From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f173.google.com (mail-oi1-f173.google.com [209.85.167.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9963A12EBCD for ; Fri, 23 Feb 2024 17:36:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708709815; cv=none; b=FJvkGWcSmelymh9zSWzfoYYF/Tjz/QVxDkgiqX9+u7O2m6d9myQoWonmBEH/ULU7JutNBvmUF0ieZz/7PgletMClh3MTJNz7Ku7dItUZFCxTSukM4Vm4NUuuMpWjSTaq7R+V9icx6AMO4l6ppEePVznlxytpfB/FBwNUo4rJZf4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708709815; c=relaxed/simple; bh=SEK03gUgsAHVyBKTF0SeCekKr9R3NEdzFcCnlWlT1bw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=k0q7CIlSoQ9aewW0gdGyN/hLCfOXhuaCrJwjcRrvwTOqGcW02/AmdUd/j4rkvQEnS8tOeHX4RVX2n5s+eDxz9uvBQiT9ZO7i69shWEx1u0AwR5xo/wTEQg6VhI7kr8jvdbmeyG6FOm42UTbPs5kjJ34CQHMaLpj+GZjEO5Lkyeg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org; spf=pass smtp.mailfrom=redhat.com; arc=none smtp.client-ip=209.85.167.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Received: by mail-oi1-f173.google.com with SMTP id 5614622812f47-3c18190000aso891113b6e.0 for ; Fri, 23 Feb 2024 09:36:52 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708709812; x=1709314612; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=LBgb3133dWWVi2hhB7h7NHIAti/ExYEzD/m6pD+d9CI=; b=bwvVg8gUvCkg/9a735LTvek/MZmAQJGGVMVIAX2XJ97TOvsVL52MFbz2aQENjWvMDL YgwJY4Go81pBY7dRlcu5p8SeQpKTthU5AKtFMoEqqmi/OL3mao5+0sTw6V16K9EFUJYn EnVoVSjlx0feLjCFycG2ZJ4bpgtFo81nJAN75YDinv7DOf6IkwsKX59hUellQdu0dwmK OUFkuhSg85zha0UdRjYx0/VTNU9OqA7Y38CbHmU99RfvCqqIvIH0cJN/fwepyOMNTBBM ObugeeT9yCBT/MegFoFymxMOHGU+tucsqVO/3+hfk1tztUjB0j8Z89fYsthFrkKWMdoI gaxg== X-Forwarded-Encrypted: i=1; AJvYcCUCMn11Gvg/Qj+8jTc2K1oRkCeUyXDmu/xCC30pjKxRnftc6c+LO8d8asnWbo+4uLhu7sKXFbfPjnd/YfJTHmB1kCr61nWc0Mg= X-Gm-Message-State: AOJu0YyBr7KwkUZbuLSV0pZXm76rtxPbPLhBZN5M7RqcKC3zNcKbKfdl FjLH/cLglk7Rc15wAWVxQH1ST94OOYvNtQZx3Z9Nscf0rUxs3GpTWl70nRYnKQ== X-Google-Smtp-Source: AGHT+IGbYpIhPAaa+76bZP9NfoGjlH58apihqp1Jeh57mXakscWDl1A1EkXzjkZJgYEtNoSB+kRJHw== X-Received: by 2002:a05:6808:15a0:b0:3c1:4b06:7ac2 with SMTP id t32-20020a05680815a000b003c14b067ac2mr637798oiw.12.1708709811740; Fri, 23 Feb 2024 09:36:51 -0800 (PST) Received: from localhost (pool-68-160-141-91.bstnma.fios.verizon.net. [68.160.141.91]) by smtp.gmail.com with ESMTPSA id qj9-20020a056214320900b0068f914ac80bsm4751610qvb.50.2024.02.23.09.36.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Feb 2024 09:36:51 -0800 (PST) Date: Fri, 23 Feb 2024 12:36:50 -0500 From: Mike Snitzer To: Christoph Hellwig Cc: Jens Axboe , Mikulas Patocka , Song Liu , Yu Kuai , dm-devel@lists.linux.dev, linux-block@vger.kernel.org, linux-raid@vger.kernel.org Subject: Re: atomic queue limit updates for stackable devices Message-ID: References: <20240223161247.3998821-1-hch@lst.de> Precedence: bulk X-Mailing-List: dm-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240223161247.3998821-1-hch@lst.de> On Fri, Feb 23 2024 at 11:12P -0500, Christoph Hellwig wrote: > Hi all, > > this series adds new helpers for the atomic queue limit update > functionality and then switches dm and md over to it. The dm switch is > pretty trivial as it was basically implementing the model by hand > already, md is a bit more work. > > I've run the mdadm testsuite, and it has the same (rather large) number > of failures as the baseline. I've still not managed to get the dm > testuite running unfortunately, but it survives xfstests which exercises > quite a few dm targets and blktests. Which DM testsuite are you trying? There is the old ruby-based "device-mapper-test-suite", and a newer one written in python which should hopefully be less hassle to setup and run, see: https://github.com/jthornber/dmtest-python Mike