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 smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (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 0BA30EE0207 for ; Wed, 13 Sep 2023 19:32:35 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 99B8C416C0; Wed, 13 Sep 2023 19:32:35 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 99B8C416C0 Authentication-Results: smtp2.osuosl.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=aLSH4bcl X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vze25BEJOB_W; Wed, 13 Sep 2023 19:32:34 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp2.osuosl.org (Postfix) with ESMTPS id 04AEB40169; Wed, 13 Sep 2023 19:32:34 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp2.osuosl.org 04AEB40169 Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id C081BC0071; Wed, 13 Sep 2023 19:32:33 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id CE1BDC0032 for ; Wed, 13 Sep 2023 19:32:32 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 9AA4160ED3 for ; Wed, 13 Sep 2023 19:32:32 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 9AA4160ED3 Authentication-Results: smtp3.osuosl.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=aLSH4bcl X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id XGexvavOGl40 for ; Wed, 13 Sep 2023 19:32:31 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by smtp3.osuosl.org (Postfix) with ESMTPS id 9709C60760 for ; Wed, 13 Sep 2023 19:32:31 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp3.osuosl.org 9709C60760 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1694633550; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Hr0iocCjf//0RhyjTv2/Yc2Az/JEnnVmtYVPY2/RBDU=; b=aLSH4bclwxxQznSyueRBs+IwstsW1xgFFyaolWRV2Zbq0OZYVk8780R8TwG2dSXRgnAAel Wtes0GevJRuQerbFwHT7Eix4L40mz7oNFHYBjzn3P0ZyZHCt7XESTcYu9b0hCHB8Te8qKA AqQLAKGJP8Nh0KpaJVEOncKOaQ4yu8I= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-445-rrV5uf9TM-OJdx_9e_fpbg-1; Wed, 13 Sep 2023 15:32:27 -0400 X-MC-Unique: rrV5uf9TM-OJdx_9e_fpbg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 78504801FA0; Wed, 13 Sep 2023 19:32:25 +0000 (UTC) Received: from [10.18.17.156] (dhcp-17-156.bos.redhat.com [10.18.17.156]) by smtp.corp.redhat.com (Postfix) with ESMTP id 4016140C6EBF; Wed, 13 Sep 2023 19:32:23 +0000 (UTC) Message-ID: <1f02232b-2ffc-797c-2331-a164322594d2@redhat.com> Date: Wed, 13 Sep 2023 15:32:23 -0400 