From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.2]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 69C422904; Wed, 6 Aug 2025 09:48:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.2 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754473693; cv=none; b=KJbauVr0/45K7y/otp38O7Lky2BkWIGJ5KYQZ2tDdHork6lQ9foO9uhsLvltJe2g66i0jQUx9nHaHFUQhJtHCZlFDaKeOlfiPlmV6Zl3UQoYScRku5eoY7qI1UFNsRwjDKB89d+AxNhUZUX8IyFZezeg9Pt7ar9muiXoy3E69sI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754473693; c=relaxed/simple; bh=L18x3n0Qgl4lVs+Z9ZFglVRU0vLUp/CruW8wFiT1QfI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:Content-Type: MIME-Version:Message-ID; b=IQjo/uIqepo7chE6EFgeggo1KO2/UGnO9UiUk0txRVKigGCEhXJS9d6J+qQ7cLcTqyj2YZ9oh+348tHCFp3tmXkTra//0WoID6kS/utbNa26DUJ/bu/bp/5SxE4mHRcDl+wOCTA4IEOBzhQuwsGLrBOe0nuhdEHkcseiqxDK4r8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=fail (1024-bit key) header.d=163.com header.i=@163.com header.b=c54s3wP2 reason="signature verification failed"; arc=none smtp.client-ip=220.197.31.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=163.com header.i=@163.com header.b="c54s3wP2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:To:Subject:Content-Type:MIME-Version: Message-ID; bh=QzKGHkQdK0bBRBUTozmgAfsqu4s3xVI4zk+6kEWtcVQ=; b=c 54s3wP2ww5tR5bh9A31RvZAgGZpX10TLpTSyUMkPuHwHnB2Kc6YCAp6jFJvr1WKA /LM7BrelO+XRPYYa1dJL4aiQeE1gT1FCq0OF0P11za+iEimD9QPncHtRjEUen5Tr xguMl/NG3alS2l6UjMv9OfslXGo9mBO5JpI2y6HksE= Received: from phoenix500526$163.com ( [120.230.124.59] ) by ajax-webmail-wmsvr-40-108 (Coremail) ; Wed, 6 Aug 2025 17:47:36 +0800 (CST) Date: Wed, 6 Aug 2025 17:47:36 +0800 (CST) From: =?UTF-8?B?6LW15L2z54Kc?= To: "Yonghong Song" Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re:Re: [PATCH v6 2/2] selftests/bpf: Force -O2 for USDT selftests to cover SIB handling logic X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.14 build 20250519(9504565a) Copyright (c) 2002-2025 www.mailtech.cn 163com In-Reply-To: <058d4d74-23ff-444b-a773-9d45204900f2@linux.dev> References: <20250802084803.108777-1-phoenix500526@163.com> <20250802084803.108777-3-phoenix500526@163.com> <058d4d74-23ff-444b-a773-9d45204900f2@linux.dev> X-NTES-SC: