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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DD5F7C54E67 for ; Thu, 28 Mar 2024 15:11:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=j/fGum7p3WTNOvJh+S34LiXUkCnk30azI4bKuLv5+ME=; b=nm80CkCbb79ENz cnvo3LxJUZfQtxNn3KKqO2x1Qv+q6Lsf9UXLIwbgGKbuPK9l8UL+mblhUjiRKNOum56sWQKhi9kmv e7TGAsVJxwdo2xiM8YkYglCQyktJhAFUNnF11muzaIgWkSVxgx/01hy6ZJURIsNAx9fAtK4XWjpY2 Of8qro9/UFLMjgs18JbFnesopWCrTUhJU98EiE+T4RP8G2Byk1K+cqG18Y3B+uL4wAdt7E0kieXSs JNGMYC+poLZvl90tgxo+GUxYdlhW+jEem0rMae2KCRjIYukjxcAQVyIJeFuFa2zSHpG5lHNSNAEBl BQun2Hfhj+7uoQBZbhlQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rprP5-0000000ETIA-2k2f; Thu, 28 Mar 2024 15:10:55 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rprP3-0000000ETGn-041V; Thu, 28 Mar 2024 15:10:54 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 3EB2D60DD7; Thu, 28 Mar 2024 15:10:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95D2BC433C7; Thu, 28 Mar 2024 15:10:47 +0000 (UTC) Date: Thu, 28 Mar 2024 11:13:30 -0400 From: Steven Rostedt To: =?UTF-8?B?5qKm6b6Z6JGj?= Cc: Alexei Starovoitov , Jiri Olsa , Andrii Nakryiko , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Eddy Z , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , "David S. Miller" , David Ahern , Dave Hansen , X86 ML , Mathieu Desnoyers , Quentin Monnet , bpf , linux-arm-kernel , LKML , linux-riscv , linux-s390 , Network Development , linux-trace-kernel@vger.kernel.org, "open list:KERNEL SELFTEST FRAMEWORK" , linux-stm32@st-md-mailman.stormreply.com Subject: Re: [External] Re: [PATCH bpf-next v2 1/9] bpf: tracing: add support to record and check the accessed args Message-ID: <20240328111330.194dcbe5@gandalf.local.home> In-Reply-To: References: <20240311093526.1010158-1-dongmenglong.8@bytedance.com> <20240311093526.1010158-2-dongmenglong.8@bytedance.com> X-Mailer: Claws Mail 3.19.1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240328_081053_155392_1734C484 X-CRM114-Status: GOOD ( 20.94 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVGh1LCAyOCBNYXIgMjAyNCAyMjo0Mzo0NiArMDgwMArmoqbpvpnokaMgPGRvbmdtZW5nbG9u Zy44QGJ5dGVkYW5jZS5jb20+IHdyb3RlOgoKPiBJIGhhdmUgZG9uZSBhIHNpbXBsZSBiZW5jaG1h cmsgb24gY3JlYXRpbmcgMTAwMAo+IHRyYW1wb2xpbmVzLiBJdCBpcyBzbG93LCBxdWl0ZSBzbG93 LCB3aGljaCBjb25zdW1lIHVwIHRvCj4gNjBzLiBXZSBjYW4ndCBkbyBpdCB0aGlzIHdheS4KPiAK PiBOb3csIEkgaGF2ZSBhIGJhZCBpZGVhLiBIb3cgYWJvdXQgd2UgaW50cm9kdWNlCj4gYSAiZHlu YW1pYyB0cmFtcG9saW5lIj8gVGhlIGJhc2ljIGxvZ2ljIG9mIGl0IGNhbiBiZToKPiAKPiAiIiIK PiBzYXZlIHJlZ3MKPiBicGZzID0gdHJhbXBvbGluZV9sb29rdXBfaXAoaXApCj4gZmVudHJ5ID0g