From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A89E0606A320 for ; Mon, 26 Oct 2026 02:09:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=0qhgz1U/; dkim=pass (1024-bit key, unprotected) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.a=rsa-sha256 header.s=default header.b=gNquqo07 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Unsubscribe-Post: List-Owner; bh=x8G9NAHAN/iG81NzTGNya1i5l97RmX3Sb/0CKN1G458=; b=0qhgz1U/BqgIcQ YudL92PYax/nrID2aqS6bsQke1jpQUQCTZoT8zITrx6VFYwNEmzm+qhwW4yjlOHgRDDEqdFVvrz2W NaA8H5NowmXXt2mvTGeZ/en02vAEbUUOLWUJfy9VEdD6nWg7eLplRm8DelpiMIktH4DH78U4tz35k lcCEleZMRe/NitJUumfLimIuSQdiy898H/cU1B0RSooAisNLUby8A1LsgAnWSM3ul3df6I+UTXAvY 4mSEHJjbwYJOXcuEiNfcTxPQ6auf5+NM7oT87GTEK57dq+ucwLm4CB2d365jSATOEAKgePzJgS2q6 iyIcCQqSEtHvnSjdhcgw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xLA9J-00000001b71-0C3G; Mon, 26 Oct 2026 02:09:21 +0000 Received: from out30-119.freemail.mail.aliyun.com ([115.124.30.119]) by bombadil.infradead.org with esmtps (Exim 4.100.1 #2 (Red Hat Linux)) id 1xLA9G-00000001b6Z-0rLF for linux-nvme@lists.infradead.org; Mon, 26 Oct 2026 02:09:19 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1792980553; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=x8G9NAHAN/iG81NzTGNya1i5l97RmX3Sb/0CKN1G458=; b=gNquqo07V2Q4pM+nfkhk9FqJY6M/d7Bfqwiq2MHGRYh196Ft83/yHONwsP2xbu1Pcb6AR3y0WNFACDM4gCp9OEI2izhUaFPMtX58Lpumzw5pObU487Ajl9bsZHv5/6dBV9w+nkzqtJBaCN40lL+1nKJpJGN7qyMCRBfyqo09cWQ= X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033037033178;MF=kanie@linux.alibaba.com;NM=1;PH=DS;RN=9;SR=0;TI=SMTPD_---0XDRPjQS_1792980548; Received: from 30.178.69.120(mailfrom:kanie@linux.alibaba.com fp:SMTPD_---0XDRPjQS_1792980548 cluster:ay36) by smtp.aliyun-inc.com; Mon, 26 Oct 2026 10:09:09 +0800 Message-ID: <50def86f-d791-4207-8058-5129ee4ccc93@linux.alibaba.com> Date: Mon, 26 Oct 2026 10:09:07 +0800 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 3/3] nvme: document the service-time iopolicy sysfs attributes To: Martin George , Keith Busch , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Nilay Shroff , Daniel Wagner , Hannes Reinecke Cc: linux-nvme@lists.infradead.org References: <20261023070243.2495522-1-kanie@linux.alibaba.com> <20261023070243.2495522-4-kanie@linux.alibaba.com> From: Guixin Liu In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261025_190918_416812_4C6840BB X-CRM114-Status: GOOD ( 10.25 ) X-Spam-Score: -17.6 (-----------------) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" X-Spam-Status: No, score=-15.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_1,USER_IN_DEF_DKIM_WL autolearn=no autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 在 2026/10/24 18:37, Martin George 写道: > On Fri, 2026-10-23 at 15:02 +0800, Guixin Liu wrote: >>   Shows or sets the multipath I/O path selection >> policy for >>   this subsystem. Accepted values: "numa", "round- >> robin", >> - "queue-depth". Changing the policy clears all >> current path >> - selections. Only available when >> CONFIG_NVME_MULTIPATH is >> - enabled. >> + "queue-depth", "service-time". Changing the policy >> clears >> + all current path selections. Only available when >> + CONFIG_NVME_MULTIPATH is enabled. >>   >>  What: /sys/class/nvme-subsystem/nvme-subsysX/subsystype >>  Date: September 2021 > Same nit as before. Looks like only the iopolicy documentation is > updated above with the new 'service-time' policy, but not the > iopolicies documentation. Have you drafted these patches against the > latest nvme-7.4 branch itself? > > -Martin Sorry, my bad, I didn't understand your true meaning before, I will rebase my branch to nvme-7.4, and add an another patch for iopolicies. Best Regards, Guixin Liu