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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D589C33CB2 for ; Fri, 31 Jan 2020 11:33:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DDF54215A4 for ; Fri, 31 Jan 2020 11:33:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728374AbgAaLdH (ORCPT ); Fri, 31 Jan 2020 06:33:07 -0500 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:41824 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728398AbgAaLdH (ORCPT ); Fri, 31 Jan 2020 06:33:07 -0500 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-166-aCOUkESTNNevMVdNmDuoQg-1; Fri, 31 Jan 2020 11:33:03 +0000 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Fri, 31 Jan 2020 11:33:03 +0000 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Fri, 31 Jan 2020 11:33:03 +0000 From: David Laight To: 'Bjorn Helgaas' , Muni Sekhar CC: "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: pcie: xilinx: kernel hang - ISR readl() Thread-Topic: pcie: xilinx: kernel hang - ISR readl() Thread-Index: AQHV15+VMjSgSoHAFUG77qtnfiBRTqgEpIfQ Date: Fri, 31 Jan 2020 11:33:03 +0000 Message-ID: <446f8f85815b480cb1e8cf477b74b1af@AcuMS.aculab.com> References: <20200130190040.GA96992@google.com> In-Reply-To: <20200130190040.GA96992@google.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-MC-Unique: aCOUkESTNNevMVdNmDuoQg-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org RnJvbTogQmpvcm4gSGVsZ2Fhcw0KPiBTZW50OiAzMCBKYW51YXJ5IDIwMjAgMTk6MDENCi4uDQo+ ID4gPiBZb3UgY291bGQgbGVhcm4gdGhpcyBlaXRoZXIgdmlhIGEgUENJZSBhbmFseXplciAoZXhw ZW5zaXZlIHBpZWNlIG9mDQo+ID4gPiBoYXJkd2FyZSkgb3IgcG9zc2libHkgc29tZSBsb2dpYyBp biB0aGUgRlBHQSB0aGF0IHdvdWxkIGxvZyBQQ0llDQo+ID4gPiB0cmFuc2FjdGlvbnMgaW4gYSBi dWZmZXIgYW5kIG1ha2UgdGhlbSBhY2Nlc3NpYmxlIHZpYSBzb21lIG90aGVyDQo+ID4gPiBpbnRl cmZhY2UgKHlvdSBtZW50aW9uZWQgaXQgaGFkIHBhcmFsbGVsIGFuZCBvdGhlciBpbnRlcmZhY2Vz KS4NCg0KWW91IGNhbiBwcm9iYWJseSB1c2UgdGhlIFhpbGlueCBlcXVpdmFsZW50IG9mIEFsdGVy YSAnc2lnbmFsdGFwJw0KdG8gd29yayBvdXQgd2hhdCBpcyBoYXBwZW5pbmcgd2l0aGluIHRoZSBm cGdhLg0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5 IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRp b24gTm86IDEzOTczODYgKFdhbGVzKQ0K