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 X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82683C38A2A for ; Wed, 6 May 2020 14:35:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4D1C52076D for ; Wed, 6 May 2020 14:35:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tVt1cOVe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4D1C52076D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6c10lkhEmADO63+ix2HuT2xdAPGTDMhqsdbgnPHu8yQ=; b=tVt1cOVehOCoDj l2x6SL6UtkOMYPoCxTzhKWNofIMtlLL4gzzgCJ70JxbagPPxaQlocqCrgFELLwNCQqxoBUaq3nIzc HOUluOPGMMTTSdFD7keLrgk77wuEsMgajBmdktm+Q549w+WVSK9h5zmzkTW4jEpau3hBce4Xus4P/ jjWQdTjWE1JbWR6A1hWPR86qAaQrBfx/KvDSn89/Rru6dtB89ju1RNMfd5gPoFMqDBDuwfVxKdHNA NdTzH5rLPeRzSitmN+mJWu24WzPJXCUnJ1loqqu6ZvRJUV9Z9q5vKGHzggJRoOyuk4kipnoYX5ovJ iKQQOYWNv946ld9W08fw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWL8w-0006PH-L3; Wed, 06 May 2020 14:35:26 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWL8t-0006OS-FS for linux-nvme@lists.infradead.org; Wed, 06 May 2020 14:35:25 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 6B27968C7B; Wed, 6 May 2020 16:35:19 +0200 (CEST) Date: Wed, 6 May 2020 16:35:19 +0200 From: Christoph Hellwig To: John Garry Subject: Re: [PATCH] nvme-pci: slimmer CQ head update Message-ID: <20200506143519.GA570@lst.de> References: <20200228184519.GA2281@avx2> <20200229055351.GA542920@dhcp-10-100-145-180.wdl.wdc.com> <20200506124701.GA54933@C02WT3WMHTD6> <20200506132429.GA21451@avx2> <2ecb88b5-b585-52ed-bb84-5b486868743a@huawei.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <2ecb88b5-b585-52ed-bb84-5b486868743a@huawei.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200506_073523_662048_19D0966C X-CRM114-Status: UNSURE ( 6.14 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sagi@grimberg.me, linux-nvme@lists.infradead.org, hch@lst.de, axboe@fb.com, Keith Busch , Alexey Dobriyan Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org T24gV2VkLCBNYXkgMDYsIDIwMjAgYXQgMDI6NDQ6NTBQTSArMDEwMCwgSm9obiBHYXJyeSB3cm90 ZToKPiBJJ2QgcmF0aGVyIGhlYXIgdGhlIG1haW50YWluZXLigJlzIG9waW5pb24gYmVmb3JlIGJv dGhlcmluZyB0ZXN0aW5nIHRoaXMuLi4KCkFzIHRoZSBvdGhlciBtYWludGFpbmVyIC0gcGxlYXNl IGdpdmUgaXQgYSBzcGluLiAgVGhlIGV4cGxhbmF0aW9uIGZyb20KQWxleGV5IGluIHRoZSByZXBs eSB0byB5b3VyIG1haWwgbWFrZXMgY29tcGxldGUgc2Vuc2UgdG8gbWUuCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1udm1lIG1haWxpbmcgbGlz dApsaW51eC1udm1lQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5v cmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1udm1lCg==