From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 3D861EEC2 for ; Tue, 23 Jan 2024 09:05:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706000712; cv=none; b=rtEQMlMCq9NrUBiK7MzU+aIZzPD/Z28GXmxcQzc1TNQRKPDbIrUtygCmqgkw9jMBnhF7UCwF14SvonI8FemfMBxb4cHc6wHY7mdvJ6bTzG37bdZc2YVrpPZfJC/Q/9jmhXW9HRce6HmHtUSGhZgcyQZyuuD6fvnfF+M7aLCgxms= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706000712; c=relaxed/simple; bh=1U48UgNFGNngSIsKJqnx8ZGkMG74sIx68pFVzZLLEWY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=aR/LoqpUbjQ+FnPATXVIzMb6an27l5OQWMg0cduBy+d4LoRnx/XsNpogSN8qLs2oWK3Fxd6vHm1OzK/+GplGs+f4rZVWB3Z+c7E7XaexFSfsCVbHSL4/bUMrn8v/+GD/vxPA4g8umMT6KsY++zhgSGShF1rDQhkSHsSXMFAx5Ks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id 0932168BEB; Tue, 23 Jan 2024 10:05:07 +0100 (CET) Date: Tue, 23 Jan 2024 10:05:06 +0100 From: Christoph Hellwig To: alan.adamson@oracle.com Cc: Christoph Hellwig , linux-nvme@lists.infradead.org, kbusch@kernel.org, sagi@grimberg.me, linux-block@vger.kernel.org Subject: Re: [RFC 0/1] nvme: Add NVMe LBA Fault Injection Message-ID: <20240123090506.GA31535@lst.de> References: <20240116232728.3392996-1-alan.adamson@oracle.com> <20240118072419.GA21315@lst.de> <6874a81c-3f4f-428a-8a95-19898ca004a2@oracle.com> Precedence: bulk X-Mailing-List: linux-block@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: <6874a81c-3f4f-428a-8a95-19898ca004a2@oracle.com> User-Agent: Mutt/1.5.17 (2007-11-01) On Thu, Jan 18, 2024 at 09:02:43AM -0800, alan.adamson@oracle.com wrote: > > On 1/17/24 11:24 PM, Christoph Hellwig wrote: >> On Tue, Jan 16, 2024 at 03:27:27PM -0800, Alan Adamson wrote: >>> It has been requested that the NVMe fault injector be able to inject faults when accessing >>> specific Logical Block Addresses (LBA). >> Curious, but who has requested this? Because injecting errors really >> isn't the drivers job. > > > It's an application (database) that is requesting it for their error > handling testing. Well, how about they then insert it into the real or virtual hardware. The Linux nvme driver isn't really an error injection framework.