YnBmcy0+ZmVudHJpZXMKPiB3aGlsZSBmZW50cnk6Cj4gICBmZW50cnkoY3R4KQo+ICAgZmVudHJ5 ID0gZmVudHJ5LT5uZXh0Cj4gCj4gY2FsbCBvcmlnaW4KPiBzYXZlIHJldHVybiB2YWx1ZQo+IAo+ IGZleGl0ID0gYnBmcy0+ZmV4aXRzCj4gd2hpbGUgZmV4aXQ6Cj4gICBmZXhpdChjdHgpCj4gICBm ZXhpdCA9IGZleGl0LT5uZXh0Cj4gCj4geHh4eHh4Cj4gIiIiCj4gCj4gQW5kIHdlIGxvb2t1cCB0 aGUgImJwZnMiIGJ5IHRoZSBmdW5jdGlvbiBpcCBpbiBhIGhhc2ggbWFwCj4gaW4gdHJhbXBvbGlu ZV9sb29rdXBfaXAuIFRoZSB0eXBlIG9mICJicGZzIiBpczoKPiAKPiBzdHJ1Y3QgYnBmX2FycmF5 IHsKPiAgIHN0cnVjdCBicGZfcHJvZyAqZmVudHJpZXM7Cj4gIHN0cnVjdCBicGZfcHJvZyAqZmV4 aXRzOwo+ICAgc3RydWN0IGJwZl9wcm9nICptb2RpZnlfcmV0dXJuczsKPiB9Cj4gCj4gV2hlbiB3 ZSBuZWVkIHRvIGF0dGFjaCB0aGUgYnBmIHByb2dBIHRvIGZ1bmN0aW9uIEEvQi9DLAo+IHdlIG9u bHkgbmVlZCB0byBjcmVhdGUgdGhlIGJwZl9hcnJheUEsIGJwZl9hcnJheUIsIGJwZl9hcnJheUMK PiBhbmQgYWRkIHRoZSBwcm9nQSB0byB0aGVtLCBhbmQgaW5zZXJ0IHRoZW0gdG8gdGhlIGhhc2gg bWFwCj4gImRpcmVjdF9jYWxsX2JwZnMiLCBhbmQgYXR0YWNoIHRoZSAiZHluYW1pYyB0cmFtcG9s aW5lIiB0bwo+IEEvQi9DLiBJZiBicGZfYXJyYXlBIGV4aXN0LCBqdXN0IGFkZCBwcm9nQSB0byB0 aGUgdGFpbCBvZgo+IGJwZl9hcnJheUEtPmZlbnRyaWVzLiBXaGVuIHdlIG5lZWQgdG8gYXR0YWNo IHByb2dCIHRvCj4gQi9DLCBqdXN0IGFkZCBwcm9nQiB0byBicGZfYXJyYXlCLT5mZW50cmllcyBh bmQKPiBicGZfYXJyYXlCLT5mZW50cmllcy4KPiAKPiBDb21wYXJlZCB0byB0aGUgdHJhbXBvbGlu ZSwgZXh0cmEgb3ZlcmhlYWQgaXMgaW50cm9kdWNlZAo+IGJ5IHRoZSBoYXNoIGxvb2t1cGluZy4K PiAKPiBJIGhhdmUgbm90IGJlZ3VuIHRvIGNvZGUgeWV0LCBhbmQgSSBhbSBub3Qgc3VyZSB0aGUg b3ZlcmhlYWQgaXMKPiBhY2NlcHRhYmxlLiBDb25zaWRlcmluZyB0aGF0IHdlIGFsc28gbmVlZCB0 byBkbyBoYXNoIGxvb2t1cAo+IGJ5IHRoZSBmdW5jdGlvbiBpbiBrcHJvYmVfbXVsdGksIG1heWJl IHRoZSBvdmVyaGVhZCBpcwo+IGFjY2VwdGFibGU/CgpTb3VuZHMgbGlrZSB5b3UgYXJlIGp1c3Qg cmVjcmVhdGluZyB0aGUgZnVuY3Rpb24gbWFuYWdlbWVudCB0aGF0IGZ0cmFjZQpoYXMuIEl0IGFs c28gY2FuIGFkZCB0aG91c2FuZHMgb2YgdHJhbXBvbGluZXMgdmVyeSBxdWlja2x5LCBiZWNhdXNl IGl0IGRvZXMKaXQgaW4gYmF0Y2hlcy4gSXQgdGFrZXMgc3BlY2lhbCBzeW5jaHJvbml6YXRpb24g c3RlcHMgdG8gYXR0YWNoIHRvIGZlbnRyeS4KZnRyYWNlIChhbmQgSSBiZWxpZXZlIG11bHRpLWtw cm9iZXMpIHVwZGF0ZXMgYWxsIHRoZSBhdHRhY2htZW50cyBmb3IgZWFjaApzdGVwLCBzbyB0aGUg c3luY2hyb25pemF0aW9uIG5lZWRlZCBpcyBvbmx5IGRvbmUgb25jZS4KCklmIHlvdSByZWFsbHkg d2FudCB0byBoYXZlIHRob3VzYW5kcyBvZiBmdW5jdGlvbnMsIHdoeSBub3QganVzdCByZWdpc3Rl ciBpdAp3aXRoIGZ0cmFjZSBpdHNlbGYuIEl0IHdpbGwgZ2l2ZSB5b3UgdGhlIGFyZ3VtZW50cyB2 aWEgdGhlIGZ0cmFjZV9yZWdzCnN0cnVjdHVyZS4gQ2FuJ3QgeW91IGp1c3QgcmVnaXN0ZXIgYSBw cm9ncmFtIGFzIHRoZSBjYWxsYmFjaz8KCkl0IHdpbGwgcHJvYmFibHkgbWFrZSB5b3VyIGFjY291 bnRpbmcgbXVjaCBlYXNpZXIsIGFuZCBqdXN0IGxldCBmdHJhY2UKaGFuZGxlIHRoZSBmZW50cnkg bG9naWMuIFRoYXQncyB3aGF0IGl0IHdhcyBtYWRlIHRvIGRvLgoKLS0gU3RldmUKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwg bWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK