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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 2AF88F9EDF6 for ; Wed, 22 Apr 2026 14:46:30 +0000 (UTC) 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:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=C4pq+ICDtSfSbUFJgYP7vPhdb8kzBlxjqK4bcatTf4A=; b=r9u40v9gVidBa0MdiTeLYXoui0 tVJ0Oyn33/vo8mIBAjpJmXVgvZ+gpNqjBY8dWvX7vHOs1P8ARn0l8LWpuwsTGCPlD8cJHY5G/rjlf Kvj6t+LHXiGBuVAXZTVjF8r2uIVlaQs7q4YcNBf9Uu6ySzLbLDlCcxeVdRko2v2nW68wnle59vjKR 63oI+4J3MJKanlfheNnMg4EP/etJOpsLtNrsp4L5/MLzAhV7evP3kgrXzAlkaGDdLpcE7gVMBLnHq uoMSbQdtChx/dwgP4It7ARmvrbb6Ja360DfVm2qjGHF1xbq1bGfveCFuYWNy5lyMpgsZcgvb+ixD4 06IY7QRQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wFYqQ-0000000ANtm-2lYA; Wed, 22 Apr 2026 14:46:26 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wFYqO-0000000ANtf-47Fv for linux-nvme@lists.infradead.org; Wed, 22 Apr 2026 14:46:25 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id D755660128; Wed, 22 Apr 2026 14:46:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E640C19425; Wed, 22 Apr 2026 14:46:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776869183; bh=QB7yVFQbGxs8Fs3ycEaTdzD+hrSDArI8p2AbV3glGjk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=NcO1eDJosw3vOyxt9HXOG8R++28Ff+gi9mbiOwNVDXjNjPJ6YPzldY/fyy/hUlINZ sbGIfCEqKrHe1W2aRN3Hy+ESnnlttG7w0M7sBtrf5ZSI7MzkmQMUK8WTk7Iep7dnBb vl79PDY9In5RLLgzJDl6PDeKpXADssyu4THylQIWKI+o++pHPBlhVVzUGgs34N1L3t s0idZb4WY+EgcOlqPCHhfVhcw6HZpHtYnCOmoT6iG+WVG/LpgXAeOKzntqYPpuzQDZ wrj+rJ0Cx00ijly4HHpTBf3w5mrsEy0MnFEmGPAa4xw6CMfmFAXU/BSqKFctVLznA3 tJ+8/uuY7ZthA== Date: Wed, 22 Apr 2026 08:46:21 -0600 From: Keith Busch To: Christoph Hellwig Cc: Keith Busch , linux-nvme@lists.infradead.org, joshi.k@samsung.com Subject: Re: [PATCH] nvme-pci: fix missed admin queue sq doorbell write Message-ID: References: <20260421161855.3980034-1-kbusch@meta.com> <20260422060155.GA5391@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260422060155.GA5391@lst.de> X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Wed, Apr 22, 2026 at 08:01:55AM +0200, Christoph Hellwig wrote: > On Tue, Apr 21, 2026 at 09:18:55AM -0700, Keith Busch wrote: > > From: Keith Busch > > > > We can batch admin commands, which means bd->last may be false, > > How do we end up batching them? io_uring passthrough I guess? Can > you expand the commit log a bit with that? Exactly, io_uring_cmd passthrough starts a plug. The "Fixes" tag is a bit subtle, so I'll more explicitly state this in the commit message.