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.14.0 Subject: Re: [PATCH V10 07/19] riscv: qspinlock: errata: Introduce ERRATA_THEAD_QSPINLOCK Content-Language: en-US To: Palmer Dabbelt , sorear@fastmail.com References: From: Waiman Long In-Reply-To: X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Cc: guoren@linux.alibaba.com, kvm@vger.kernel.org, linux-doc@vger.kernel.org, peterz@infradead.org, Catalin Marinas , Bjorn Topel , virtualization@lists.linux-foundation.org, Conor Dooley , guoren@kernel.org, jszhang@kernel.org, linux-riscv@lists.infradead.org, Will Deacon , keescook@chromium.org, linux-arch@vger.kernel.org, anup@brainfault.org, linux-csky@vger.kernel.org, xiaoguang.xing@sophgo.com, mingo@redhat.com, greentime.hu@sifive.com, ajones@ventanamicro.com, alexghiti@rivosinc.com, paulmck@kernel.org, boqun.feng@gmail.com, rostedt@goodmis.org, Paul Walmsley , tglx@linutronix.de, rdunlap@infradead.org, wuwei2016@iscas.ac.cn, wefu@redhat.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" T24gOS8xMy8yMyAxNDo1NCwgUGFsbWVyIERhYmJlbHQgd3JvdGU6Cj4gT24gU3VuLCAwNiBBdWcg MjAyMyAyMjoyMzozNCBQRFQgKC0wNzAwKSwgc29yZWFyQGZhc3RtYWlsLmNvbSB3cm90ZToKPj4g T24gV2VkLCBBdWcgMiwgMjAyMywgYXQgMTI6NDYgUE0sIGd1b3JlbkBrZXJuZWwub3JnIHdyb3Rl Ogo+Pj4gRnJvbTogR3VvIFJlbiA8Z3VvcmVuQGxpbnV4LmFsaWJhYmEuY29tPgo+Pj4KPj4+IEFj Y29yZGluZyB0byBxc3BpbmxvY2sgcmVxdWlyZW1lbnRzLCBSSVNDLVYgZ2l2ZXMgb3V0IGEgd2Vh ayBMUi9TQwo+Pj4gZm9yd2FyZCBwcm9ncmVzcyBndWFyYW50ZWUgd2hpY2ggZG9lcyBub3Qgc2F0 aXNmeSBxc3BpbmxvY2suIEJ1dAo+Pj4gbWFueSB2ZW5kb3JzIGNvdWxkIHByb2R1Y2Ugc3Ryb25n ZXIgZm9yd2FyZCBndWFyYW50ZWUgTFIvU0MgdG8KPj4+IGVuc3VyZSB0aGUgeGNoZ190YWlsIGNv dWxkIGJlIGZpbmlzaGVkIGluIHRpbWUgb24gYW55IGtpbmQgb2YKPj4+IGhhcnQuIFQtSEVBRCBp cyB0aGUgdmVuZG9yIHdoaWNoIGltcGxlbWVudHMgc3Ryb25nIGZvcndhcmQKPj4+IGd1YXJhbnRl ZSBMUi9TQyBpbnN0cnVjdGlvbiBwYWlycywgc28gZW5hYmxlIHFzcGlubG9jayBmb3IgVC1IRUFE Cj4+PiB3aXRoIGVycmF0YSBoZWxwLgo+Pj4KPj4+IFQtSEVBRCBlYXJseSB2ZXJzaW9uIG9mIHBy b2Nlc3NvcnMgaGFzIHRoZSBtZXJnZSBidWZmZXIgZGVsYXkKPj4+IHByb2JsZW0sIHNvIHdlIG5l ZWQgRVJSQVRBX1dSSVRFT05DRSB0byBzdXBwb3J0IHFzcGlubG9jay4KPj4+Cj4+PiBTaWduZWQt b2ZmLWJ5OiBHdW8gUmVuIDxndW9yZW5AbGludXguYWxpYmFiYS5jb20+Cj4+PiBTaWduZWQtb2Zm LWJ5OiBHdW8gUmVuIDxndW9yZW5Aa2VybmVsLm9yZz4KPj4+IC0tLQo+Pj4gwqBhcmNoL3Jpc2N2 L0tjb25maWcuZXJyYXRhwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgfCAxMyArKysrKysrKysr KysrCj4+PiDCoGFyY2gvcmlzY3YvZXJyYXRhL3RoZWFkL2VycmF0YS5jwqDCoMKgwqDCoMKgIHwg