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 EAB77C3ABBC for ; Fri, 9 May 2025 22:40:42 +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=bARUldyHkNVAd09tRFUzmp75mKs0smVRhlAVV97qUvo=; b=nBjGxvQbUz5h7O kDeB6XK6fPpCGY6gbGzQEotoB4mMa/AMr7RQB8A/i7iUEZbgCSeuYq+oWN6Cgz4r1sd4kcGyJVH3P ovUGShn0141IvcSJXDQTV5kg271Jz3RXbT7INXh0pAICU6vhfyL7Nd1GNXvtZuaYiZ9qn7rWvFzfM zQnaYOXwcvekFMmy7KaREMxD3LhgrD94o/w383ztfSywFztWJnhknRVW8IfboDPu7QWSWEwsivkaQ hdf4kIKT/BbdhRnOy5aQD/KyHUN2i7d3X7BNWr8UCFXWxlPvMq9nF238YR+QRgWvciKlkG9oaozpV wI9y3/0JmAE34BGPhZCA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uDWOU-000000055ME-0CRO; Fri, 09 May 2025 22:40:38 +0000 Received: from out-182.mta1.migadu.com ([95.215.58.182]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uDWN1-000000055Ce-0BaV; Fri, 09 May 2025 22:39:08 +0000 Message-ID: <1da6648a-251b-456b-9ddd-a7ffa95a5125@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1746830344; 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=jsqNWeffoeI2a1Nha5CVjiw3khettMZ8t2Y5EabwFrE=; b=U2uaZT8uuKGxqCUflSnTSX7zhox5JAB0nlgVO4PX9893DQ3vSWCMm1P8LhI2UeKkeH49Mo IUzRFWP2cKwA1wLuc62ymb3HcegdNRpKpxlMHtPh+4CIbCBzqKuS6dc3jo2Jwd7nz0ILcI CwOkbRM9NDzpt81bdlAaJYYPfF/NhlI= Date: Fri, 9 May 2025 15:38:55 -0700 MIME-Version: 1.0 Subject: Re: [PATCH 4/5] RISC-V: KVM: Enable envcfg and sstateen bits lazily To: =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= , Anup Patel , Atish Patra , Paul Walmsley , Palmer Dabbelt , Alexandre Ghiti Cc: kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-riscv References: <20250505-kvm_lazy_enable_stateen-v1-0-3bfc4008373c@rivosinc.com> <20250505-kvm_lazy_enable_stateen-v1-4-3bfc4008373c@rivosinc.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Atish Patra In-Reply-To: X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250509_153907_249489_A6A6472A X-CRM114-Status: GOOD ( 17.20 ) 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Ck9uIDUvOC8yNSA2OjMyIEFNLCBSYWRpbSBLcsSNbcOhxZkgd3JvdGU6Cj4gMjAyNS0wNS0wNVQx NDozOToyOS0wNzowMCwgQXRpc2ggUGF0cmEgPGF0aXNocEByaXZvc2luYy5jb20+Ogo+PiBTRU5W Q0ZHIGFuZCBTU1RBVEVFTiBDU1JzIGFyZSBjb250cm9sbGVkIGJ5IEhTRU5WQ0ZHKDYyKSBhbmQK Pj4gU1NUQVRFRU4wKDYzKSBiaXRzIGluIGhzdGF0ZWVuLiBFbmFibGUgdGhlbSBsYXppbHkgYXQg cnVudGltZQo+PiBpbnN0ZWFkIG9mIGJvb3RpbWUuCj4+Cj4+IFNpZ25lZC1vZmYtYnk6IEF0aXNo IFBhdHJhIDxhdGlzaHBAcml2b3NpbmMuY29tPgo+PiAtLS0KPj4gZGlmZiAtLWdpdCBhL2FyY2gv cmlzY3Yva3ZtL3ZjcHVfaW5zbi5jIGIvYXJjaC9yaXNjdi9rdm0vdmNwdV9pbnNuLmMKPj4gQEAg LTI1Niw5ICsyNTYsMzcgQEAgaW50IGt2bV9yaXNjdl92Y3B1X2hzdGF0ZWVuX2xhenlfZW5hYmxl