From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 DC5763B6364 for ; Fri, 31 Jul 2026 15:40:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785512429; cv=none; b=Z4VBIiW2UMAs3M9YIXl1VIwtgnGLIaM0xl2/33folG0sWEhGNv+FB6lspN5rrPIpIGFDxfNiBoa/K58XfIWtyNRFQjsnJo9BZ2/1WuLs5/ID6L2VPrAh2MP/uHuBbqa4XRIZtE8UpVQoJ+/UEEsWFxvaFUo4uGYdMh//O8k6aYc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785512429; c=relaxed/simple; bh=A+QEp2r/K0FdI2uRck9YHpzvhJ8NJ4by5P6mXUd7UrY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UJveA949m5M8EjjHZtnr9npHiUIbUiduenkkz1rlvDwxiTWUgYrKFTm0kt4EI9EoT1I4X8bMGUxgIqS2LVfaCDlhNZgN6RVxhRpKK7yHxgDpNFBMgf7swqkBAJF81AywWkl3mprvR3Qkju2KB3swvxEWvQKfSqQ0KourRNW+1vY= 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=BX9SsVcn; arc=none smtp.client-ip=192.198.163.8 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="BX9SsVcn" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1785512426; x=1817048426; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=A+QEp2r/K0FdI2uRck9YHpzvhJ8NJ4by5P6mXUd7UrY=; b=BX9SsVcnceUxWEURCLUimVgkwcdKKydWzMxGTBYdPnkc4CB47Q8AGdXn B84099yCdofLMKVz07LCGXFhpW3C7NO2JulqQAGo/FNqdazjw3fy/f2UP gGqzDzkDONnXemG7GDmgiM5GjrvjEDX4GKng9epxKS1BFS7hwakM1Cpph tnyTOp5oPHklrxug7q6jY5xM2mbUZs/8NOdBPhFc0SmXk13/8KDh7F7FL 347PnN6EUmnHe1O+BP5Y7XiG0+gxBUylYYD/bUlUJ0OXCCN56K+4RtzKJ dcTKm/c5G0j7Pql8L5mLseaLLimvOL7+TIGf7zAH2esOPag8kiN9dV7Yh w==; X-CSE-ConnectionGUID: FW+hXM3gTpG4Zp/Qnsa67Q== X-CSE-MsgGUID: yjjn0XzdRNG5mhsON3J0KA== X-IronPort-AV: E=McAfee;i="6800,10657,11861"; a="103679035" X-IronPort-AV: E=Sophos;i="6.25,196,1779174000"; d="scan'208";a="103679035" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2026 08:40:25 -0700 X-CSE-ConnectionGUID: JZjL85qXSxW/MD2FH/d8kg== X-CSE-MsgGUID: fKioiUcPROuIkDqHsFO2AQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,196,1779174000"; d="scan'208";a="256700329" Received: from rfrazer-mobl3.amr.corp.intel.com (HELO [10.125.108.75]) ([10.125.108.75]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2026 08:40:25 -0700 Message-ID: Date: Fri, 31 Jul 2026 08:40:24 -0700 Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [ndctl PATCH 2/2] cxl/list: list locked zero-sized decoders To: Alison Schofield , nvdimm@lists.linux.dev, Richard Cheng Cc: linux-cxl@vger.kernel.org References: <018112d2f7890f3a3f38cc96aee5cf98cf5f3a9d.1785462417.git.alison.schofield@intel.com> Content-Language: en-US From: Dave Jiang In-Reply-To: <018112d2f7890f3a3f38cc96aee5cf98cf5f3a9d.1785462417.git.alison.schofield@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 7/30/26 6:55 PM, Alison Schofield wrote: > 'cxl list' hides zero-sized decoders unless --idle is given, assuming > they are unconfigured idle slots. That assumption does not hold for > locked HDM decoders, which may legitimately report size 0 while being > committed by firmware. > > Do not suppress locked zero-sized decoders from the default listing. > Combined with the "locked" field in the decoder JSON, they are visible > and distinguishable from idle, unlocked slots that remain hidden > without --idle. > > Signed-off-by: Alison Schofield Reviewed-by: Dave Jiang > --- > cxl/filter.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/cxl/filter.c b/cxl/filter.c > index 5d634d3b2512..e6d45ac7b9e6 100644 > --- a/cxl/filter.c > +++ b/cxl/filter.c > @@ -847,7 +847,8 @@ static void walk_decoders(struct cxl_port *port, struct cxl_filter_params *p, > if (!util_cxl_decoder_filter_by_region(decoder, > p->region_filter)) > goto walk_children; > - if (!p->idle && cxl_decoder_get_size(decoder) == 0) > + if (!p->idle && cxl_decoder_get_size(decoder) == 0 && > + !cxl_decoder_is_locked(decoder)) > continue; > jdecoder = util_cxl_decoder_to_json(decoder, flags); > if (!decoder) {