Re: [PATCH rdma-next V1 01/10] IB: Replace ib_umem page_size by page_shift

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Acked-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
On Wed, Apr 5, 2017 at 11:53 AM, Leon Romanovsky <leon@xxxxxxxxxx> wrote:
>
> From: Artemy Kovalyov <artemyko@xxxxxxxxxxxx>
>
> Size of pages are held by struct ib_umem in page_size field.
>
> It is better to store it as an exponent, because page size by nature
> is always power-of-two and used as a factor, divisor or ilog2's argument.
>
> The conversion of page_size to be page_shift allows to have portable
> code and avoid following error while compiling on ARM:
>
>   ERROR: "__aeabi_uldivmod" [drivers/infiniband/core/ib_core.ko] undefined!
>
> CC: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
> CC: Steve Wise <swise@xxxxxxxxxxx>
> CC: Lijun Ou <oulijun@xxxxxxxxxx>
> CC: Shiraz Saleem <shiraz.saleem@xxxxxxxxx>
> CC: Adit Ranadive <aditr@xxxxxxxxxx>
> CC: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx>
> CC: Ram Amrani <Ram.Amrani@xxxxxxxxxx>
> Signed-off-by: Artemy Kovalyov <artemyko@xxxxxxxxxxxx>
> Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
> ---
> Change from v0:
>  * Remove temp variable (pg_shift) variable from i40iw driver.
> ---
>  drivers/infiniband/core/umem.c                 | 15 ++++++---------
>  drivers/infiniband/core/umem_odp.c             | 12 ++++++------
>  drivers/infiniband/hw/bnxt_re/ib_verbs.c       | 12 ++++++------
>  drivers/infiniband/hw/cxgb3/iwch_provider.c    |  4 ++--
>  drivers/infiniband/hw/cxgb4/mem.c              |  4 ++--
>  drivers/infiniband/hw/hns/hns_roce_cq.c        |  3 +--
>  drivers/infiniband/hw/hns/hns_roce_mr.c        |  9 +++++----
>  drivers/infiniband/hw/hns/hns_roce_qp.c        |  3 +--
>  drivers/infiniband/hw/i40iw/i40iw_verbs.c      | 10 +++++-----
>  drivers/infiniband/hw/mlx4/cq.c                |  2 +-
>  drivers/infiniband/hw/mlx4/mr.c                |  6 +++---
>  drivers/infiniband/hw/mlx4/qp.c                |  2 +-
>  drivers/infiniband/hw/mlx4/srq.c               |  2 +-
>  drivers/infiniband/hw/mlx5/mem.c               |  4 ++--
>  drivers/infiniband/hw/mlx5/odp.c               |  2 +-
>  drivers/infiniband/hw/mthca/mthca_provider.c   |  5 ++---
>  drivers/infiniband/hw/nes/nes_verbs.c          |  4 ++--
>  drivers/infiniband/hw/ocrdma/ocrdma_verbs.c    | 15 ++++++---------
>  drivers/infiniband/hw/qedr/verbs.c             |  8 ++++----
>  drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c |  2 +-
>  drivers/infiniband/sw/rdmavt/mr.c              |  8 ++++----
>  drivers/infiniband/sw/rxe/rxe_mr.c             |  8 +++-----
>  include/rdma/ib_umem.h                         |  4 ++--
>  23 files changed, 67 insertions(+), 77 deletions(-)

For the changes in both ocrdma and bnxt_re modules -

Acked-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
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