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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82076C433EF for ; Tue, 28 Sep 2021 03:51:02 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4C07A60ED6 for ; Tue, 28 Sep 2021 03:51:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4C07A60ED6 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=brainfault.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SUHeyugo1SAu7Ri0tHN+tm0Vy5lGMjNVgcx842qk98w=; b=zI6KGo0DAOX2Ds 4ZiA7rnbDzVkjb3i6DnZv+YpSkXuKv3IfjLQBGJbzQ8RAGG0fPW3I93J8eGokYdpk2F5P8iZaHDgf 7tiDJ08O5oSGwf6XX9gzeh3LhbCri2PflsSgsMm05llIjWXLbyHp/PrhP0s2sMvsgvqQLvTZsTayC sSWb+aQRI04ssUifUfLRGmaK7jaOF8lsAmEmu1+NsPeicH31zXmXqlkEMGzrF6ivFJlvFL+EmPQUq AUCQpnNpeENvnDZsMxjJHodCgPfc2BA9AxNcTDlWrzAQDnf3jAvYdwZkE+A/IkegI6357qfc8SbNp NVL+BOdhhlen81vBR+fA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mV48Z-005TQ0-8m; Tue, 28 Sep 2021 03:50:35 +0000 Received: from mail-wr1-x42e.google.com ([2a00:1450:4864:20::42e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mV48V-005TPP-VD for linux-riscv@lists.infradead.org; Tue, 28 Sep 2021 03:50:33 +0000 Received: by mail-wr1-x42e.google.com with SMTP id u18so55510969wrg.5 for ; Mon, 27 Sep 2021 20:50:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=brainfault-org.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=GGTQElJtl5mpUB6QPkkm10aMhOfJ7ChPo3DKsQZG/IM=; b=4aWrxSP5DQIFQrbo7iVY+qyKl54ratZ5R+7yXw+fPvYcfNqzMl3s23B/z5fi6lRMtd vTolleMK8gGQ4xj/0he5l4aSkQ0H0ADrEYwH3H5NzAYGolhhk/aGH+rvA8+rpQ8PFpj8 8qM//UJieTlE4u4+M8R/VftCz66yydY211gYotIjtuYPlZs20/3sAuiIFRcSk26dfUon KILFOsFkep1l5Traig1MFsXSR1KlCkQgHIFpyAFg2zbHKDzQdwtTju2/9Y2L/QafDH7D 199sh+G7yNaZO1CaDeQFs6+9ZxvXWvku/Fip17hsOiRlEuBaJ7N0+j8nRMs/yFGoKhao dMtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=GGTQElJtl5mpUB6QPkkm10aMhOfJ7ChPo3DKsQZG/IM=; b=bU+Zcyh4Xsms5H3TSAERqjw6cxKpaaIEGjNVKAJ7MBLAo9hFxKumdbwdSMox4W2Csx Nhoy6v/hXAJWHGlRnLGvFIzzhQ508YebqgjY3oTEJTCUiEy2vSrByXtmR0kCMnNlYWhB OJAKurdUE72wSUQZeGzgQQL0+XBWVH6J0/Yo/Q6gipZeHnDWxxha/j21r/2tcySO4Lw8 eG3605DVXR+ozsQuTWn0lkRtxz67/pLDF4OUFDRRdbAdVSyqTvHF87KokcJQgGKmb7zr QCpqB4qZ9E1JUF47BXmmrAc44QMRkHpOHIEeegL5WcPt0IXow+Kpa/hLblnra/XgPE7k IkRw== X-Gm-Message-State: AOAM531mdvgF1XRTAAjVkCitDnRQ0SrT1iJleyPSgks/Wg9HzK1oCslT rW0FZxSHFepewbz15FdziFyhYTxdvFCkCH3UmrgZeA== X-Google-Smtp-Source: ABdhPJwnzhJ7dz9dy7GqwipLDzQCfNNWTpOdzNdjAj6Zbro5+DmRqN7N0viMMGaHqBhkAtmFU5ZygFM7uTlEHTwVlUY= X-Received: by 2002:adf:e387:: with SMTP