From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 2899654B1CC for ; Tue, 22 Sep 2026 14:59:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790089198; cv=none; b=mj/JDLrbeayHFZwyBzvlC2PlXSGI6jjXczqUaj2m585AUzs6qoGLWh4te4gw0OvaBTzuf8c9bvQWvOAh2iwqKl0wET02WVJtAShzya37bTa+f0dImuabBfdQjLnW668ouinmvDQnYyHbuoZbdxiN9zFL5hnlzVQbkTKnan7txKU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790089198; c=relaxed/simple; bh=7oqdlF6rIZ6XSOiB6L4ok4bsbqDwbczXI8WimmXzVGo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cBHXVNhFYZLNVyGefNDG1qEnJoNaDUGRdITGWmU4hudTSmOSMjwbKTES5pRVx1JJoFKrnLPaR3cDqqIVx3ci6LLcjhW2PG81EYqd4N8hj6cVhDqzD8jssUxmZQvt8IZUpcNmaKRJErAvtODYfVpBuvBv/cCCYoDcE+3jCCNVybs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NlzzuqzH; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NlzzuqzH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7577F1F00893; Tue, 22 Sep 2026 14:59:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790089196; bh=mfvUSx3nWzsWME0SMo6zV+P5ZEdJjsHo/ZxJ+7G2kQw=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=NlzzuqzHeWanEbM6v4mV6hqSpZssW2vgN3ZR60wT+emilQBA5XlMQSyq0yj7QLNWd JtlWH8dNTU0UESgg6+snD2SpjIUJO0+UNYClJUJjbt88ODutrSDCpw7skmJMNvRYko mD/0BlnKnOR14BPz5GXvJzDW7BRQYvbvPHD1LZ0A8QxKQVi4vxKvnKg2MNvr18Xv0K z6cU5Ua4ucOw5YDCY8amhcSY1bzXMB4EEQlp+7aDMZKy1LbYGZVpBM49jyEDTp27ay azwPOIsDqy5s1P+J5A2b/75Tn6Nwse0ZHun0jeVrfmAjDyjwl+hvvw8JFMTVUJtY/y B/5HVY3ONmiPw== Date: Tue, 22 Sep 2026 08:59:54 -0600 From: Keith Busch To: Nilay Shroff Cc: hch@lst.de, sagi@grimberg.me, kch@nvidia.com, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, gjoyce@linux.ibm.com Subject: Re: [PATCH v2 0/2] nvmet: fix subtle race in I/O processing and ns configuration Message-ID: References: <20260918162736.802665-1-nilay@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260918162736.802665-1-nilay@linux.ibm.com> On Fri, Sep 18, 2026 at 09:57:29PM +0530, Nilay Shroff wrote: > Hi, > > This series addresses two race conditions in the nvmet core code that > handles I/O submission and namespace configuration. > > The first patch addresses a race where target namespace attributes > could be changed while I/O is in progress. The second patch addresses > a subtle race that could allow I/O to be admitted even after the > percpu reference count has been killed or marked dead. Thanks, series applied to nvme-7.4.