From 3e7e1193e28a1428e857f3f44870ec2dbd615e6a Mon Sep 17 00:00:00 2001 From: Artemy Kovalyov Date: Wed, 5 Apr 2017 09:23:50 +0300 Subject: IB: Replace ib_umem page_size by page_shift 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 CC: Steve Wise CC: Lijun Ou CC: Shiraz Saleem CC: Adit Ranadive CC: Dennis Dalessandro CC: Ram Amrani Signed-off-by: Artemy Kovalyov Signed-off-by: Leon Romanovsky Acked-by: Ram Amrani Acked-by: Shiraz Saleem Acked-by: Selvin Xavier Acked-by: Selvin Xavier Acked-by: Adit Ranadive Signed-off-by: Doug Ledford --- drivers/infiniband/hw/mlx4/cq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/infiniband/hw/mlx4/cq.c') diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c index 6a0fec357dae..4f5a143fc0a7 100644 --- a/drivers/infiniband/hw/mlx4/cq.c +++ b/drivers/infiniband/hw/mlx4/cq.c @@ -147,7 +147,7 @@ static int mlx4_ib_get_cq_umem(struct mlx4_ib_dev *dev, struct ib_ucontext *cont return PTR_ERR(*umem); err = mlx4_mtt_init(dev->dev, ib_umem_page_count(*umem), - ilog2((*umem)->page_size), &buf->mtt); + (*umem)->page_shift, &buf->mtt); if (err) goto err_buf; -- cgit v1.2.3