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 B693CD1D892 for ; Thu, 4 Dec 2025 09:48:46 +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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=iFa1DW99j6gVNZW6g0YLnZP+nQt7kAceUNNMyS/mDgU=; b=aLmO1x8GuxdjJn+DMa0gy/t7MA kG1tlJv+Ir9aNF+4dtQMT+BQ2JCuCBIJrsRyd91QI4XiqqTKGN/gmMW50BLdY1d2M2/1VWd42CweR M7yOmk3VHjUqyv3V+jxAeklxJXgKgbmEuQHyPMt0YNyO2h9fsJJbupbCGtu7Kf93QwEXndivpGyGY /9tLBNl8AiFv9gYmoxiqTTnHS3KX+PCaCmz4e3p/6bQC58mIKrnl7sVYSOP/t3PzvbP3hcY6pdU8u jTgGvWcg/mCX6VIG0+vNFKRqnt5NGEFBtxwEvWC1GFKJmrMCzd+DQmRdtdFFzEi84dcyZZvAhT6Li 5a7Xv2rQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vR5x3-00000007mtf-3xMH; Thu, 04 Dec 2025 09:48:41 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vR5wz-00000007mp2-3m2L for linux-arm-kernel@lists.infradead.org; Thu, 04 Dec 2025 09:48:40 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 8D7404444F; Thu, 4 Dec 2025 09:48:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6CCD5C19421; Thu, 4 Dec 2025 09:48:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1764841717; bh=si+8MTGO26F/F4k3uMd0juQ9tO6Gxb5QxflpsHGJ3G0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Z4bU6XTcdt+v3Kdol3M/Ni3Kd3j/0yJoYVLUn0MstA+PTCT1eXJcCxGzfq+eI/axC eW6qRv6dEd+M1j6y7jsm+TCv40RS+kJ01gAXFPyZ9tJAg8LWbK3rXLwYwwqH4Sls4N 9BppbVn8/nblB4QsNI1t0AuW//7z/EXp0ieJ769DpE493ByBA2Z24WHHPO+tWgyrfI 3RQXTOBPhqEbuGH+HblKV/8KBlPxkxmY0eJ6k2Ycw5NIhylTsJ3gC6WHAIJHxqYmad QCAHdz5XgxcW1QLzbtmo1rzQNbaQw/8mcK2VBUFJ6q7pvHRcqge3qEL1DcSWJknEq6 rsPrnzMTPcwcQ== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vR5ww-0000000AP90-1fVv; Thu, 04 Dec 2025 09:48:34 +0000 From: Marc Zyngier To: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Joey Gouly , Suzuki K Poulose , Oliver Upton , Zenghui Yu , Ben Horgan , Yao Yuan Subject: [PATCH v3 1/9] arm64: Repaint ID_AA64MMFR2_EL1.IDS description Date: Thu, 4 Dec 2025 09:47:58 +0000 Message-ID: <20251204094806.3846619-2-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251204094806.3846619-1-maz@kernel.org> References: <20251204094806.3846619-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, joey.gouly@arm.com, suzuki.poulose@arm.com, oupton@kernel.org, yuzenghui@huawei.com, ben.horgan@arm.com, yaoyuan@linux.alibaba.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251204_014838_005001_BC05B5C9 X-CRM114-Status: GOOD ( 12.25 ) 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 ID_AA64MMFR2_EL1.IDS, as described in the sysreg file, is pretty horrible as it diesctly give the ESR value. Repaint it using the usual NI/IMP identifiers to describe the absence/presence of FEAT_IDST. Signed-off-by: Marc Zyngier --- arch/arm64/kvm/hyp/nvhe/sys_regs.c | 2 +- arch/arm64/tools/sysreg | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 82da9b03692d4..107d62921b168 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -134,7 +134,7 @@ static const struct pvm_ftr_bits pvmid_aa64mmfr2[] = { MAX_FEAT(ID_AA64MMFR2_EL1, UAO, IMP), MAX_FEAT(ID_AA64MMFR2_EL1, IESB, IMP), MAX_FEAT(ID_AA64MMFR2_EL1, AT, IMP), - MAX_FEAT_ENUM(ID_AA64MMFR2_EL1, IDS, 0x18), + MAX_FEAT_ENUM(ID_AA64MMFR2_EL1, IDS, IMP), MAX_FEAT(ID_AA64MMFR2_EL1, TTL, IMP), MAX_FEAT(ID_AA64MMFR2_EL1, BBM, 2), MAX_FEAT(ID_AA64MMFR2_EL1, E0PD, IMP), diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 1c6cdf9d54bba..3261e8791ac03 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -2257,8 +2257,8 @@ UnsignedEnum 43:40 FWB 0b0001 IMP EndEnum Enum 39:36 IDS - 0b0000 0x0 - 0b0001 0x18 + 0b0000 NI + 0b0001 IMP EndEnum UnsignedEnum 35:32 AT 0b0000 NI -- 2.47.3