id e7mr3941847wrm.199.1632801029905; Mon, 27 Sep 2021 20:50:29 -0700 (PDT) MIME-Version: 1.0 References: <20210923172107.1117604-1-guoren@kernel.org> <0790abcfa1174e0e9b5e7b185f87ced9@mailhost.ics.forth.gr> In-Reply-To: <0790abcfa1174e0e9b5e7b185f87ced9@mailhost.ics.forth.gr> From: Anup Patel Date: Tue, 28 Sep 2021 09:20:18 +0530 Message-ID: Subject: Re: [PATCH V2 1/2] riscv: Add RISC-V svpbmt extension To: Nick Kossifidis Cc: Atish Patra , Guo Ren , Palmer Dabbelt , Anup Patel , Atish Patra , Palmer Dabbelt , =?UTF-8?Q?Christoph_M=C3=BCllner?= , Philipp Tomsich , Christoph Hellwig , liush , wefu@redhat.com, =?UTF-8?B?V2VpIFd1ICjlkLTkvJ8p?= , Drew Fustini , linux-riscv , "linux-kernel@vger.kernel.org List" , taiten.peng@canonical.com, Aniket Ponkshe , Heinrich Schuchardt , Gordan Markus , Guo Ren , Arnd Bergmann , Chen-Yu Tsai , Maxime Ripard , Daniel Lustig , Greg Favor , Andrea Mondelli , Jonathan Behrens , Xinhaoqu , Bill Huffman , Allen Baum , Josh Scheid , Richard Trauben X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210927_205032_096265_DC1500F5 X-CRM114-Status: GOOD ( 25.30 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gVHVlLCBTZXAgMjgsIDIwMjEgYXQgNjozMiBBTSBOaWNrIEtvc3NpZmlkaXMgPG1pY2tAaWNz LmZvcnRoLmdyPiB3cm90ZToKPgo+IM6jz4TOuc+CIDIwMjEtMDktMjcgMjM6MTMsIEF0aXNoIFBh dHJhIM6tzrPPgc6xz4jOtToKPiA+PiBXZSBuZWVkIHRvIGRlY2lkZSB3aGV0aGVyIHdlIHNob3Vs ZCBzdXBwb3J0IHRoZSB1cHN0cmVhbSBrZXJuZWwgZm9yCj4gPj4gRDEuIEZldyB0aGluZ3MgdG8g Y29uc2lkZXIuCj4gPj4g4oCTIENhbiBpdCBiZSBjb25zaWRlcmVkIGFzIGFuIGVycmF0YSA/Cj4K PiBJdCdzIG9uZSB0aGluZyB0byBmb2xsb3cgdGhlIHNwZWMgYW5kIGhhdmUgYW4gZXJyb3IgaW4g dGhlCj4gaW1wbGVtZW50YXRpb24sIGFuZCBhbm90aGVyIHRvIG5vdCBmb2xsb3cgdGhlIHNwZWMu Cj4KPiA+PiDigJMgRG9lcyBpdCBzZXQgYSBiYWQgcHJlY2VkZW50IGFuZCBvcGVuIGNhbiBvZiB3 b3JtcyBpbiBmdXR1cmUgPwo+Cj4gSU1ITyB5ZXMsIEknbSB0aGlua2luZyBvZiBLZW5kcnl0ZSAy MTAgZGV2cyBmb3IgZXhhbXBsZSBjb21pbmcgdXAgYW5kCj4gYXNraW5nIGZvciBNTVUgc3VwcG9y dCwgdGhleSAndmUgYWxzbyBzaGlwcGVkIG1hbnkgY2hpcHMgYWxyZWFkeS4gSSBjYW4KPiBhbHNv IGltYWdpbmUgb3RoZXIgdmVuZG9ycyBpbiB0aGUgZnV0dXJlIGNvbWluZyB1cCB3aXRoIGltcGxl bWVudGF0aW9ucwo+IHRoYXQgdmlvbGF0ZSB0aGUgc3BlYyBpbiB3aGljaCBjYXNlIGhhbmRsaW5n IHRoZSBzdGFuZGFyZCBzdHVmZiB3aWxsCj4gYmVjb21lIG1lc3N5IGFuZCBjb21wbGV4LCBhbmQg aHVydCBwZXJmb3JtYW5jZS9zZWN1cml0eS4gV2UnbGwgZW5kIHVwCj4gZmlsbGluZyB0aGUgY29k ZSB3aXRoIGV4Y2VwdGlvbnMgYW5kIHR3ZWFrcyBhbGwgb3ZlciB0aGUgcGxhY2UuIFdlIG5lZWQK PiB0byBiZSBzdHJpY3QgYWJvdXQgd2hhdCBpcyAicmlzY3YiIGFuZCB3aGF0J3MgImRyYWZ0IHJp