From patchwork Mon Apr 14 14:49:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhao Liu X-Patchwork-Id: 14050518 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 60BABC369A2 for ; Mon, 14 Apr 2025 14:30:07 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u4KoG-0003Hl-Pw; Mon, 14 Apr 2025 10:29:16 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u4KoC-0003EC-4a; Mon, 14 Apr 2025 10:29:14 -0400 Received: from mgamail.intel.com ([192.198.163.7]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1u4KoA-00066W-HA; Mon, 14 Apr 2025 10:29:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1744640951; x=1776176951; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=GYLXl6z0NzXsCEMB9cH1u8o2NEOag8csYLmTuoyZnLM=; b=XQW+G9Yf+x/cdVvnEz62paW6BSTX/qP/xVHkZvFPXkwQ52/3mFIJFR4j fGhMM1w7x3HjfE2lwCcd+mVb7+Dq2J6A4BfTkOhJ2Cdwuu4NsWctIT/Vu fbIwVwnynhSZSoEBH842UYcLfW0QdRlAMo58qZ/vPPmp6VSUq/ghd6jYJ 1oicg5ReJjSBVswWeZPAah/JAelOKzpsDSOAb+7levyusPgm/h98Mzn+y frxJCLS683ce0mNtt8FKuspNTJ+u0BTMPCiJdykXwuqxQ4cpYC3lAxuWf gL19UVYjiKk/0duYwlQ2j2k39wrcXRs+aR9nBixTyGBz/Sg0d8Mz/Qi6k g==; X-CSE-ConnectionGUID: qN5GQ3Y5TReJV51/0SDj6Q== X-CSE-MsgGUID: +1SiSsHPQu+DpVUcKH5FDg== X-IronPort-AV: E=McAfee;i="6700,10204,11403"; a="71501845" X-IronPort-AV: E=Sophos;i="6.15,212,1739865600"; d="scan'208";a="71501845" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Apr 2025 07:29:05 -0700 X-CSE-ConnectionGUID: bGxuCsRLTyWU3CAbjPOCtg== X-CSE-MsgGUID: RUlzdQk3SxC2SUDKM+Hg7g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,212,1739865600"; d="scan'208";a="134606078" Received: from liuzhao-optiplex-7080.sh.intel.com ([10.239.160.39]) by fmviesa005.fm.intel.com with ESMTP; 14 Apr 2025 07:29:04 -0700 From: Zhao Liu To: Paolo Bonzini Cc: qemu-devel@nongnu.org, qemu-rust@nongnu.org, Dapeng Mi , Zhao Liu Subject: [PATCH 5/9] rust/timer: Define NANOSECONDS_PER_SECOND binding as u64 Date: Mon, 14 Apr 2025 22:49:39 +0800 Message-Id: <20250414144943.1112885-6-zhao1.liu@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250414144943.1112885-1-zhao1.liu@intel.com> References: <20250414144943.1112885-1-zhao1.liu@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.198.163.7; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org NANOSECONDS_PER_SECOND is often used in operations with get_ns(), which currently returns a u64. Therefore, define a new NANOSECONDS_PER_SECOND binding is with u64 type to eliminate unnecessary type conversions (from u32 to u64). Signed-off-by: Zhao Liu --- rust/qemu-api/src/timer.rs | 2 ++ 1 file changed, 2 insertions(+) diff --git a/rust/qemu-api/src/timer.rs b/rust/qemu-api/src/timer.rs index f0b04ef95d7e..e769f8bc910d 100644 --- a/rust/qemu-api/src/timer.rs +++ b/rust/qemu-api/src/timer.rs @@ -121,3 +121,5 @@ pub fn get_ns(&self) -> u64 { pub const CLOCK_VIRTUAL: ClockType = ClockType { id: QEMUClockType::QEMU_CLOCK_VIRTUAL, }; + +pub const NANOSECONDS_PER_SECOND: u64 = 1000000000;