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 7BEF81076387 for ; Wed, 1 Apr 2026 17:09:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Ntr+ynnEvLdIqGGCS4gx/Lf9yJVRSYQ3K5pO0ixAGrc=; b=STw1HeavSeyP1wKnoXjWZim5SV YqX2OLcw1wzJnAvJ5fCyacfhDd4oBJUqeaFi6VqGURpQlfZLwQD5j+QhqZ4DGda7qtSSlrcsRV5Bw PL5sWOxDbYBQcuDnyWiKVKEBa3vAP0nXACNWF23VAQJv8BlS+MTrGrlR5jErPdF0+BOgzFnNK9D3K kiy5hc5AaRdJBF8xxnJ+b8uaD6tDYrMXNcfJ8gZxwc7+ORqKXJxUtWqi5HVhs3chRI/TQMhEn989S xMXOGesbEzr/yYbsDfsLXsKv13kgPKaJ9eolnRn+DBeMt+NHITC9ZOz08CvajCJ48Jg6tHG0rQ0Hh Mq3K5eQA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7z4Y-0000000Fodb-0bpI; Wed, 01 Apr 2026 17:09:42 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7z4V-0000000Fod3-3u0t for linux-arm-kernel@lists.infradead.org; Wed, 01 Apr 2026 17:09:41 +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 0E7362E99; Wed, 1 Apr 2026 10:09:32 -0700 (PDT) Received: from arm.com (usa-sjc-mx-foss1.foss.arm.com [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 7992C3F641; Wed, 1 Apr 2026 10:09:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1775063377; bh=vz3fsrkwyh2DquzkFwvcrwde1yO/DbLGn4XjzLbGysU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jcImUHujDcSUwk1p2Zaj1jON0llNZ0+Bu1JJeMQ8Qdf+wtdm9VIIbIJc2RaDnwco1 oA5TJFWGpsmoIdROpGftSnHk9RSClEw1Gqrc0dr5kJEGIeDpmXZeY+2q228aKVg00z TycqRdqvtcukRw8VnkihHzSXLnkwHhlfihQnFq/E= Date: Wed, 1 Apr 2026 18:09:33 +0100 From: Catalin Marinas To: Marc Zyngier Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Sascha Bischoff , Will Deacon Subject: Re: [PATCH] KVM: arm64: Advertise ID_AA64PFR2_EL1.GCIE Message-ID: References: <20260401170017.369529-1-maz@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260401170017.369529-1-maz@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260401_100940_011230_E3E1111D X-CRM114-Status: UNSURE ( 8.68 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Apr 01, 2026 at 06:00:17PM +0100, Marc Zyngier wrote: > As we are missing ID_AA64PFR2_EL1.GCIE from the kernel feature set, > userspace cannot write ID_AA64PFR2_EL1 with GCIE set, even if we are > on a GICv5 host. > > Add the required field description. > > Signed-off-by: Marc Zyngier Acked-by: Catalin Marinas