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=-1.0 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 8FEBDC49ED7 for ; Tue, 10 Sep 2019 15:38:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6DA7F2089F for ; Tue, 10 Sep 2019 15:38:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393933AbfIJPib (ORCPT ); Tue, 10 Sep 2019 11:38:31 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([146.101.78.151]:41937 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388366AbfIJPia (ORCPT ); Tue, 10 Sep 2019 11:38:30 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-165-ivUePp4GPIuX29LloUIPJQ-1; Tue, 10 Sep 2019 16:38:28 +0100 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; Tue, 10 Sep 2019 16:38:27 +0100 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; Tue, 10 Sep 2019 16:38:27 +0100 From: David Laight To: 'Arnd Bergmann' , Saeed Mahameed CC: "cai@lca.pw" , "linux-rdma@vger.kernel.org" , "davem@davemloft.net" , Moshe Shemesh , Feras Daoud , "linux-kernel@vger.kernel.org" , "Eran Ben Elisha" , "netdev@vger.kernel.org" , "leon@kernel.org" , Erez Shitrit Subject: RE: [PATCH] net/mlx5: reduce stack usage in FW tracer Thread-Topic: [PATCH] net/mlx5: reduce stack usage in FW tracer Thread-Index: AQHVZ6/gotndlflYLEiLmwBbeCyLo6clCo3w Date: Tue, 10 Sep 2019 15:38:27 +0000 Message-ID: References: <20190906151123.1088455-1-arnd@arndb.de> <383db08b6001503ac45c2e12ac514208dc5a4bba.camel@mellanox.com> <5abccf6452a9d4efa2a1593c0af6d41703d4f16f.camel@mellanox.com> In-Reply-To: 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: ivUePp4GPIuX29LloUIPJQ-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org RnJvbTogQXJuZCBCZXJnbWFubg0KPiBTZW50OiAxMCBTZXB0ZW1iZXIgMjAxOSAwOToxNQ0KLi4u DQo+ID4gSSBhbSBub3Qgc3VyZSBob3cgdGhpcyB3b3VsZCB3b3JrLCBzaW5jZSB0aGUgZm9ybWF0 IHBhcmFtZXRlcnMgY2FuDQo+ID4gY2hhbmdlcyBkZXBlbmRpbmcgb24gdGhlIEZXIHN0cmluZyBh bmQgdGhlIHNwZWNpZmljIHRyYWNlcy4NCj4gDQo+IEFoLCBzbyB0aGUgZm9ybWF0IHN0cmluZyBj b21lcyBmcm9tIHRoZSBmaXJtd2FyZT8gSSBkaWRuJ3QgbG9vaw0KPiBhdCB0aGUgY29kZSBpbiBl bm91Z2ggZGV0YWlsIHRvIHVuZGVyc3RhbmQgd2h5IGl0J3MgZG9uZSBsaWtlIHRoaXMsDQo+IG9u bHkgZW5vdWdoIHRvIG5vdGljZSB0aGF0IGl0J3MgcmF0aGVyIHVudXN1YWwuDQoNCklmIHRoZSBm b3JtYXQgc3RyaW5nIGNvbWVzIGZyb20gdGhlIGZpcm13YXJlIHlvdSByZWFsbHkgc2hvdWxkbid0 DQpwYXNzIGl0IHRvIGFueSBzdGFuZGFyZCBwcmludGYgZnVuY3Rpb24uDQpZb3UgbXVzdCBlbnN1 cmUgdGhhdCBpdCBkb2Vzbid0IGNvbnRhaW4gYW55IGZvcm1hdCBlZmZlY3RvcnMNCnRoYXQgbWln aHQgZGVyZWZlcmVuY2UgcGFyYW1ldGVycy4NCihUaGUgY29kZSBtaWdodCB0cnkgdG8gZG8gdGhh dC4pDQoNCkdpdmVuIHRoYXQgJ3BvaW50ZXInIGZvcm1hdCBlZmZlY3RvcnMgY2FuJ3QgYmUgdXNl ZCwgdGhlIGZpcm13YXJlDQptdXN0IGFsc28gc3VwcGx5IHRoZSByZWxldmFudCBpbnRlZ2VyIG9u ZXM/DQpUaGlzIHNob3VsZCBtZWFuIHRoYXQgYWxsIHRoZSBwcm9jZXNzaW5nIGlzIGRlZmVycmFi bGUgdW50aWwgdGhlDQp0cmFjZSByZWNvcmQgaXMgcmVhZC4NCg0KJ25vaW5saW5lJyBqdXN0IHBh cGVycyBvdmVyIHRoZSBjcmFja3MuDQpFc3BlY2lhbGx5IHNpbmNlIHZhc3ByaW50ZigpIGlzIGxp a2VseSB0byB1c2UgYSBsb3Qgb2Ygc3RhY2suDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFk ZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywg TUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=