MjQgKysrKysrKysrKysrKysrKysrKysrKysrCj4+PiDCoGFyY2gvcmlzY3YvaW5jbHVkZS9hc20v ZXJyYXRhX2xpc3QuaMKgwqAgfCAyMCArKysrKysrKysrKysrKysrKysrKwo+Pj4gwqBhcmNoL3Jp c2N2L2luY2x1ZGUvYXNtL3ZlbmRvcmlkX2xpc3QuaCB8wqAgMyArKy0KPj4+IMKgYXJjaC9yaXNj di9rZXJuZWwvY3B1ZmVhdHVyZS5jwqDCoMKgwqDCoMKgwqDCoCB8wqAgMyArKy0KPj4+IMKgNSBm aWxlcyBjaGFuZ2VkLCA2MSBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+Pj4KPj4+IGRp ZmYgLS1naXQgYS9hcmNoL3Jpc2N2L0tjb25maWcuZXJyYXRhIGIvYXJjaC9yaXNjdi9LY29uZmln LmVycmF0YQo+Pj4gaW5kZXggNDc0NWE1YzU3ZTdjLi5lYjQzNjc3YjEzY2MgMTAwNjQ0Cj4+PiAt LS0gYS9hcmNoL3Jpc2N2L0tjb25maWcuZXJyYXRhCj4+PiArKysgYi9hcmNoL3Jpc2N2L0tjb25m aWcuZXJyYXRhCj4+PiBAQCAtOTYsNCArOTYsMTcgQEAgY29uZmlnIEVSUkFUQV9USEVBRF9XUklU RV9PTkNFCj4+Pgo+Pj4gwqDCoMKgwqDCoMKgIElmIHlvdSBkb24ndCBrbm93IHdoYXQgdG8gZG8g aGVyZSwgc2F5ICJZIi4KPj4+Cj4+PiArY29uZmlnIEVSUkFUQV9USEVBRF9RU1BJTkxPQ0sKPj4+ ICvCoMKgwqAgYm9vbCAiQXBwbHkgVC1IZWFkIHF1ZXVlZCBzcGlubG9jayBlcnJhdGEiCj4+PiAr wqDCoMKgIGRlcGVuZHMgb24gRVJSQVRBX1RIRUFECj4+PiArwqDCoMKgIGRlZmF1bHQgeQo+Pj4g K8KgwqDCoCBoZWxwCj4+PiArwqDCoMKgwqDCoCBUaGUgVC1IRUFEIEM5eHggcHJvY2Vzc29ycyBp bXBsZW1lbnQgc3Ryb25nIGZ3ZCBndWFyYW50ZWUgCj4+PiBMUi9TQyB0bwo+Pj4gK8KgwqDCoMKg wqAgbWF0Y2ggdGhlIHhjaGdfdGFpbCByZXF1aXJlbWVudCBvZiBxc3BpbmxvY2suCj4+PiArCj4+ PiArwqDCoMKgwqDCoCBUaGlzIHdpbGwgYXBwbHkgdGhlIFFTUElOTE9DSyBlcnJhdGEgdG8gaGFu ZGxlIHRoZSBub24tc3RhbmRhcmQKPj4+ICvCoMKgwqDCoMKgIGJlaGF2aW9yIHZpYSB1c2luZyBx c3BpbmxvY2sgaW5zdGVhZCBvZiB0aWNrZXRfbG9jay4KPj4+ICsKPj4+ICvCoMKgwqDCoMKgIElm IHlvdSBkb24ndCBrbm93IHdoYXQgdG8gZG8gaGVyZSwgc2F5ICJZIi4KPj4KPj4gSWYgdGhpcyBp cyB0byBiZSBhcHBsaWVkLCBJIHdvdWxkIGxpa2UgdG8gc2VlIGEgZGV0YWlsZWQgZXhwbGFuYXRp b24gCj4+IHNvbWV3aGVyZSwKPj4gcHJlZmVyYWJseSB3aXRoIGNpdGF0aW9ucywgb2Y6Cj4+Cj4+ IChhKSBUaGUgbWVtb3J5IG1vZGVsIHJlcXVpcmVtZW50cyBmb3IgcXNwaW5sb2NrCgpUaGUgcGFy dCBvZiBxc3BpbmxvY2sgdGhhdCBjYXVzZXMgcHJvYmxlbSB3aXRoIG1hbnkgUklTQyBhcmNoaXRl Y3R1cmVzIAppcyBpdHMgdXNlIG9mIGEgMTYtYml0IHhjaGcoKSBmdW5jdGlvbiBjYWxsIHdoaWNo IG1hbnkgUklTQyAKYXJjaGl0ZWN0dXJlcyBjYW5ub3QgZG8gaXQgbmF0aXZlbHkgYW5kIGhhdmUg dG8gYmUgZW11bGF0ZWQgd2l0aCAKaG9wZWZ1bGx5IHNvbWUgZm9yd2FyZCBwcm9ncmVzcyBndWFy YW50ZWUuIEV4Y2VwdCB0aGF0IG9uZSBjYWxsLCB0aGUgCm90aGVyIGF0b21pYyBvcGVyYXRpb25z IGFyZSBhbGwgMzIgYml0IGluIHNpemUuCgpDaGVlcnMsCkxvbmdtYW4KCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcg bGlzdApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xp c3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg==