From patchwork Mon Jan 18 15:13:15 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Maciej Fijalkowski X-Patchwork-Id: 1428206 X-Patchwork-Delegate: anthony.l.nguyen@intel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org (client-ip=140.211.166.133; helo=hemlock.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver=) Received: from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DKFsy5qY4z9sB4 for ; Tue, 19 Jan 2021 02:23:18 +1100 (AEDT) Received: from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 3BE7586F6B; Mon, 18 Jan 2021 15:23:17 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id duOGqiUd1Je6; Mon, 18 Jan 2021 15:23:16 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by hemlock.osuosl.org (Postfix) with ESMTP id 52DEF85809; Mon, 18 Jan 2021 15:23:16 +0000 (UTC) X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id 3AB6A1BF33E for ; Mon, 18 Jan 2021 15:23:15 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 1CE1D8577C for ; Mon, 18 Jan 2021 15:23:15 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IyqmPwR8qP09 for ; Mon, 18 Jan 2021 15:23:12 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 23A0F85B0C for ; Mon, 18 Jan 2021 15:23:12 +0000 (UTC) IronPort-SDR: pVdfU+pYQrBH5D4QtI/CurX9QtfkKvqlPLYvY3/Cd+s0KanuG9LjTAYOMBtqM8P5ZoCLw+iosG 5Nd0bQ6XhwsA== X-IronPort-AV: E=McAfee;i="6000,8403,9867"; a="240358044" X-IronPort-AV: E=Sophos;i="5.79,356,1602572400"; d="scan'208";a="240358044" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jan 2021 07:23:11 -0800 IronPort-SDR: MmXoUGZmd9k38JI/TnhxVUKTuP9rclFCNQmm/eZC9b9p2TgdDIi4Ad/K5fYzxXYr088JRzdi6p 78KolVSjnsCQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.79,356,1602572400"; d="scan'208";a="500676375" Received: from ranger.igk.intel.com ([10.102.21.164]) by orsmga004.jf.intel.com with ESMTP; 18 Jan 2021 07:23:09 -0800 From: Maciej Fijalkowski To: intel-wired-lan@lists.osuosl.org Date: Mon, 18 Jan 2021 16:13:15 +0100 Message-Id: <20210118151318.12324-9-maciej.fijalkowski@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210118151318.12324-1-maciej.fijalkowski@intel.com> References: <20210118151318.12324-1-maciej.fijalkowski@intel.com> MIME-Version: 1.0 Subject: [Intel-wired-lan] [PATCH v3 net-next 08/11] i40e, xsk: Simplify the do-while allocation loop X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: netdev@vger.kernel.org, kuba@kernel.org, bpf@vger.kernel.org, bjorn.topel@intel.com, magnus.karlsson@intel.com Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" From: Björn Töpel Fold the count decrement into the while-statement. Reviewed-by: Maciej Fijalkowski Signed-off-by: Björn Töpel --- drivers/net/ethernet/intel/i40e/i40e_xsk.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index 47eb9c584a12..457ce365a007 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -215,9 +215,7 @@ bool i40e_alloc_rx_buffers_zc(struct i40e_ring *rx_ring, u16 count) bi = i40e_rx_bi(rx_ring, 0); ntu = 0; } - - count--; - } while (count); + } while (--count); no_buffers: if (rx_ring->next_to_use != ntu) {