From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ale.deltatee.com (ale.deltatee.com [204.191.154.188]) (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 9F284501F35; Fri, 18 Sep 2026 15:17:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=204.191.154.188 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789744632; cv=none; b=thcC5JkO4ytJsnRC4a6ylodcJmYkJ1KP49dEtx9OLDvqXUAGUWuNpKpm1jY/KFzsm/L5HHlQYzfvlOFtR8djuhVzm24sbIXSdV3LFAUExQzQrfYtlORgxZ6KAcpFOWaGwOUkHRD/PE9f/RIrfzgD+xTGs/xGdBmKaYBk5LmW/5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789744632; c=relaxed/simple; bh=1f0JvopDbb51CIBjzDRqYKy1pWQ0FOjMbMycZaPL2gI=; h=Message-ID:Date:MIME-Version:To:Cc:References:From:In-Reply-To: Content-Type:Subject; b=hcYUdXpvm/D7iB+DP332SpB2nsey9uSTN+Cb+TN/ZXvjoLokezxhOljBbwYnCRjpM6xRGDm3w7A4ZW3wRsSWlba3n5rlraf//mj95x9jVobTvEPzEBQNScZNw+KpJl/6/HBbooigKzEv3ItYkjdw9D0UviUmbc6miisRzqx/ovg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=deltatee.com; spf=pass smtp.mailfrom=deltatee.com; dkim=pass (2048-bit key) header.d=deltatee.com header.i=@deltatee.com header.b=l5l3G9dI; arc=none smtp.client-ip=204.191.154.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=deltatee.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=deltatee.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=deltatee.com header.i=@deltatee.com header.b="l5l3G9dI" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deltatee.com; s=20200525; h=Subject:In-Reply-To:From:References:Cc:To: MIME-Version:Date:Message-ID:content-disposition; bh=x3RkDcHB2pR+ALJ9HVk2lhj8DLJY0bDmclYDY9x4Mug=; b=l5l3G9dIHsR6bfP6GBN0KJ4r4W mx0EyQ+vP0DULq39bUj3vbauKw2isGVD7IDtGH0QtMNYNljCqjABG3VfIHzT517CP5VzHmtx7crBe NVmSfBNBtV9wL+8OkALmba2SMcfeq5lqJoWe9wMqmIr+dwtGIz9HjKKEXC7GB+9V/QeykFUdujDOe UDSYtie4vT5maL9Y3YyXSAet9dl7/EGtivFhF8Yn6u4jYtidKwNkyhPbJPJops6MngmfwUPSYrZmq 6A5XVPlq5kiprC9PSyI1/tys5i60RkMPsuuROdG+im1HDGygKxPSI5jnjnBjsjpF0imkA7N7Lr0dz uJojfN0w==; Received: from guinness.priv.deltatee.com ([172.16.1.162]) by ale.deltatee.com with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.98.2) (envelope-from ) id 1x7aKl-0000000CpGm-3hUk; Fri, 18 Sep 2026 09:17:04 -0600 Message-ID: <6630e370-ba58-44b9-a1ea-4127c1e5e001@deltatee.com> Date: Fri, 18 Sep 2026 09:17:01 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Feng Tang , Bjorn Helgaas Cc: Stephen Bates , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260918082412.15967-1-feng.tang@linux.alibaba.com> Content-Language: en-CA From: Logan Gunthorpe In-Reply-To: <20260918082412.15967-1-feng.tang@linux.alibaba.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 172.16.1.162 X-SA-Exim-Rcpt-To: feng.tang@linux.alibaba.com, bhelgaas@google.com, sbates@raithlin.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: logang@deltatee.com X-Spam-Level: Subject: Re: [PATCH] PCI/P2PDMA: Add Alibaba T-HEAD Yitian 710 to whitelist X-SA-Exim-Version: 4.2.1 (built Sun, 23 Feb 2025 07:57:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) On 2026-09-18 02:24, Feng Tang wrote: > Alibaba T-HEAD Yitian 710 surports PCI peer-to-peer transactions. Add it > to the P2P whitelist. > > 2 NVME cards with CMB (Command Memory Buffer) have run p2pmem-test [1] > fine, under same root complex and different root complexes. > > [1]. https://github.com/sbates130272/p2pmem-test > > Signed-off-by: Feng Tang Acked-by: Logan Gunthorpe