c2N2IiBvciAicmlzY3YKPiBpbnNwaXJlZCIsIGFuZCB3aGF0IHdlIGFyZSB3aWxsaW5nIHRvIHN1 cHBvcnQgdXBzdHJlYW0uIEkgY2FuIHVuZGVyc3RhbmQKPiBzdXBwb3J0aW5nIHZlbmRvciBleHRl bnNpb25zIHVwc3RyZWFtIGJ1dCB0aGV5IG5lZWQgdG8gZml0IHdpdGhpbiB0aGUKPiBzdGFuZGFy ZCBzcGVjLCB3ZSBjYW4ndCBoYXZlIGZvciBleGFtcGxlIGV4dGVuc2lvbnMgdGhhdCB1c2UgZW5j b2RpbmcKPiBzcGFjZS9jc3JzL2ZpZWxkcyBldGMgcmVzZXJ2ZWQgZm9yIHN0YW5kYXJkIHVzZSwg dGhleSBtYXkgb25seSB1c2UKPiB3aGF0J3MgcmVzZXJ2ZWQgZm9yIGN1c3RvbS92ZW5kb3IgdXNl LiBBdCBsZWFzdCBsZXQncyBhZ3JlZSBvbiB0aGF0LgoKVG90YWxseSBhZ3JlZSB3aXRoIE5pY2sg aGVyZS4gSXQncyBhIHNsaXBwZXJ5IHNsb3BlLgoKSW5jbHVkaW5nIEQxIFBURSBiaXRzIChvciBL ZW5kcnl0ZSBLMjEwIE1NVSkgcGFydCBvZiB0aGUgTGludXggUklTQy1WCm1lYW5zIGZ1dHVyZSBo YXJkd2FyZSB3aGljaCBpbnRlbnRpb25hbGx5IHZpb2xhdGVzIHNwZWNzIHdpbGwgYWxzbyBoYXZl IHRvCmJlIG1lcmdlZCBhbmQgdGhlIFJJU0MtViBwYXRjaCBhY2NlcHRhbmNlIHBvbGljeSB3aWxs IGhhdmUgbm8gc2lnbmlmaWNhbmNlLgoKPgo+ID4+IOKAkyBDYW4gd2UganVzdCBpZ25vcmUgRDEg Z2l2ZW4gdGhlIG1hc3Mgdm9sdW1lID8KPiA+Pgo+Cj4gSU1ITyBubywgd2UgbmVlZCB0byBmaW5k IGEgd2F5IHRvIHN1cHBvcnQgaXQgdXBzdHJlYW0gYnV0IEkgYmVsaWV2ZQo+IHRoZXJlIGlzIGFu b3RoZXIgcXVlc3Rpb24gdG8gYW5zd2VyOgo+Cj4gRG8gd2UgYWxzbyBndWFyYW50ZWUgIm9uZSBp bWFnZSB0byBydWxlIHRoZW0gYWxsIiBhcHByb2FjaCwgcmVxdWlyZWQgYnkKPiBiaW5hcnkgZGlz dHJvcywgZm9yIGltcGxlbWVudGF0aW9ucyB0aGF0IHZpb2xhdGUgdGhlIHNwZWMgPyBBcmUgd2Ug b2sKPiBmb3IgZXhhbXBsZSB0byBzdXBwb3J0IEFsbHdpbm5lciBEMSB1cHN0cmVhbSBidXQgcmVx dWlyZSBhIGN1c3RvbQo+IGNvbmZpZ3VyYXRpb24vYnVpbGQgaW5zdGVhZCBvZiBzdXBwb3J0aW5n IGl0IHdpdGggdGhlICJnZW5lcmljIiBpbWFnZSA/Cj4gSW4gb25lIGNhc2Ugd2UgbmVlZCB0byBo YW5kbGUgdGhlIHZpb2xhdGlvbiBhdCBydW50aW1lIGFuZCBpbnRyb2R1Y2UKPiBvdmVyaGVhZCBm b3IgZXZlcnlvbmUgKGxpa2UgbG9va2luZyB1cCBfX3Jpc2N2X3N2cGJtdCBldmVyeSB0aW1lIHdl IHNldAo+IGEgUFRFIGluIHRoaXMgY2FzZSksIGluIHRoZSBvdGhlciBpdCdzIGFuICNpZmRlZi4K CkF0IGxlYXN0LCB3ZSBzaG91bGQgbm90IGhhdmUgaGFyZHdhcmUgdmlvbGF0aW5nIHNwZWNzIGFz IHBhcnQgb2YgdGhlCnVuaWZpZWQga2VybmVsIGltYWdlIGluc3RlYWQgaGF2ZSB0aGVzZSBpbnRl bnRpb25hbCBkZXZpYXRpb25zL3Zpb2xhdGlvbnMKdW5kZXIgc2VwYXJhdGUga2NvbmZpZyB3aGlj aCB3aWxsIG5vdCBiZSBlbmFibGVkIGJ5IGRlZmF1bHQuIFRoaXMgbWVhbnMKdmVuZG9ycyAob2Yg c3VjaCBoYXJkd2FyZSkgYW5kIGRpc3Ryb3Mgd2lsbCBoYXZlIHRvIGV4cGxpY2l0bHkgZW5hYmxl CnN1cHBvcnQgZm9yIHN1Y2ggdmlvbGF0aW9ucy9kZXZpYXRpb25zLgoKUmVnYXJkcywKQW51cAoK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGludXgtcmlz Y3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2QGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xp c3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1yaXNjdgo=