From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (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 7CF352F5313 for ; Mon, 8 Jun 2026 23:18:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780960685; cv=none; b=FqFmw+zfQ91Z4HsAmAZsarsOGIISFqRaQghLb87we3Yj71WV0IGZ2ChjNLuq13APHTwnSAD7omiI9+hG1Xq2YVLDxfj+yXnumNHsBTw7wdQB8zLK1OJ/PD8ajkLGwrkJAltDIf1u9q0C7GPKujylJ2sXtjM5XWvrYHKYeAQtX34= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780960685; c=relaxed/simple; bh=5ylPIsMklYen/0GNNM4NaqqCpIPlXonB5UhyBxWjFeI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=gEl09hlIJs7HL/3wrKlSyd+1g0mWU+kKitmMV8R9ffylnuKEM61jPqinlNomCUrjTdN3uWpM5K7Iwu8PZBHMgBqANBIwdsHQewaOJHDYzgdPJ7/fmUnJB/FaATRLSatNr+6GZhnSw89U4gsVyiMDL7CTBsEdELA6pqAjYUcYKmU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=MgEN3H5A; arc=none smtp.client-ip=192.198.163.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="MgEN3H5A" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1780960685; x=1812496685; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=5ylPIsMklYen/0GNNM4NaqqCpIPlXonB5UhyBxWjFeI=; b=MgEN3H5A3lQbQiX95pARPhYq9KzeT2CLEvaOMjQHO9v2u4XQyoXuAlkm K73r03Yq0Ky3+zKgmgUTAu2lSlba2RRTU5SRkyuiHwfPaP0OYrCnBvQPU ghSrrc8Urx7d8QkymuhP7pICn8YRZUE4C4v7w4tGIDEtGU2i4db4l4NkQ GpnfJCks/KVpUQ9Zv5jSPclcjOJM0jqt2GOozHgNynkUGn4ieiwU1+/fd oRkE1COVZ2uFFs9NM6juJQ/vVYAKRjgNb0tE6JcIGWoarLkIH98bO/hwl c07xutXfqy1b1N7HSPHMDcBAcBU5qU6Edi7lpLcthJYGyYnIRbLB5GLh+ A==; X-CSE-ConnectionGUID: n0TuH08BR1eeSuPF7hTWUQ== X-CSE-MsgGUID: Fuba3Uu7RwieH7/m8DV+bA== X-IronPort-AV: E=McAfee;i="6800,10657,11811"; a="80845200" X-IronPort-AV: E=Sophos;i="6.24,195,1774335600"; d="scan'208";a="80845200" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2026 16:18:04 -0700 X-CSE-ConnectionGUID: oR5/CAqsQd62nS9MHlizIQ== X-CSE-MsgGUID: 3snTDnR8QAm4AiQHmobVtw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,195,1774335600"; d="scan'208";a="249606888" Received: from bradocaj-mobl.ger.corp.intel.com (HELO [10.125.109.162]) ([10.125.109.162]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jun 2026 16:18:03 -0700 Message-ID: Date: Mon, 8 Jun 2026 16:18:01 -0700 Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v6 1/7] ndctl: Dynamic Capacity additions for cxl-cli To: Anisa Su , linux-cxl@vger.kernel.org, linux-kernel@vger.kernel.org Cc: nvdimm@lists.linux.dev, Dan Williams , Jonathan Cameron , Davidlohr Bueso , Ira Weiny , Alison Schofield , John Groves , Gregory Price , Ira Weiny , Vishal Verma , Jonathan Cameron , Fan Ni , Sushant1 Kumar , Dan Williams References: <20260523095043.471098-1-anisa.su@samsung.com> <20260523095043.471098-2-anisa.su@samsung.com> Content-Language: en-US From: Dave Jiang In-Reply-To: <20260523095043.471098-2-anisa.su@samsung.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 5/23/26 2:50 AM, Anisa Su wrote: > From: Ira Weiny > > This series can be found here: > > https://github.com/weiny2/ndctl/tree/dcd-region3-2025-04-13 > > CXL Dynamic Capacity Device (DCD) support is being discussed in the > upstream kernel. cxl-cli requires modifications to interact with those > devices. > > A new partition type 'dynamic_ram_a' has been added which cxl-cli > needs to know about. Add support for the new decoder type. > > With DCD regions may, or may not, have capacity. The capacity is > communicated via extents. Add region extent query capabilities. > > Add cxl-test support. cxl-testing allows for quick regression testing > as well as helping to design the cxl-cli interfaces. > > > To: "Alison Schofield" > Cc: "Vishal Verma" > Cc: "Jonathan Cameron" > Cc: "Fan Ni" > Cc: "Sushant1 Kumar" > Cc: "Dan Williams" > Cc: "Dave Jiang" > Cc: > Cc: > Signed-off-by: Ira Weiny Drop this? Seems b4 metadata and not a patch. > > --- > Changes in v5: > - iweiny: Adjust all code to view only the dynamic RAM A partition > - Alison: s/tag/uuid/ in region query extent output > - Link to v4: https://patch.msgid.link/20241214-dcd-region2-v4-0-36550a97f8e2@intel.com > > --- b4-submit-tracking --- > # This section is used internally by b4 prep for tracking purposes. > { > "series": { > "revision": 5, > "change-id": "20241030-dcd-region2-2d0149eb8efd", > "prefixes": [], > "history": { > "v1": [ > "20241030-dcd-region2-v1-0-04600ba2b48e@intel.com" > ], > "v2": [ > "20241104-dcd-region2-v2-0-be057b479eeb@intel.com" > ], > "v3": [ > "20241115-dcd-region2-v3-0-585d480ccdab@intel.com" > ], > "v4": [ > "20241214-dcd-region2-v4-0-36550a97f8e2@intel.com" > ] > } > } > }