From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 973E6C7618E for ; Fri, 21 Apr 2023 13:48:20 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ppr7F-0002go-4l; Fri, 21 Apr 2023 09:47:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ppr7E-0002gP-6z for qemu-devel@nongnu.org; Fri, 21 Apr 2023 09:47:56 -0400 Received: from frasgout.his.huawei.com ([185.176.79.56]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ppr7C-0008HH-11 for qemu-devel@nongnu.org; Fri, 21 Apr 2023 09:47:55 -0400 Received: from lhrpeml500005.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4Q2wkh1dCbz6J6vf for ; Fri, 21 Apr 2023 21:45:00 +0800 (CST) Received: from localhost (10.202.227.76) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Fri, 21 Apr 2023 14:47:51 +0100 Date: Fri, 21 Apr 2023 14:47:51 +0100 To: RAGHU H CC: Subject: Re: Error : "cxl_pci 0000:0d:00.0: Failed to get interrupt for event Info log" Message-ID: <20230421144751.0000200d@Huawei.com> In-Reply-To: References: <20230421133546.000073e3@Huawei.com> Organization: Huawei Technologies Research and Development (UK) Ltd. X-Mailer: Claws Mail 4.1.0 (GTK 3.24.33; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.202.227.76] X-ClientProxiedBy: lhrpeml500004.china.huawei.com (7.191.163.9) To lhrpeml500005.china.huawei.com (7.191.163.240) X-CFilter-Loop: Reflected Received-SPF: pass client-ip=185.176.79.56; envelope-from=jonathan.cameron@huawei.com; helo=frasgout.his.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Jonathan Cameron From: Jonathan Cameron via Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Fri, 21 Apr 2023 19:14:05 +0530 RAGHU H wrote: > Hi Jonathan, >=20 > The log is from the upstream version. > I have your repo, I can work on it if you provide some basic details > like the commit ID. I tag the latest branch with cxl-YYYY-MM-DD=20 https://gitlab.com/jic23/qemu cxl-2023-04-19 should work for you. >=20 > Regards > Raghu >=20 > On Fri, Apr 21, 2023 at 6:05=E2=80=AFPM Jonathan Cameron > wrote: > > > > On Thu, 20 Apr 2023 18:07:40 +0530 > > RAGHU H wrote: > > =20 > > > Hello, > > > > > > I am using qemu config listed in CXL documentation to emulate CXL dev= ice > > > > > > > > > -object memory-backend-file,id=3Dcxl-mem1,share=3Don,mem-path=3D/tmp/= cxltest.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-mem2,share=3Don,mem-path=3D/tmp/= cxltest2.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-mem3,share=3Don,mem-path=3D/tmp/= cxltest3.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-mem4,share=3Don,mem-path=3D/tmp/= cxltest4.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-lsa1,share=3Don,mem-path=3D/tmp/= lsa.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-lsa2,share=3Don,mem-path=3D/tmp/= lsa2.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-lsa3,share=3Don,mem-path=3D/tmp/= lsa3.raw,size=3D256M > > > \ > > > -object memory-backend-file,id=3Dcxl-lsa4,share=3Don,mem-path=3D/tmp/= lsa4.raw,size=3D256M > > > \ > > > -device pxb-cxl,bus_nr=3D12,bus=3Dpcie.0,id=3Dcxl.1 \ > > > -device pxb-cxl,bus_nr=3D222,bus=3Dpcie.0,id=3Dcxl.2 \ > > > -device cxl-rp,port=3D0,bus=3Dcxl.1,id=3Droot_port13,chassis=3D0,slot= =3D2 \ > > > -device cxl-type3,bus=3Droot_port13,memdev=3Dcxl-mem1,lsa=3Dcxl-lsa1,= id=3Dcxl-pmem0 \ > > > -device cxl-rp,port=3D1,bus=3Dcxl.1,id=3Droot_port14,chassis=3D0,slot= =3D3 \ > > > -device cxl-type3,bus=3Droot_port14,memdev=3Dcxl-mem2,lsa=3Dcxl-lsa2,= id=3Dcxl-pmem1 \ > > > -device cxl-rp,port=3D0,bus=3Dcxl.2,id=3Droot_port15,chassis=3D0,slot= =3D5 \ > > > -device cxl-type3,bus=3Droot_port15,memdev=3Dcxl-mem3,lsa=3Dcxl-lsa3,= id=3Dcxl-pmem2 \ > > > -device cxl-rp,port=3D1,bus=3Dcxl.2,id=3Droot_port16,chassis=3D0,slot= =3D6 \ > > > -device cxl-type3,bus=3Droot_port16,memdev=3Dcxl-mem4,lsa=3Dcxl-lsa4,= id=3Dcxl-pmem3 \ > > > -M cxl-fmw.0.targets.0=3Dcxl.1,cxl-fmw.0.targets.1=3Dcxl.2,cxl-fmw.0.= size=3D4G,cxl-fmw.0.interleave-granularity=3D8k > > > > > > Kernel logs show cxl_pci module error while setting up irq > > > (cxl_event_irqsetup in drivers/cxl/pci.c) > > > > > > cxl_pci 0000:0d:00.0: Failed to get interrupt for event Info log > > > [ 3.984800] cxl_pci 0000:e0:00.0: Failed to get interrupt for even= t Info log > > > [ 3.984841] cxl_pci 0000:df:00.0: Failed to get interrupt for even= t Info log > > > > > > > > > Is this expected in an emulated environment? =20 > > > > Upstream QEMU? Or a version of my staging tree? > > > > Upstream doesn't support events logs yet, so this may the outcome of th= at. > > It missed the 8.0 cycle due to some problems with other series that I'd > > based it on top of. Hopefully will start to get those resolved shortly > > and get as far as events support this cycle. > > > > Thanks, > > > > Jonathan > > =20 > > > > > > Regards > > > Raghu =20 > > =20