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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 72677EB64DC for ; Thu, 29 Jun 2023 06:46:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231493AbjF2GqG (ORCPT ); Thu, 29 Jun 2023 02:46:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43962 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232277AbjF2GpO (ORCPT ); Thu, 29 Jun 2023 02:45:14 -0400 Received: from out-23.mta0.migadu.com (out-23.mta0.migadu.com [91.218.175.23]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38B2A2D62 for ; Wed, 28 Jun 2023 23:44:49 -0700 (PDT) Message-ID: <585417dc-674d-5efc-c1dd-417ba9092228@linux.dev> Date: Thu, 29 Jun 2023 14:44:33 +0800 MIME-Version: 1.0 Subject: Re: [PATCH v3 2/3] blk-mq: ktime_get_ns() only once for batched requests init Content-Language: en-US To: Christoph Hellwig Cc: axboe@kernel.dk, tj@kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, zhouchengming@bytedance.com, ming.lei@redhat.com References: <20230628124546.1056698-1-chengming.zhou@linux.dev> <20230628124546.1056698-3-chengming.zhou@linux.dev> <20230629053001.GE16819@lst.de> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Chengming Zhou In-Reply-To: <20230629053001.GE16819@lst.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 2023/6/29 13:30, Christoph Hellwig wrote: > Can we just stash the start time into blk_mq_alloc_data instead of > passing down yet another parameter? > Yes, it's much better. Thanks.