AL_Qu2eBvicvE4u4CSdbOkfmUsVh+o9X8K1vfsk3oZfPJp+jCLp1yY+THNTMH/b4cWDNTqunQiHQiJp+uZHV6V3YawLZvTuhmOs4NaAknJTr1/35Q== Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <393dae7e.9b04.1987ec77091.Coremail.phoenix500526@163.com> X-Coremail-Locale: zh_CN X-CM-TRANSID:bCgvCgD313O5JJNoRQoUAA--.51653W X-CM-SenderInfo: pskrv0dl0viiqvswqiywtou0bp/1tbiFAOhiGiTGhWjkQABs5 X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== CgpPSywgSeKAmXZlIGFscmVhZHkgYWRkZWQgYW4gdXNkdF9vMiB0ZXN0IGFuZCBwYXNzZWQgaXQu wqAKCgoKCkF0IDIwMjUtMDgtMDYgMDM6NDI6MjIsICJZb25naG9uZyBTb25nIiA8eW9uZ2hvbmcu c29uZ0BsaW51eC5kZXY+IHdyb3RlOgo+Cj4KPk9uIDgvMi8yNSAxOjQ4IEFNLCBKaWF3ZWkgWmhh byB3cm90ZToKPj4gV2hlbiB1c2luZyBHQ0Mgb24geDg2LTY0IHRvIGNvbXBpbGUgYW4gdXNkdCBw cm9nIHdpdGggLU8xIG9yIGhpZ2hlcgo+PiBvcHRpbWl6YXRpb24sIHRoZSBjb21waWxlciB3aWxs IGdlbmVyYXRlIFNJQiBhZGRyZXNzaW5nIG1vZGUgZm9yIGdsb2JhbAo+PiBhcnJheSBhbmQgUEMt cmVsYXRpdmUgYWRkcmVzc2luZyBtb2RlIGZvciBnbG9iYWwgdmFyaWFibGUsCj4+IGUuZy4gIjFA LTk2KCVyYnAsJXJheCw4KSIgYW5kICItMUA0K3QxKCVyaXApIi4KPj4KPj4gSW4gdGhpcyBwYXRj aDoKPj4gLSBmb3JjZSAtTzIgb3B0aW1pemF0aW9uIGZvciB1c2R0LnRlc3QubyB0byBnZW5lcmF0 ZSBTSUIgYWRkcmVzc2luZyB1c2R0Cj4+ICAgIGFyZ3VtZW50IHNwZWMuCj4+IC0gY2hhbmdlIHRo ZSBnbG9iYWwgdmFyaWFibGUgdDEgdG8gYSBsb2NhbCB2YXJpYWJsZSwgdG8gYXZvaWQgY29tcGls ZXIKPj4gICAgZ2VuZXJhdGluZyBQQy1yZWxhdGl2ZSBhZGRyZXNzaW5nIG1vZGUgZm9yIGl0Lgo+ Pgo+PiBTaWduZWQtb2ZmLWJ5OiBKaWF3ZWkgWmhhbyA8cGhvZW5peDUwMDUyNkAxNjMuY29tPgo+ PiAtLS0KPj4gICB0b29scy90ZXN0aW5nL3NlbGZ0ZXN0cy9icGYvTWFrZWZpbGUgICAgICAgICAg fCAgOCArKysrKysrKwo+PiAgIHRvb2xzL3Rlc3Rpbmcvc2VsZnRlc3RzL2JwZi9wcm9nX3Rlc3Rz L3VzZHQuYyB8IDE4ICsrKysrKysrKysrKy0tLS0tLQo+PiAgIDIgZmlsZXMgY2hhbmdlZCwgMjAg aW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKPj4KPj4gZGlmZiAtLWdpdCBhL3Rvb2xzL3Rl c3Rpbmcvc2VsZnRlc3RzL2JwZi9NYWtlZmlsZSBiL3Rvb2xzL3Rlc3Rpbmcvc2VsZnRlc3RzL2Jw Zi9NYWtlZmlsZQo+PiBpbmRleCA5MTBkOGQ2NDAyZWYuLjRiNzdkMDZkNWM0MiAxMDA2NDQKPj4g LS0tIGEvdG9vbHMvdGVzdGluZy9zZWxmdGVzdHMvYnBmL01ha2VmaWxlCj4+ICsrKyBiL3Rvb2xz L3Rlc3Rpbmcvc2VsZnRlc3RzL2JwZi9NYWtlZmlsZQo+PiBAQCAtNzU5LDYgKzc1OSwxNCBAQCBU UlVOTkVSX0JQRl9CVUlMRF9SVUxFIDo9ICQkKGVycm9yIG5vIEJQRiBvYmplY3RzIHNob3VsZCBi ZSBidWlsdCkKPj4gICBUUlVOTkVSX0JQRl9DRkxBR1MgOj0KPj4gICAkKGV2YWwgJChjYWxsIERF RklORV9URVNUX1JVTk5FUix0ZXN0X21hcHMpKQo+PiAgIAo+PiArIyBGb3JjZSB1c2R0LmMgdG8g dXNlIC1PMiBvcHRpbWl6YXRpb24gdG8gZ2VuZXJhdGUgU0lCIGFkZHJlc3NpbmcKPj4gKyMgT25s