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=-4.0 required=3.0 tests=MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 A28EBC43387 for ; Thu, 20 Dec 2018 08:50:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7B5F721741 for ; Thu, 20 Dec 2018 08:50:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729183AbeLTIuk (ORCPT ); Thu, 20 Dec 2018 03:50:40 -0500 Received: from mga01.intel.com ([192.55.52.88]:59518 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725777AbeLTIuk (ORCPT ); Thu, 20 Dec 2018 03:50:40 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Dec 2018 00:50:39 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,376,1539673200"; d="scan'208";a="119800971" Received: from fmsmsx105.amr.corp.intel.com ([10.18.124.203]) by orsmga002.jf.intel.com with ESMTP; 20 Dec 2018 00:50:39 -0800 Received: from fmsmsx101.amr.corp.intel.com (10.18.124.199) by FMSMSX105.amr.corp.intel.com (10.18.124.203) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 20 Dec 2018 00:50:38 -0800 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by fmsmsx101.amr.corp.intel.com (10.18.124.199) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 20 Dec 2018 00:50:38 -0800 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.59]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.210]) with mapi id 14.03.0415.000; Thu, 20 Dec 2018 16:50:34 +0800 From: "Yang, Bin" To: "linux-kernel@vger.kernel.org" , "Saarinen, Jani" , "Wang, Zhi A" , "intel-gfx@lists.freedesktop.org" , "zhenyuw@linux.intel.com" , "daniel@ffwll.ch" , "dri-devel@lists.freedesktop.org" , "Du, Alek" , "ping.a.gao@intel.com" , "airlied@linux.ie" , "joonas.lahtinen@linux.intel.com" , "chris@chris-wilson.co.uk" , "jani.nikula@linux.intel.com" , "Vivi, Rodrigo" Subject: Re: [PATCH] drm/i915: Fix i915_gem_wait_for_idle oops due to active_requests check Thread-Topic: [PATCH] drm/i915: Fix i915_gem_wait_for_idle oops due to active_requests check Thread-Index: AQHUmDxDeLO92TenP0S4+zyb2yc6QKWGx3UA////zYA= Date: Thu, 20 Dec 2018 08:50:34 +0000 Message-ID: <916a5783c2111c601d69a3665d4fee9c51239158.camel@intel.com> References: <20181220080135.9059-1-bin.yang@intel.com> <154529495460.10782.18092727751160821897@skylake-alporthouse-com> In-Reply-To: <154529495460.10782.18092727751160821897@skylake-alporthouse-com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.204.198] Content-Type: text/plain; charset="utf-8" Content-ID: <50BBD52BA48A2640BB0930CFD0E7B7B6@intel.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVGh1LCAyMDE4LTEyLTIwIGF0IDA4OjM1ICswMDAwLCBDaHJpcyBXaWxzb24gd3JvdGU6DQo+ IFF1b3RpbmcgQmluIFlhbmcgKDIwMTgtMTItMjAgMDg6MDE6MzUpDQo+ID4gTm9ybWFsbHksIGk5 MTVfcmVxdWVzdF9hbGxvYygpIGFuZCBpOTE1X3JlcXVlc3RfYWRkKCkgd2lsbCBiZSBjYWxsZWQN Cj4gPiBpbiBzZXF1ZW5jZSB3aXRoIGRybS5zdHJ1Y3RfbXV0ZXggbG9ja2VkLiBCdXQgaW4NCj4g PiBpbnRlbF92Z3B1X2NyZWF0ZV93b3JrbG9hZCgpLCBpdCB3aWxsIHByZS1hbGxvY2F0ZSB0aGUg cmVxdWVzdCBhbmQNCj4gPiBjYWxsIGk5MTVfcmVxdWVzdF9hZGQoKSBpbiB0aGUgd29ya2xvYWQg dGhyZWFkIGZvciBwZXJmb3JtYW5jZQ0KPiA+IG9wdGltaXphdGlvbi4gVGhlIGFib3ZlIGlzc3Vl IHdpbGwgYmUgdHJpZ2dlcmVkLg0KPiANCj4gVGhhdCdzIHlvdXIgYnVnLiBJdCdzIG5vdCBub3Jt YWxseSwgaXQncyBhIHN0cmljdCByZXF1aXJlbWVudCB0aGF0IHRoZQ0KPiBzdHJ1Y3RfbXV0ZXgg KHJlcXVlc3QgZ2VuZXJhdGlvbiBtdXRleCkgYmUgaGVsZCBvdmVyIHRoZSBjb3Vyc2Ugb2YNCj4g Z2VuZXJhdGluZyB0aGUgcmVxdWVzdC4NCj4gLUNocmlzDQoNClRoaXMgY29kZSBpcyBpbnRyb2R1 Y2VkIGJ5IGJlbG93IHBhdGNoLiBBZGQgb3JpZ2luYWwgcGF0Y2ggb3duZXJzIHRvDQpkaXNjdXNz IHRoaXMgaXNzdWUuDQoNCmNvbW1pdCBkMDMwMmU3NDAwM2JmMWYwZmM0MWMwNjk0OGI3NDUyMDRj NDcwNGVhDQpBdXRob3I6IFBpbmcgR2FvIDxwaW5nLmEuZ2FvQGludGVsLmNvbT4NCkRhdGU6ICAg VGh1IEp1biAyOSAxMjoyMjo0MyAyMDE3ICswODAwDQoNCiAgICBkcm0vaTkxNS9ndnQ6IEF1ZGl0 IGFuZCBzaGFkb3cgd29ya2xvYWQgZHVyaW5nIEVMU1Agd3JpdGluZw0KICAgIA0KICAgIExldCB0 aGUgd29ya2xvYWQgYXVkaXQgYW5kIHNoYWRvdyBhaGVhZCBvZiB2R1BVIHNjaGVkdWxpbmcsIHRo YXQNCiAgICB3aWxsIGVsaW1pbmF0ZSBHUFUgaWRsZSB0aW1lIGFuZCBpbXByb3ZlIHBlcmZvcm1h bmNlIGZvciBtdWx0aS1WTS4NCiAgICANCiAgICBUaGUgcGVyZm9ybWFuY2Ugb2YgSGVhdmVuIHJ1 bm5pbmcgc2ltdWx0YW5lb3VzbHkgaW4gM1ZNcyBoYXMNCiAgICBpbXByb3ZlZCAyMCUgYWZ0ZXIg dGhpcyBwYXRjaC4NCiAgICANCiAgICB2MjpSZW1vdmUgY29uZGl0aW9uIGN1cnJlbnQtPnZncHU9 PXZncHUgd2hlbiBzaGFkb3cgZHVyaW5nIEVMU1ANCiAgICB3cml0aW5nLg0KICAgIA0KICAgIFNp Z25lZC1vZmYtYnk6IFBpbmcgR2FvIDxwaW5nLmEuZ2FvQGludGVsLmNvbT4NCiAgICBSZXZpZXdl ZC1ieTogWmhpIFdhbmcgPHpoaS5hLndhbmdAaW50ZWwuY29tPg0KICAgIFNpZ25lZC1vZmYtYnk6 IFpoZW55dSBXYW5nIDx6aGVueXV3QGxpbnV4LmludGVsLmNvbT4NCg0KDQoNCg==