From patchwork Wed Aug 17 21:48:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oliver Upton X-Patchwork-Id: 12946536 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A5677C25B08 for ; Wed, 17 Aug 2022 21:49:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242435AbiHQVti (ORCPT ); Wed, 17 Aug 2022 17:49:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242398AbiHQVtT (ORCPT ); Wed, 17 Aug 2022 17:49:19 -0400 Received: from out2.migadu.com (out2.migadu.com [188.165.223.204]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0FEFFAE206 for ; Wed, 17 Aug 2022 14:48:45 -0700 (PDT) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1660772924; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=m8ZqsR/gxYbdu/79MPMfkz+UavEID1zPewVQEv1VKO0=; b=WXaVn4bdEBppq1q18GsBxgvGhzGEGpHnGnftMaV2/dBRltvi51AVkRnRvEYEah2bc/vZtO FmInluc55I/vglFWKu98Ua2ArCPgIzLnUYbd2LXy79AJnnFLN0qGB8KBLoAAQ8mnZFYedl G7ULovaA7I+D7uvjxcdIbUiOkzqp3cc= From: Oliver Upton To: kvmarm@lists.cs.columbia.edu Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, maz@kernel.org, james.morse@arm.com, alexandru.elisei@arm.com, suzuki.poulose@arm.com, will@kernel.org, Oliver Upton Subject: [PATCH 3/6] KVM: arm64: Spin off helper for calling visibility hook Date: Wed, 17 Aug 2022 21:48:15 +0000 Message-Id: <20220817214818.3243383-4-oliver.upton@linux.dev> In-Reply-To: <20220817214818.3243383-1-oliver.upton@linux.dev> References: <20220817214818.3243383-1-oliver.upton@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org No functional change intended. Signed-off-by: Oliver Upton Reviewed-by: Reiji Watanabe --- arch/arm64/kvm/sys_regs.h | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h index a8c4cc32eb9a..e78b51059622 100644 --- a/arch/arm64/kvm/sys_regs.h +++ b/arch/arm64/kvm/sys_regs.h @@ -136,22 +136,25 @@ static inline void reset_val(struct kvm_vcpu *vcpu, const struct sys_reg_desc *r __vcpu_sys_reg(vcpu, r->reg) = r->val; } -static inline bool sysreg_hidden(const struct kvm_vcpu *vcpu, - const struct sys_reg_desc *r) +static inline unsigned int sysreg_visibility(const struct kvm_vcpu *vcpu, + const struct sys_reg_desc *r) { if (likely(!r->visibility)) - return false; + return 0; - return r->visibility(vcpu, r) & REG_HIDDEN; + return r->visibility(vcpu, r); +} + +static inline bool sysreg_hidden(const struct kvm_vcpu *vcpu, + const struct sys_reg_desc *r) +{ + return sysreg_visibility(vcpu, r) & REG_HIDDEN; } static inline bool sysreg_visible_as_raz(const struct kvm_vcpu *vcpu, const struct sys_reg_desc *r) { - if (likely(!r->visibility)) - return false; - - return r->visibility(vcpu, r) & REG_RAZ; + return sysreg_visibility(vcpu, r) & REG_RAZ; } static inline int cmp_sys_reg(const struct sys_reg_desc *i1,