eSBhcHBseSBvbiB4ODYgYXJjaGl0ZWN0dXJlIHdoZXJlIFNJQiBhZGRyZXNzaW5nIGlzIHJlbGV2 YW50Cj4+ICtpZmVxICgkKEFSQ0gpLCB4ODYpCj4+ICskKE9VVFBVVCkvdXNkdC50ZXN0Lm86IENG TEFHUzo9JChzdWJzdCBPMCxPMiwkKENGTEFHUykpCj4+ICskKE9VVFBVVCkvY3B1djQvdXNkdC50 ZXN0Lm86IENGTEFHUzo9JChzdWJzdCBPMCxPMiwkKENGTEFHUykpCj4+ICskKE9VVFBVVCkvbm9f YWx1MzIvdXNkdC50ZXN0Lm86IENGTEFHUzo9JChzdWJzdCBPMCxPMiwkKENGTEFHUykpCj4+ICtl bmRpZgo+Cj5UaGlzIGlzIG5vIGdvb2QuIFlvdSBzaG91bGQgbm90IGNoYW5nZSBmcm9tIC1PMCB0 byAtTzIuIFRoZSBleGlzdGluZyB1c2R0LmMKPnRlc3Qgc2hvdWxkIGJlIGtlcHQuIEkgYXNzdW1l IGF0IC1PMCBsZXZlbCwgdGhlIGNvbXBpbGVyIHByb2JhYmx5Cj53b24ndCBnZW5lcmF0ZSBTSUIg cGF0dGVybi4KPgo+WW91IGNvdWxkIGFkZCBhbm90aGVyIHVzZHQgdGVzdCBlLmcuIHVzZHRfbzIu YyBhbmQgZm9yY2UKPnVzZHRfbzIgaXMgY29tcGlsZWQgd2l0aCAtTzIgb3B0aW1pemF0aW9ucyBh bmQgaW4gdXNkdF9vMiBmb2N1c2luZyBvbgo+U0lCIHByb2JlLgo+Cj4+ICsKPj4gICAjIERlZmlu ZSB0ZXN0X3ZlcmlmaWVyIHRlc3QgcnVubmVyLgo+PiAgICMgSXQgaXMgbXVjaCBzaW1wbGVyIHRo YW4gdGVzdF9tYXBzL3Rlc3RfcHJvZ3MgYW5kIHN1ZmZpY2llbnRseSBkaWZmZXJlbnQgZnJvbQo+ PiAgICMgdGhlbSAoZS5nLiwgdGVzdC5oIGlzIHVzaW5nIGNvbXBsZXRlbHkgcGF0dGVybiksIHRo YXQgaXQncyB3b3J0aCBqdXN0Cj4+IGRpZmYgLS1naXQgYS90b29scy90ZXN0aW5nL3NlbGZ0ZXN0 cy9icGYvcHJvZ190ZXN0cy91c2R0LmMgYi90b29scy90ZXN0aW5nL3NlbGZ0ZXN0cy9icGYvcHJv Z190ZXN0cy91c2R0LmMKPj4gaW5kZXggNDk1ZDY2NDE0YjU3Li44NmYzNTRkMjVhZWYgMTAwNjQ0 Cj4+IC0tLSBhL3Rvb2xzL3Rlc3Rpbmcvc2VsZnRlc3RzL2JwZi9wcm9nX3Rlc3RzL3VzZHQuYwo+ PiArKysgYi90b29scy90ZXN0aW5nL3NlbGZ0ZXN0cy9icGYvcHJvZ190ZXN0cy91c2R0LmMKPj4g QEAgLTE0LDEwICsxNCwxNSBAQCBzdGF0aWMgdm9sYXRpbGUgaW50IGlkeCA9IDI7Cj4+ICAgc3Rh dGljIHZvbGF0aWxlIF9fdTY0IGJsYSA9IDB4RkVEQ0JBOTg3NjU0MzIxMFVMTDsKPj4gICBzdGF0 aWMgdm9sYXRpbGUgc2hvcnQgbnVtc1tdID0gey0xLCAtMiwgLTMsIC00fTsKPj4gICAKPj4gLXN0 YXRpYyB2b2xhdGlsZSBzdHJ1Y3Qgewo+PiAtCWludCB4Owo+PiAtCXNpZ25lZCBjaGFyIHk7Cj4+ IC19IHQxID0geyAxLCAtMTI3IH07Cj4+ICsvKgo+PiArICogVE9ETzogIEF0IE8yIG9wdGltaXph dGlvbiBsZXZlbCwgdDEncyBVU0RUIGFyZ3VtZW50IHNwZWMgYmVjb21lcyAtMUA0K3QxKCVyaXAp Lgo+PiArICogU2luY2UgbGliYnBmIGRvZXNuJ3Qgc3VwcG9ydCBSSVAgYWRkcmVzc2luZyBtb2Rl IHlldCwgdGhpcyBjYXVzZXMgInVucmVjb2duaXplZCByZWdpc3RlciIgZXJyb3JzLgo+PiArICog VGhpcyB0ZXN0IHdpbGwgYmUgcmUtZW5hYmxlZCBvbmNlIGxpYmJwZiBzdXBwb3J0cyBSSVAgYWRk cmVzc2luZyBtb2RlLgo+PiArICovCj4+ICsvLyBzdGF0aWMgdm9sYXRpbGUgc3RydWN0IHsKPj4g Ky8vCWludCB4Owo+PiArLy8Jc2lnbmVkIGNoYXIgeTsKPj4gKy8vIH0gdDEgPSB7IDEsIC0xMjcg fTsKPj4gICAKPgo+Wy4uLl0K