From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=95.215.58.160 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793813152; b=DbiFhRHR97oz645xlQJMeoXAqfn1KXJGa7nccXVmdYgMSwdt1AlXHpLxiOw53qo8ABQg 5ykzVQBvaNADv/wJuZnmK93OQjsvLSZoEwbbMkcB/v6ALrnNMnXWXtwz0K/dAfnFmgt4U CFSSHjmL0LTYQBAHJKyGgdfwSJRTiL5qlffsyDZhuUP/ENED0RVKHBZg5v6LPE50SjV1V UiWntODDZ5Tk78HM1GXCcVEkR5Bde2aKx/asY3fuFlidu7gBa+KtFUh6eA0vC0lSvIegu 7KV9I2X4eKDb91bGh1FWGniO/SJeSiR/cg9xLoS7Th45bfiOdIKNUylobqwtBh4rjtg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793813152; h=DMARC-Filter:X-Envelope-To:DKIM-Signature:X-Envelope-To:Received: X-Mizu-Trace-ID:X-Migadu-Flow:From:To:Cc:Subject:Date:Message-ID: X-Mailer:In-Reply-To:References:MIME-Version: Content-Transfer-Encoding; bh=bd5pazkQFKyYKEGSIrWiOc6GEPTqyZzq9paOrIDWKRk=; b=x7qbkxFLSNzKxBD8xc+tuh+Dks7f1tkVH4W+KwSwkHPWyLtC5YVQju1nb2uXmgu6LKWv X7CcgDgMDda3Ca5YumOihqZvS1X4MBTkq1hbuvSaOfDuV3TC11GCKJQ7CWY09BlV5ysDY sQYBr6aKLKC5JMGMfF8EOc/zzi9aDJmwwearO6jhhMJJPeczr3ifh8z48AdzzrNrbrZdB j88Hty59jhKANhDS5dl5fTcQEVJ8u5deKkIyMSZtJ7R8MIYlMPAniXKkhVDTFhClJFPih b4uhcymJqwX7vvcaYQIa3PtjubMBo3HH8hzRYz7i/gV8ICJLAyfIhtDDws7wYmph1vw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=YMRpIUBf; arc=none smtp.remote-ip=95.215.58.160 Received: from mta1.migadu.com (out-160.mta1.migadu.com [95.215.58.160]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F18D1606A31B for ; Wed, 4 Nov 2026 17:25:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org F18D1606A31B Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linux.dev header.i=@linux.dev header.a=rsa-sha256 header.s=key1 header.b=YMRpIUBf X-Envelope-To: linux-cxl@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=bd5pazkQFKyYKEGSIrWiOc6GEPTqyZzq9paOrIDWKRk=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1793813150; v=1; x=1794417950; b=YMRpIUBfnwMjpobL1YZXYntr0uShvmm/gVsUQvDl8JotH/Fxvub4m/ceJEjRTI4vsdyZ9xl8 xdlkVcv+NmXFVI6W2kUZnXWaOglWNSfvv/yRCEw1C2lJw1l+nKV5A+arzK/W/O/BPkB4ahzpXm1 jS9oXOYhV431spqrq19YfZ7E= X-Envelope-To: linux-cxl@vger.kernel.org Received: by smtp.migadu.com with ESMTPS id b823a6d435641782; Wed, 04 Nov 2026 17:25:50 +0000 X-Mizu-Trace-ID: b823a6d435641782 X-Migadu-Flow: FLOW_OUT From: Junjie Cao To: shrihari.s@samsung.com Cc: jic23@kernel.org, linux-cxl@vger.kernel.org, linux-pci@vger.kernel.org, qemu-devel@nongnu.org, anisa.su887@gmail.com, mst@redhat.com, marcel.apfelbaum@gmail.com, arun.george@samsung.com, cpgs@samsung.com, dave@stgolabs.net, dongjoo.seo1@samsung.com, gost.dev@samsung.com, s.neeraj@samsung.com, vikash.k5@samsung.com, anisa.su@samsung.com, junjie.cao@linux.dev Subject: Re: [PATCH qemu v1 7/8] hw/cxl: Wire SVC and Dev3 capabilities to CXL Type 3 device Date: Wed, 4 Nov 2026 11:25:27 -0600 Message-ID: <20261104172527.2172366-4-junjie.cao@linux.dev> X-Mailer: git-send-email 2.43.0 In-Reply-To: <331418503.141793792283935.JavaMail.epsvc@epcpadp2new> References: <20261104115242.2035807-1-shrihari.s@samsung.com> <331418503.141793792283935.JavaMail.epsvc@epcpadp2new> X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Tested Type-3 capability enumeration and UIO/SVC/flit dependency combinations at cold boot and after system reset on q35, with the full series on 3c99db7705c1. Linux UIO discovery and a 1-way UIO region commit also passed with Davidlohr's pcie-uio-rfc kernel [1]. For that kernel's UIO checks, QEMU used hdm-db=on and CFMWS restrictions=0x2d; the guest kernel enabled CONFIG_CXL_REGION_INVALIDATION_TEST to allow region setup in the VM. [1] https://github.com/davidlohr/linux/commit/4726547f45a612b2d953f5f4e13ab6fe34672c7c Tested-by: Junjie Cao