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 383A9D1D485 for ; Thu, 8 Jan 2026 17:32:51 +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=qhP+Ydj1WY7oMZQMX2gblx4sFCsKLcAO40zA4Q+cEdQ=; b=etzl4Q1p4ggzHCA/kxLG/n+WVB LsvjmX1ceIGW0DipLoRchMQRdfwWlq8PoSdmTyQ9iO8CrLSWyqAWT85MUPbU0CxqS3jVgV1K2Na82 XIvBRW/0zDmgvLrvTB0/88OSFsDUuCSjAci21Q+ld3M5kwuDYg74rFswhKwSjo9y8G2PM5gWvklFe fiQFM4Pnkpul069B/EjXN8SBBxoDNxAILyEZTIozAPrElhTq+exAlIWLM+tzQtCXnsQTvVwZb97gV LGiwdXVm2phkLpbiEf902SexrRLzBYBP1R6qHICY+SN3N5q+b+Ip/okbFA+bHWEe0rgSl91+OthWe uoUhGLXw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdtsL-00000000PUW-1BGy; Thu, 08 Jan 2026 17:32:45 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdtsG-00000000PP0-1af9 for linux-arm-kernel@lists.infradead.org; Thu, 08 Jan 2026 17:32:42 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id A6D64442FE; Thu, 8 Jan 2026 17:32:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7DA10C116D0; Thu, 8 Jan 2026 17:32:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767893559; bh=IcZW2xKZWVowQUhGma/KcEQQVV01mNOM0ePAXLjLOU8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FeJsbr0OWcoKulXWMPLVa1AaUkKP9L4fkJuSl3wgiApx23noIJeKkCvfSQmSTgf2B EYWk7iP/+HBOmePQf6a2uoc4qpPylHQhmn7yGQYjsJNj35+AS8YkJjLNp239Kx7+O6 Si73EEN2zei/ZuD+QffbjBFfaYF9oIJtMcEbDmyRuHXrIcdgLAmq63GG8AqFHFEMI1 8aWcavJL9z6VTQIiFpXSWPWnmORuDCdBrY9sHW8GT+XBsSLykmODO/WaPAGpghbGOo y7+5WG16U0Mu1xkISDApN0vDzklOpPTLxxUSOtOcLVMzDopOugXhj1yvXNus5CMu1c JrJqnmjHGkI6w== 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 1vdtsD-00000000W9F-237w; Thu, 08 Jan 2026 17:32:37 +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 v4 5/9] KVM: arm64: Handle CSSIDR2_EL1 and SMIDR_EL1 in a generic way Date: Thu, 8 Jan 2026 17:32:29 +0000 Message-ID: <20260108173233.2911955-6-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260108173233.2911955-1-maz@kernel.org> References: <20260108173233.2911955-1-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-20260108_093240_443184_80DB4318 X-CRM114-Status: GOOD ( 10.40 ) 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 Now that we can handle ID registers using the FEAT_IDST infrastrcuture, get rid of the handling of CSSIDR2_EL1 and SMIDR_EL1. Reviewed-by: Yuan Yao Signed-off-by: Marc Zyngier --- arch/arm64/kvm/sys_regs.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index c8fd7c6a12a13..a2b14ca2a702b 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -3414,8 +3414,6 @@ static const struct sys_reg_desc sys_reg_descs[] = { { SYS_DESC(SYS_CCSIDR_EL1), access_ccsidr }, { SYS_DESC(SYS_CLIDR_EL1), access_clidr, reset_clidr, CLIDR_EL1, .set_user = set_clidr, .val = ~CLIDR_EL1_RES0 }, - { SYS_DESC(SYS_CCSIDR2_EL1), undef_access }, - { SYS_DESC(SYS_SMIDR_EL1), undef_access }, IMPLEMENTATION_ID(AIDR_EL1, GENMASK_ULL(63, 0)), { SYS_DESC(SYS_CSSELR_EL1), access_csselr, reset_unknown, CSSELR_EL1 }, ID_FILTERED(CTR_EL0, ctr_el0, -- 2.47.3