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 9CF74C6FD18 for ; Wed, 19 Apr 2023 17:51:34 +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-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+hZq/qpjal1LqesiyEKXTayutg5RqcYlDe6t8VcE37s=; b=d3Lxk09C5mVTDV n6Gx5uceFDL5VjZM/uSRniIhu8z3LxlvrMh5DD8Q7RMDhpJpc+WCutEzcMNIfyODqMxEW/RnrfaUs kGzR9EBJuye+3a/G718f+/ujm3cpzVWyQnPPnAEFIAHhnYcBXVUc/oiUssyCnGLD2eDZcUI3WSV4K F6FS6fzoS8efvtrXFr18Uv4s/tMHQ8XpETPh099nVG3+Y5Hlp4PlWMbxpTNg38BZZ/7xYIIEU4yOH E3KhWqyqTHrCuVSFX5nFT+CiCQ9SH3Yg/99/4kyrdCc2Ou9fNhH1bNS+9LAPaCC31R1vVvqd1crnz AwXYy8pRZKg8qwNon8SA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1ppBx6-0065Mp-04; Wed, 19 Apr 2023 17:50:44 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1ppBx3-0065LU-14 for linux-arm-kernel@lists.infradead.org; Wed, 19 Apr 2023 17:50:43 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 583351424; Wed, 19 Apr 2023 10:51:20 -0700 (PDT) Received: from [10.1.196.40] (e121345-lin.cambridge.arm.com [10.1.196.40]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8C2BB3F5A1; Wed, 19 Apr 2023 10:50:35 -0700 (PDT) Message-ID: Date: Wed, 19 Apr 2023 18:50:26 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: SMP enablement on Cortex-R52 (using PSCI ?) Content-Language: en-GB To: Sudeep Holla , Ayan Kumar Halder Cc: mark.rutland@arm.com, lpieralisi@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Vladimir Murzin , Stefano Stabellini References: <1cb7d428-c047-1485-e39d-465806f6ef0b@amd.com> <20230419084756.3gypfyuuezjj7tyd@bogus> From: Robin Murphy In-Reply-To: <20230419084756.3gypfyuuezjj7tyd@bogus> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230419_105041_441228_7D3E3C41 X-CRM114-Status: GOOD ( 22.90 ) 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMTkvMDQvMjAyMyA5OjQ3IGFtLCBTdWRlZXAgSG9sbGEgd3JvdGU6Cj4gSGkgQXlhbiwKPiAK PiBPbiBGcmksIEFwciAxNCwgMjAyMyBhdCAxMjoyNDozOFBNICswMTAwLCBBeWFuIEt1bWFyIEhh bGRlciB3cm90ZToKPj4gSGkgUFNDSSBkZXZlbG9wZXJzLAo+Pgo+PiBXZSBoYXZlIGEgU29DIHdo ZXJlIHRoZXJlIGFyZSA0IENvcnRleC1SNTIgd2hpY2ggaXMgZGlzdHJpYnV0ZWQgaW4gdHdvCj4+ IGNsdXN0ZXJzLiBTbyB3ZSBoYXZlIDIgQ29ydGV4LVI1MiBpbiBvbmUgY2x1c3RlciBhbmQgMiBD b3J0ZXgtUjUyIGluIGFub3RoZXIKPj4gY2x1c3Rlci4KPj4KPj4gV2Ugd2lzaCB0byBlbmFibGUg U01QIG9uIHRoZSAyIFI1MiB3aXRoaW4gYSBjbHVzdGVyIHdpdGggWGVuIGh5cGVydmlzb3IgKEVM Mgo+PiBzb2Z0d2FyZSkgcnVubmluZyBvbiB0aGVtLgo+Pgo+PiBXZSBhcmUgdHJ5aW5nIHRvIGV4 cGxvcmUgaWYgd2UgY2FuIHVzZSBQU0NJIGZvciBib290aW5nIHRoZSBzZWNvbmRhcnkgY29yZXMu Cj4+Cj4+IFJlZmVyIENvcnRleC1SNTIgVFJNCj4+IChodHRwczovL2RldmVsb3Blci5hcm0uY29t L2RvY3VtZW50YXRpb24vMTAwMDI2LzAxMDEvP2xhbmc9ZW4gKSwgaXQKPj4gc3BlY2lmaWVzIHRo ZSBmb2xsb3dpbmcgOi0KPj4KPj4gUGFnZSAyNCAtIFNlY3Rpb24gMS40LjEKPj4KPj4gIlN1cHBv cnQgZm9yIEV4Y2VwdGlvbiBsZXZlbHMsIEVMMCwgRUwxLCBhbmQgRUwyLiIKPj4KPj4gUGFnZSAz MCAtIFNlY3Rpb24gMi4xLjYKPj4KPj4gIlRoZSBDb3J0ZXgtUjUyIHByb2Nlc3NvciBkb2VzIG5v