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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0A60C352B6 for ; Mon, 4 Apr 2022 22:08:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1382658AbiDDWJr (ORCPT ); Mon, 4 Apr 2022 18:09:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1379346AbiDDRBZ (ORCPT ); Mon, 4 Apr 2022 13:01:25 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 91B203DDE3 for ; Mon, 4 Apr 2022 09:59:28 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-153-svU6RoGOM7Wtws3q4TmOTA-1; Mon, 04 Apr 2022 17:59:26 +0100 X-MC-Unique: svU6RoGOM7Wtws3q4TmOTA-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.32; Mon, 4 Apr 2022 17:59:23 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.033; Mon, 4 Apr 2022 17:59:23 +0100 From: David Laight To: 'Pavel Skripkin' , Michael Straube , "Fabio M. De Francesco" CC: Greg KH , Larry Finger , Phillip Potter , "open list:STAGING SUBSYSTEM" , "Linux Kernel Mailing List" Subject: RE: staging: r8188eu: how to handle nested mutex under spinlock Thread-Topic: staging: r8188eu: how to handle nested mutex under spinlock Thread-Index: AQHYR5/sp6xWhoDQCkym8rTDVxAmY6zfcjRQgAByu4CAABWc8A== Date: Mon, 4 Apr 2022 16:59:23 +0000 Message-ID: References: <356c24cf-625b-eea2-2c04-ce132d881cac@gmail.com> <4412825.cEBGB3zze1@leap> <26ac4c2d-91cf-656d-2b7e-21a95e500e70@gmail.com> <2029549.KlZ2vcFHjT@leap> <7d3d23c3-1839-3e6a-27bf-85bad384e5e4@gmail.com> <942c0fbd-f8b2-4cae-dd21-79bc55c54902@gmail.com> <26a91705-f721-03d1-f4c8-7f00ce0e65a8@gmail.com> <4ef1e90716e64fd78ebbc222bbb7e597@AcuMS.aculab.com> <3c8b6454-6b52-fe62-8db1-c76bdbeb2df0@gmail.com> In-Reply-To: <3c8b6454-6b52-fe62-8db1-c76bdbeb2df0@gmail.com> Accept-Language: en-GB, 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 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogUGF2ZWwgU2tyaXBraW4NCj4gU2VudDogMDQgQXByaWwgMjAyMiAxNzozOQ0KPiANCj4g SGkgRGF2aWQsDQo+IA0KPiBPbiA0LzQvMjIgMTE6NTAsIERhdmlkIExhaWdodCB3cm90ZToNCj4g Pj4NCj4gPj4gPiAJCXdoaWxlIChwd3Jwcml2LT5iSW5TdXNwZW5kICYmDQo+ID4+DQo+ID4+IEkn dmUgbG9va2VkIGludG8gd2hhdCBnY2MxMSBwcm9kdWNlZCBmcm9tIHRoaXMgZnVuY3Rpb24gYW5k IGxvb2tzIGxpa2UNCj4gPj4gbXkgY29tcGlsZXIgaXMgc21hcnQgZW5vdWdoIHRvIG5vdCBjYWNo ZSB0aGF0IHZhbHVlLCBidXQgSSBhbSBhZnJhaWQgbm90DQo+ID4+IGFsbCBjb21waWxlcnMgYXJl IHRoYXQgc21hcnQuDQo+ID4NCj4gPiBUaGUgY29tcGlsZXIgY2FuJ3QgY2FjaGUgdGhlIHZhbHVl IGJlY2F1c2Ugb2YgdGhlIGZ1bmN0aW9uIGNhbGwuDQo+ID4NCj4gDQo+IEhtLCBJIGFtIGEgbmV3 YmllIGluIGNvbXBpbGVycywgc28gY2FuIHlvdSwgcGxlYXNlLCBleHBsYWluIChvciBnaXZlIGEN Cj4gbGluayB0byBhbnkgcmVzb3VyY2Ugd2hlcmUgSSBjYW4gcmVhZCBhYm91dCBpdCkgaG93IGZ1 bmN0aW9uIGNhbGwgaGVyZQ0KPiBwcmV2ZW50IGNhY2hpbmcuDQo+IA0KPiBJSVVDIGNvbXBpbGVy IGdlbmVyYXRlcyBjb2RlIHRoYXQgd29ya3Mgd2VsbCBpbiBzY29wZSBvZiBzaW5nbGUtdGhyZWFk ZWQNCj4gYXBwbGljYXRpb24sIHNvIHdoeSBjYW4ndCBjb21waWxlciBjYWNoZSB0aGF0IHZhbHVl IGluc3RlYWQgb2YgYWNjZXNzaW5nDQo+IG1lbW9yeSBvbiBlYWNoIGl0ZXJhdGlvbi4uLiBJc24n dCByZWdpc3RlciBhY2Nlc3MgYSB3YXkgZmFzdGVyIHRoYW4gZXZlbg0KPiBjYWNoZSBoaXQ/DQoN CkJlY2F1c2UgY2FsbHMgdG8gZXh0ZXJuYWwgZnVuY3Rpb25zIGFyZSBhbGxvd2VkIHRvIGNoYW5n ZQ0KYW55IGRhdGEgdmlhICdvdGhlcicgcmVmZXJlbmNlcy4NCkZvciBpbnN0YW5jZSB0aGUgc3Ry dWN0dXJlIHBvaW50ZXIgdGhlIGZ1bmN0aW9uIGhhcyBjb3VsZA0KYWxzbyBiZSBpbiBnbG9iYWwg ZGF0YSBzb21ld2hlcmUuDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNp ZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsN ClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=