From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11AB8C2BA19 for ; Mon, 13 Apr 2020 13:39:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFC612075E for ; Mon, 13 Apr 2020 13:39:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586785151; bh=m9v40O4z5rM63QUIyriPSECKuk0t4XqmpU4Iy8jlXjc=; h=From:To:Cc:Subject:Date:List-ID:From; b=ODVuGt68P/5q9cVx+GvxuUYCiydFmlQqDU6kA5irc5O7919FkE38VrMQn515YGfIt CISygCuiO36Gv+de7+55MQMeSLpL+POL3v6+sUk4oad0Sqvw91KK0PBh/u3gz3xEzq S4nwiBV3UxadIRMmVmi9i/NuxwsN3TIjQpmHjzxM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730097AbgDMNjL (ORCPT ); Mon, 13 Apr 2020 09:39:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:39508 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730096AbgDMNjK (ORCPT ); Mon, 13 Apr 2020 09:39:10 -0400 Received: from localhost (unknown [213.57.247.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D93B22073E; Mon, 13 Apr 2020 13:39:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586785150; bh=m9v40O4z5rM63QUIyriPSECKuk0t4XqmpU4Iy8jlXjc=; h=From:To:Cc:Subject:Date:From; b=2XEyMS5USz/GfwizdrZhzDZX4qYzX8Fq47hqIQ70SfP+Mud+zDcTDMy1kXjwtSSDx f75JAPzTvDT8e+yRdunTEbd4egsv2olGik2nndWi0vDWaU5ZaQB+TKwjTBsCuyOxqe wRufhfaujsfW6Fv+UCJ/yndq4Ttc8fonnY8Lc7RU= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Max Gurtovoy , linux-rdma@vger.kernel.org Subject: [PATCH rdma-next] RDMA/rw: use DIV_ROUND_UP to calculate nr_ops Date: Mon, 13 Apr 2020 16:39:05 +0300 Message-Id: <20200413133905.933343-1-leon@kernel.org> X-Mailer: git-send-email 2.25.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Max Gurtovoy Don't open-code DIV_ROUND_UP() kernel macro. Signed-off-by: Max Gurtovoy Signed-off-by: Leon Romanovsky --- 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; -- 2.25.2