dCBpbXBsZW1lbnQgVHJ1c3Rab25lwq4gdGVjaG5vbG9neS4gSXQgZG9lcwo+PiBub3Qgc3VwcG9y dCB0aGUgYWJpbGl0eSB0byBkaXN0aW5ndWlzaCBiZXR3ZWVuIHNlY3VyZSBhbmQgbm9uLXNlY3Vy ZQo+PiBwaHlzaWNhbCBtZW1vcmllcy4iCj4+Cj4+IFRodXMsIHRoZXJlIGlzIG5vIEVMMyBhbmQg c2VjdXJlIHdvcmxkIGluIENvcnRleC1SNTIuIEl0IGltcGxlbWVudHMKPj4gQUFyY2gzMi1WOFIg YXJjaGl0ZWN0dXJlLgo+Pgo+IAo+IEtWTSBoeXBlcnZpc29yIHVzZSBQU0NJIHRvIGJyaW5nIHVw IHNlY29uZGFyaWVzIGluIHRoZSBWTXMuIFNvIEkgYW0gc3VyZSB3ZQo+IG11c3QgYmUgYWJsZSB0 byB1c2UgdGhlIGludGVyZmFjZSBvbiBDb3J0ZXgtUjUyIHdpdGhvdXQgRUwzLgo+IAo+Pgo+PiBS ZWZlciBQU0NJIGRlc2lnbiBkb2N1bWVudCwKPj4gaHR0cHM6Ly9kZXZlbG9wZXIuYXJtLmNvbS9k b2N1bWVudGF0aW9uL2RlbjAwMjIvZS8/bGFuZz1lbgo+Pgo+PiBQYWdlIDE4IC0KPj4gIlRoZSBQ U0NJIHNwZWNpZmljYXRpb24gZm9jdXNlcyBvbiB0aGUgaW50ZXJmYWNlIGJldHdlZW4gU2VjdXJp dHkgc3RhdGVzIGZvcgo+PiBwb3dlciBtYW5hZ2VtZW50LiBJdCBwcm92aWRlcyBhIG1ldGhvZCBm b3IgaXNzdWluZyBwb3dlciBtYW5hZ2VtZW50Cj4+IHJlcXVlc3RzLiBUbyBkZWFsIHdpdGggdGhl IHJlcXVlc3RzLCB0aGUgUFBGIG11c3QgaW5jbHVkZSBhIFBTQ0kKPj4gaW1wbGVtZW50YXRpb24u IEEgUFNDSSBpbXBsZW1lbnRhdGlvbiBtaWdodCByZXF1aXJlIGNvbW11bmljYXRpb24gYmV0d2Vl bgo+PiB0aGUgUFBGIGFuZCBhIFRydXN0ZWQgT1Mgb3IgU1AuIgo+Pgo+PiBQYWdlIDE3IC0gUHJp dmlsZWdlZCBQbGF0Zm9ybSBGaXJtd2FyZSAoUFBGKQo+Pgo+PiAiRm9yIEFybXY3IHN5c3RlbXMs IG9yIEFybXY4IHN5c3RlbXMgdXNpbmcgQUFyY2gzMiBhdCBFTDMsIFBQRiBleGVjdXRlcyBpbgo+ PiBFTDMuIgo+Pgo+PiAgRnJvbSB0aGUgYWJvdmUgdHdvIHN0YXRlbWVudHMsIEkgaW5mZXIgdGhh dCBQU0NJIHJlcXVpcmVzIGEgUFBGIChydW5uaW5nIGF0Cj4+IEVMMykgYW5kIGEgVHJ1c3RlZCBP UyAocnVubmluZyBhdCBzZWN1cmUgRUwyKS4gSWYgdGhpcyBpcyBjb3JyZWN0LCB0aGVuIFI1Mgo+ PiBjYW5ub3Qgc3VwcG9ydCBQU0NJLiBQbGVhc2UgY29ycmVjdCBtZSBpZiBJIGFtIG1pc3Rha2Vu Lgo+Pgo+PiBJIHdpc2ggdG8ga25vdyBob3cgZG8gd2Ugd2FrZSB1cCB0aGUgc2Vjb25kYXJ5IGNv cmUgaWYgUFNDSSBpcyBub3QKPj4gc3VwcG9ydGVkLgo+Pgo+IAo+IEkgd2lsbCBjaGVjayB3aXRo IHRoZSBhdXRob3JzIGlmIEVMMyBpcyBhIG11c3QgZm9yIFBTQ0kgaW1wbGVtZW50YXRpb24sIGJ1 dAo+IElNTyBpdCBtdXN0IG5vdCBiZSB0aG91Z2ggZXZlcnkgYXNwZWN0cyBkZXNjcmliZWQgaW4g dGhlIHNwZWMgbWF5IG5vdCBhcHBseQo+IHdoZW4gdXNlZCBhY3Jvc3MgRUwyL0VMMSBib3VuZGFy aWVzIGVzcGVjaWFsbHkgd2hlbiBFTDMgaXMgbm90IGltcGxlbWVudGVkCj4gaW4gdGhlIGhhcmR3 YXJlLgoKWGVuIGNvdWxkIHByb3ZpZGUgUFNDSSB0byBFTDEgZ3Vlc3RzIHVzaW5nIHRoZSBIVkMg Y29uZHVpdC4gSG93ZXZlciBpZiAKRUwyIGlzIHRoZSBoaWdoZXN0IGltcGxlbWVudGVkIEVMLCB0 aGVuIFhlbiBpcyB0aGUgbW9zdCBwcml2aWxlZ2VkIApzb2Z0d2FyZSBpbiB0aGUgc3lzdGVtIC0g aXQgd291bGQgaGF2ZSB0byBvd24gdGhlIEVMMiBleGNlcHRpb24gdmVjdG9ycywgCmFuZCBpdCB3 b3VsZCBoYXZlIHRvIG93biB0aGUgbG93LWxldmVsIENQVSBicmluZ3VwIGNvZGUuIEF0IHRoYXQg cG9pbnQgCml0IGp1c3Qgd291bGRuJ3QgbWFrZSBtdWNoIHNlbnNlIHRvIEhWQyAqaXRzZWxmKiB2 aWEgdGhlIFBTQ0kgcHJvdG9jb2wgCndoZW4gaXQgY291bGQgc2ltcGx5IGNhbGwgdGhlIGZ1bmN0 aW9uIGRpcmVjdGx5LgoKUm9iaW4uCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2Vy bmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1h bi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==