From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 30C568C1F; Thu, 20 Aug 2026 02:25:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787192755; cv=none; b=PwpqH3tsgjQCgWWXYkd/dREI6ApVkxLjR2Fcz81kvJdRNqzJExpg6ViCNWGFYvEc/rerVH1m878sX396p2ZGvXO8eu7x264E5j/WpDYI9stXQcAGs8UDtaicSFDYmjh/D8rruLjSVXaMjt1ABQv7j5SKsbSnVM3wLEE2XtdTqeU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787192755; c=relaxed/simple; bh=G1aNzQ61Xg9nDO12DPaQVgM6VrDP7HBD3mHQEeyLeZw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=GkTm8HK1VvNXwkDlo1cA0ZfRSC92fKXkkwIhU/4cUXTL4IZs7JTUOzNCDN9AbNw+oyJuVZ3aL0qETAXA6qAwrbUGV3owiNf78ErXT8lJ0td5ekhDVs0E6fl8rIHfX8BadIADtXXbed0seHCyXjM/9+6qbvj2CsHZkla9dQnnX7U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=nDqDOyVQ; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="nDqDOyVQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1787192753; x=1818728753; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=G1aNzQ61Xg9nDO12DPaQVgM6VrDP7HBD3mHQEeyLeZw=; b=nDqDOyVQgRFKerPggmgctHUdCq35rmH0AwDKk6CbPcWT22Mp2hSqvJdO zh7uL5MEblGGPUG7YXa0eYAO7xRNN1p+1aqS2hdGQGoG6txGUY4yEpywJ seVz8XC8Bh2B6IM8+A/e0k6+9j6yMNwF9VxXl3dq7lPWPfvFR1BU3rTKp U36EUOfWRuA7oaMS3PEchV1Ua+z4xxLmVQIPKp73sIxcEqFb/2salAzAm LI+HBDjEYFLWbcBfx3kjVfpiGMKkv7ltlGUdAkvo0ytXVieUfjPGTjSZI J/SAVwMpS/mHhtiINvTmNCN3XyMkg9dNboKIzeFmp/Y1nKu7kFah132GP Q==; X-CSE-ConnectionGUID: phhvGrkNQcmQCevkAihurg== X-CSE-MsgGUID: 8JsEH8pkT16+XGgobNjHwg== X-IronPort-AV: E=McAfee;i="6800,10657,11880"; a="105253868" X-IronPort-AV: E=Sophos;i="6.25,232,1779174000"; d="scan'208";a="105253868" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2026 19:25:52 -0700 X-CSE-ConnectionGUID: ljuyh5m8T6q2jlKKefERtw== X-CSE-MsgGUID: lzc3uwtQSNKH+PTRs0I0Kg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,232,1779174000"; d="scan'208";a="295704281" Received: from junjie-desk-dev.bj.intel.com ([10.238.152.71]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2026 19:25:51 -0700 From: Junjie Cao To: Hillf Danton Cc: Eric Dumazet , Vinicius Costa Gomes , Uladzislau Zhauniarovich , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH net 1/3] net/sched: taprio: catch up in bounded time when the schedule falls behind Date: Thu, 20 Aug 2026 10:25:36 +0800 Message-ID: <20260820022539.276469-1-junjie.cao@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260819075015.1259-1-hdanton@sina.com> References: <20260818071706.251035-2-junjie.cao@intel.com> <20260819075015.1259-1-hdanton@sina.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On Wed, 19 Aug 2026 15:50:14 +0800 Hillf Danton wrote: > If now is computed based on the timer instead, now = timer->base->get_time(), > which one do you pick up lad/dude? Thanks for pointing it out. The timer's - hrtimer_cb_get_time(timer), since base->get_time went away in 009eb5da29a9. Same value today, but taken from the clock the expiry is compared against. Changed in v2.