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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6692FCCA47F for ; Tue, 7 Jun 2022 13:14:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244469AbiFGNOk (ORCPT ); Tue, 7 Jun 2022 09:14:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244126AbiFGNOf (ORCPT ); Tue, 7 Jun 2022 09:14:35 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D7AC8EACEB for ; Tue, 7 Jun 2022 06:14:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 764AF6137B for ; Tue, 7 Jun 2022 13:14:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D32D9C34114; Tue, 7 Jun 2022 13:14:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1654607672; bh=z7H4Y0P+n9b+MhwAEfoY2rl2mv+LI01POH5hYvGA0rk=; h=From:To:Cc:Subject:Date:From; b=FGs1NhGM48m9rA3QD0i+KRpyMCfwEI7hQuDa6DzgBJwLDI7WK/F9gjVxRRp+Bu263 awAHIVocX9NvvGfo6432+k0wezHX5Xl2utZnTBc2KKZksRid5a9D4Mde4sHiQFarHS 17KYoBmdET8gsxCTuFPeD+fKgfUAbkYPpHwgSDMti/lLvkVGtpww3mhFOaK44XSWUy rKtCT2HMd4iy2oEGd8GxjgwGl/jQQ9VUzWUvd2zQ6BBgpCCOhVME7Q+g32T1Bg/SWD koa9I039SwtKdtpfXbAQNmX+ctbdD+nMTgiLbwBo1cpAOqUiittF5+fMkVC6VzACz6 AfeA/ug9nbFbg== Received: from sofa.misterjones.org ([185.219.108.64] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nyZ2U-00GBUI-HP; Tue, 07 Jun 2022 14:14:30 +0100 From: Marc Zyngier To: kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org Cc: Eric Auger , Ricardo Koller , James Morse , Suzuki K Poulose , Alexandru Elisei , Oliver Upton , kernel-team@android.com Subject: [PATCH v2 0/3] KVM: arm64: Fix userspace access to HW pending state Date: Tue, 7 Jun 2022 14:14:24 +0100 Message-Id: <20220607131427.1164881-1-maz@kernel.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org, eric.auger@redhat.com, ricarkol@google.com, james.morse@arm.com, suzuki.poulose@arm.com, alexandru.elisei@arm.com, oupton@google.com, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This is a followup from [1], which aims at fixing userspace access to interrupt pending state for HW interrupts. * From v1 [1]: - Keep some of the GICv3-specifics around to avoid regressing the line vs latch distinction (Eric). [1] https://lore.kernel.org/r/20220602083025.1110433-1-maz@kernel.org Marc Zyngier (3): KVM: arm64: Don't read a HW interrupt pending state in user context KVM: arm64: Replace vgic_v3_uaccess_read_pending with vgic_uaccess_read_pending KVM: arm64: Warn if accessing timer pending state outside of vcpu context arch/arm64/kvm/arch_timer.c | 3 +++ arch/arm64/kvm/vgic/vgic-mmio-v2.c | 4 +-- arch/arm64/kvm/vgic/vgic-mmio-v3.c | 40 ++---------------------------- arch/arm64/kvm/vgic/vgic-mmio.c | 40 +++++++++++++++++++++++++++--- arch/arm64/kvm/vgic/vgic-mmio.h | 3 +++ 5 files changed, 46 insertions(+), 44 deletions(-) -- 2.34.1