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 1625DEB64D8 for ; Thu, 22 Jun 2023 09:15:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231603AbjFVJPg (ORCPT ); Thu, 22 Jun 2023 05:15:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58774 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232627AbjFVJPQ (ORCPT ); Thu, 22 Jun 2023 05:15:16 -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 ESMTPS id 9FBA9869F for ; Thu, 22 Jun 2023 02:07:15 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-57-x3SlzytNPyGGTD3StBb1SA-1; Thu, 22 Jun 2023 10:06:50 +0100 X-MC-Unique: x3SlzytNPyGGTD3StBb1SA-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Thu, 22 Jun 2023 10:06:48 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Thu, 22 Jun 2023 10:06:48 +0100 From: David Laight To: 'Yonghong Song' , "menglong8.dong@gmail.com" , "alexei.starovoitov@gmail.com" CC: "ast@kernel.org" , "daniel@iogearbox.net" , "andrii@kernel.org" , "martin.lau@linux.dev" , "song@kernel.org" , "yhs@fb.com" , "john.fastabend@gmail.com" , "kpsingh@kernel.org" , "sdf@google.com" , "haoluo@google.com" , "jolsa@kernel.org" , "benbjiang@tencent.com" , "bpf@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Menglong Dong Subject: RE: [PATCH bpf-next v5 2/3] bpf, x86: allow function arguments up to 12 for TRACING Thread-Topic: [PATCH bpf-next v5 2/3] bpf, x86: allow function arguments up to 12 for TRACING Thread-Index: AQHZojpWs5Lg7kC5tkqA5j50mje7+6+WgmuQ Date: Thu, 22 Jun 2023 09:06:48 +0000 Message-ID: <7a82744f454944778f55c36e8445762f@AcuMS.aculab.com> References: <20230613025226.3167956-1-imagedong@tencent.com> <20230613025226.3167956-3-imagedong@tencent.com> In-Reply-To: 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 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 Li4uDQo+ID4gKwkvKiBHZW5lcmFsbHkgc3BlYWtpbmcsIHRoZSBjb21waWxlciB3aWxsIHBhc3Mg dGhlIGFyZ3VtZW50cw0KPiA+ICsJICogb24tc3RhY2sgd2l0aCAicHVzaCIgaW5zdHJ1Y3Rpb24s IHdoaWNoIHdpbGwgdGFrZSA4LWJ5dGUNCj4gPiArCSAqIG9uIHRoZSBzdGFjay4gT24gdGhpcyBj YXNlLCB0aGVyZSB3b24ndCBiZSBnYXJiYWdlIHZhbHVlcw0KPiANCj4gT24gdGhpcyBjYXNlIC0+ IEluIHRoaXMgY2FzZS4gVGhlIHNhbWUgZm9yIGJlbG93IGFub3RoZXIgY2FzZS4NCj4gDQo+ID4g KwkgKiB3aGlsZSB3ZSBjb3B5IHRoZSBhcmd1bWVudHMgZnJvbSBvcmlnaW4gc3RhY2sgZnJhbWUg dG8gY3VycmVudA0KPiA+ICsJICogaW4gQlBGX0RXLg0KPiA+ICsJICoNCj4gPiArCSAqIEhvd2V2 ZXIsIHNvbWV0aW1lcyB0aGUgY29tcGlsZXIgd2lsbCBvbmx5IGFsbG9jYXRlIDQtYnl0ZSBvbg0K PiA+ICsJICogdGhlIHN0YWNrIGZvciB0aGUgYXJndW1lbnRzLiBGb3Igbm93LCB0aGlzIGNhc2Ug d2lsbCBvbmx5DQo+ID4gKwkgKiBoYXBwZW4gaWYgdGhlcmUgaXMgb25seSBvbmUgYXJndW1lbnQg b24tc3RhY2sgYW5kIGl0cyBzaXplDQo+ID4gKwkgKiBub3QgbW9yZSB0aGFuIDQgYnl0ZS4gT24g dGhpcyBjYXNlLCB0aGVyZSB3aWxsIGJlIGdhcmJhZ2UNCj4gPiArCSAqIHZhbHVlcyBvbiB0aGUg dXBwZXIgNC1ieXRlIHdoZXJlIHdlIHN0b3JlIHRoZSBhcmd1bWVudCBvbg0KPiA+ICsJICogY3Vy cmVudCBzdGFjayBmcmFtZS4NCg0KSXMgdGhhdCByaWdodCBmb3IgODYtNjQ/DQoNCklJUkMgYXJn dW1lbnRzIGFsd2F5cyB0YWtlIChhdCBsZWFzdCkgNjRiaXRzLg0KRm9yIGFueSAzMmJpdCBhcmd1 bWVudCAocmVnaXN0ZXIgb3Igc3RhY2spIHRoZSBoaWdoIGJpdHMgYXJlIHVuZGVmaW5lZC4NCihN YXliZSBpbiBrZXJuZWwgdGhleSBhcmUgYWx3YXlzIHplcm8/DQpGcm9tIDMyYml0IHVzZXJzcGFj ZSB0aGV5IGFyZSBkZWZpbml0ZWx5IHJhbmRvbS4pDQoNCkkgdGhpbmsgdGhlIGNhbGxlZCBjb2Rl IGlzIGFsc28gcmVzcG9uc2libGUgZm9ybSBtYXNraW5nIDggYW5kIDE2Yml0DQp2YWx1ZXMgKGlu IHJlYWxpdHkgY2hhci9zaG9ydCBhcmdzIGFuZCByZXR1cm4gdmFsdWVzIGp1c3QgYWRkIGNvZGUN CmJsb2F0KS4NCg0KQSAxMjhiaXQgdmFsdWUgaXMgZWl0aGVyIHBhc3NlZCBpbiB0d28gcmVnaXN0 ZXJzIG9yIHR3byBzdGFjaw0Kc2xvdHMuIElmIHRoZSBsYXN0IHJlZ2lzdGVyIGlzIHNraXBwZWQg aXQgd2lsbCBiZSB1c2VkIGZvciB0aGUNCm5leHQgYXJndW1lbnQuDQoNCglEYXZpZA0KDQotDQpS ZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWls dG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMp DQo=