lore.kernel.org/linux-rdma/Y3gvZr6%2FNCii9Avy@nvidia.com/
Co-developed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Bob Pearson <rpearsonhpe@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2023-01-27 12:14:14 -04:00
..
rdmavt IB/rdmavt: Add __init/__exit annotations to module init/exit funcs 2022-09-27 10:15:25 -03:00
rxe RDMA/rxe: Replace rxe_map and rxe_phys_buf by xarray 2023-01-27 12:14:14 -04:00
siw v6.2 merge window 2nd pull request 2022-12-17 08:23:42 -06:00
Makefile rdma/siw: addition to kernel build environment 2019-07-02 17:03:41 -03:00