From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from serval.cherry.relay.mailchannels.net (serval.cherry.relay.mailchannels.net [23.83.223.163]) (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 CACA93BBFD5 for ; Fri, 5 Jun 2026 00:38:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=23.83.223.163 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780619893; cv=none; b=VCGJplJJT85KFgIL0OwInksRLj8eDICo/f6M81m9292b9qRlB1jr0d5+DaFOGL+y0WReGAWnBi+XgEwxS+0qpwroWQoBE79BHgU00Z/ZTop7WN0TXiqza1Thz4qryQ9xZjyPqseoer8Au/tMxJYdF9K8nNPtnbIvqaq3oNXeXk8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780619893; c=relaxed/simple; bh=noRiTl5Y3cKt8NUWxuKitnMk3DTj+jaCi+jIYKy6NBY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kBIMZxzBXk8rQRzvCVoYPeOQzsGE2Tf+jhGoMdinLrMI4nfUlhHhTWq+tjvP42OzrLWMho5CkLU6QvT5fhRyHllTt0DY+xUem+VOb7daikegFkmQ3RGlDD0WpN2M6iymWrdpGeOfjo9soefbth/IyahBhErM11l2PIIx7hcpDWs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=stgolabs.net; spf=fail smtp.mailfrom=stgolabs.net; dkim=pass (2048-bit key) header.d=stgolabs.net header.i=@stgolabs.net header.b=fgpJJebO; arc=none smtp.client-ip=23.83.223.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=stgolabs.net Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=stgolabs.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=stgolabs.net header.i=@stgolabs.net header.b="fgpJJebO" X-Sender-Id: dreamhost|x-authsender|dave@stgolabs.net Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id 9090A40249E; Fri, 05 Jun 2026 00:38:05 +0000 (UTC) Received: from pdx1-sub0-mail-a258.dreamhost.com (trex-green-8.trex.outbound.svc.cluster.local [100.105.229.196]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 2AD12401EFB; Fri, 05 Jun 2026 00:38:05 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|dave@stgolabs.net X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|dave@stgolabs.net X-MailChannels-Auth-Id: dreamhost X-Soft-Hysterical: 643e7eb12dfe8cd0_1780619885390_170340365 X-MC-Loop-Signature: 1780619885390:1579572453 X-MC-Ingress-Time: 1780619885390 Received: from pdx1-sub0-mail-a258.dreamhost.com (pop.dreamhost.com [64.90.62.162]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384) by 100.105.229.196 (trex/7.1.5); Fri, 05 Jun 2026 00:38:05 +0000 Received: from offworld (186-79-219-2.fo.baf.movistar.cl [186.79.219.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dave@stgolabs.net) by pdx1-sub0-mail-a258.dreamhost.com (Postfix) with ESMTPSA id 4gWjG35DZFz1040; Thu, 4 Jun 2026 17:38:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1780619885; bh=noRiTl5Y3cKt8NUWxuKitnMk3DTj+jaCi+jIYKy6NBY=; h=Date:From:To:Cc:Subject:Content-Type; b=fgpJJebOCTBotFZI49jQUfAP2BMFdYIew3XAgPB5zqA74SfhD3Qbe2X5pTR3y1LSC hK7aJv55wLVZ2QVU5vVFsj5rZIgFemU8MFClmPtCDeg610FwRZr/iLzU3p+lRBlbzW NVnhptChjgW32+ZIna4rsE5Sb3YrJsLmoUAEtaDIl6msNDQdFGmL+vCeNpKJoqWmYu 0v5ttl44h/6qzv/1xHYNMb1F+Idnbv1avqZhL5b93qOlsmdEelHTnEL8w2JOcx+1oW OE9re4LcS7nt+hDx6Rh4k6waJ1dMFriUEz6uslyQXc0T0yVyJGBODIOuiF6pEqFmTX QS7I76nlH1EKQ== Date: Thu, 4 Jun 2026 17:37:57 -0700 From: Davidlohr Bueso To: Jonathan Cameron Cc: linux-cxl@vger.kernel.org, qemu-devel@nongnu.org Subject: Re: [PATCH 4/4] hw/cxl: Add per-capability CXL Fixed Memory Window restriction flags Message-ID: <20260605003757.mmplm66efpxgiujw@offworld> References: <20260602231806.2469011-1-dave@stgolabs.net> <20260602231806.2469011-5-dave@stgolabs.net> <20260604113426.206c4d39@jic23-huawei> <20260604154259.tq7vnnzuc74jif2m@offworld> Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20260604154259.tq7vnnzuc74jif2m@offworld> User-Agent: NeoMutt/20220429 On Thu, 04 Jun 2026, Davidlohr Bueso wrote: >This is also why I drop the bit0 in the default restrictions. I am fine removing >this check here for now, but also have a kernel equivalent which fails the cfmw >parsing if any of the above is seen (maybe the failure could be downgraded to >a warning). Just fyi on the kernel v4 I just sent out, I removed the failing when bit0+bit1 and just left the error on bit1+bit5 (BI). Thanks, Davidlohr