From 95a776e8a6282ac19051655c55124e711318ae6e Mon Sep 17 00:00:00 2001 From: Max Gurtovoy Date: Mon, 13 Apr 2020 16:39:05 +0300 Subject: [PATCH] RDMA/rw: use DIV_ROUND_UP to calculate nr_ops Don't open-code DIV_ROUND_UP() kernel macro. Link: https://lore.kernel.org/r/20200413133905.933343-1-leon@kernel.org Signed-off-by: Max Gurtovoy Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/rw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/core/rw.c b/drivers/infiniband/core/rw.c index 557efbf29197..614cff89fc71 100644 --- a/drivers/infiniband/core/rw.c +++ b/drivers/infiniband/core/rw.c @@ -129,7 +129,7 @@ static int rdma_rw_init_mr_wrs(struct rdma_rw_ctx *ctx, struct ib_qp *qp, qp->integrity_en); int i, j, ret = 0, count = 0; - ctx->nr_ops = (sg_cnt + pages_per_mr - 1) / pages_per_mr; + ctx->nr_ops = DIV_ROUND_UP(sg_cnt, pages_per_mr); ctx->reg = kcalloc(ctx->nr_ops, sizeof(*ctx->reg), GFP_KERNEL); if (!ctx->reg) { ret = -ENOMEM;