KHN0cnVjdCBrdm1fdmNwdSAqdmNwdSwgdW5zaWduZWQgaW50IGNzcl8KPj4gICAJcmV0dXJuIEtW TV9JTlNOX0NPTlRJTlVFX1NBTUVfU0VQQzsKPj4gICB9Cj4+ICAgCj4+ICtzdGF0aWMgaW50IGt2 bV9yaXNjdl92Y3B1X2hzdGF0ZWVuX2VuYWJsZV9zZW52Y2ZnKHN0cnVjdCBrdm1fdmNwdSAqdmNw dSwKPj4gKwkJCQkJCSAgdW5zaWduZWQgaW50IGNzcl9udW0sCj4+ICsJCQkJCQkgIHVuc2lnbmVk IGxvbmcgKnZhbCwKPj4gKwkJCQkJCSAgdW5zaWduZWQgbG9uZyBuZXdfdmFsLAo+PiArCQkJCQkJ ICB1bnNpZ25lZCBsb25nIHdyX21hc2spCj4+ICt7Cj4+ICsJcmV0dXJuIGt2bV9yaXNjdl92Y3B1 X2hzdGF0ZWVuX2xhenlfZW5hYmxlKHZjcHUsIGNzcl9udW0sIFNNU1RBVEVFTjBfSFNFTlZDRkcp Owo+PiArfQo+IEJhc2ljYWxseSB0aGUgc2FtZSBjb21tZW50cyBhcyBmb3IgWzEvNV06Cj4KPiBX aHkgZG9uJ3Qgd2Ugd2FudCB0byBzZXQgdGhlIEVOVkNGRyBiaXQgKDYyKSB1bmNvbmRpdGlvbmFs bHk/Cj4KPiBJdCB3b3VsZCBzYXZlIHVzIHRoZSB0cmFwIG9uIGZpcnN0IGFjY2Vzcy4gIFdlIGRv bid0IGdldCBhbnl0aGluZyBmcm9tCj4gdGhlIHRyYXAsIHNvIGl0IGxvb2tzIGxpa2UgYSBuZXQg bmVnYXRpdmUgdG8gbWUuCgpXZSB3YW50IHRvIGxhenkgZW5hYmxlbWVudCBpcyB0byBtYWtlIHN1 cmUgdGhhdCBoeXBlcnZpc29yIGlzIGF3YXJlIG9mIAp0aGUgd2hhdCBmZWF0dXJlcwpndWVzdCBp cyB1c2luZy4gV2UgZG9uJ3Qgd2FudCB0byBuZWNlc3NhcmlseSBlbmFibGUgdGhlIGFyY2hpdGVj dHVyZSAKc3RhdGVzIGZvciB0aGUgZ3Vlc3QgaWYgZ3Vlc3QgZG9lc24ndCBuZWVkIGl0LgoKV2Ug bmVlZCBsYXp5IGVuYWJsZW1lbnQgZm9yIENUUiBsaWtlIGZlYXR1cmVzIGFueXdheXMuIFRoaXMg d2lsbCBhbGlnbiAKYWxsIHRoZSB0aGUgZmVhdHVyZXMgY29udHJvbGxlZApieSBzdGF0ZWVuIGlu IHRoZSBzYW1lIG1hbm5lci4gVGhlIGNvc3QgaXMganVzdCBhIHNpbmdsZSB0cmFwIGF0IHRoZSAK Ym9vdCB0aW1lLgoKSU1PLCBpdCdzIGZhaXIgdHJhZGUgb2ZmLgo+PiArCj4+ICtzdGF0aWMgaW50 IGt2bV9yaXNjdl92Y3B1X2hzdGF0ZWVuX2VuYWJsZV9zdGF0ZWVuKHN0cnVjdCBrdm1fdmNwdSAq dmNwdSwKPj4gKwkJCQkJCSAgdW5zaWduZWQgaW50IGNzcl9udW0sCj4+ICsJCQkJCQkgIHVuc2ln bmVkIGxvbmcgKnZhbCwKPj4gKwkJCQkJCSAgdW5zaWduZWQgbG9uZyBuZXdfdmFsLAo+PiArCQkJ CQkJICB1bnNpZ25lZCBsb25nIHdyX21hc2spCj4+ICt7Cj4+ICsJY29uc3QgdW5zaWduZWQgbG9u ZyAqaXNhID0gdmNwdS0+YXJjaC5pc2E7Cj4+ICsKPj4gKwlpZiAocmlzY3ZfaXNhX2V4dGVuc2lv bl9hdmFpbGFibGUoaXNhLCBTTVNUQVRFRU4pKQo+PiArCQlyZXR1cm4ga3ZtX3Jpc2N2X3ZjcHVf aHN0YXRlZW5fbGF6eV9lbmFibGUodmNwdSwgY3NyX251bSwgU01TVEFURUVOMF9TU1RBVEVFTjAp Owo+PiArCWVsc2UKPj4gKwkJcmV0dXJuIEtWTV9JTlNOX0VYSVRfVE9fVVNFUl9TUEFDRTsKPj4g K30KPiBUaGUgc2FtZSBhcmd1bWVudCBhcHBsaWVzIHRvIHRoZSBTRTAgYml0ICg2Mykgd2hlbiB0 aGUgZ3Vlc3QgaGFzIHRoZQo+IHNzdGF0ZWVuIGV4dGVuc2lvbi4KPgo+IEtWTSBkb2Vzbid0IHdh bnQgdG8gZG8gYW55dGhpbmcgb3RoZXIgdGhhbiBzdG9wIHRyYXBwaW5nIGFuZCByZWVudGVyLCBz bwo+IGl0IHNlZW1zIHRvIG1lIHdlIGNvdWxkIGp1c3Qgbm90IHRyYXAgaW4gdGhlIGZpcnN0IHBs YWNlLgo+Cj4gVGhhbmtzLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KbGludXgtcmlzY3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2QGxpc3RzLmluZnJh ZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51 eC1yaXNjdgo=