From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C81B19DF66 for ; Wed, 4 Dec 2024 23:23:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733354599; cv=none; b=u5AO+Lonb2n16/QMuWCExr8uoSByRGaGrMMCJsiIMQ3gtRSKfo83p4h9gJyk/6OqFl3F3rY1orDxBFxsWAJf6j+26VhkgipOK3yVl2nJXgReE2YCWpnjVcdDwX+WJxFzco8/00WnlynFJ5ToC6UHLcpJDqNggWg7HgFfPeX3kOs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733354599; c=relaxed/simple; bh=mnjoe1z3iTB4D0V9Zk9Fwwu4jyQV/J46mUFnHLZ7WSE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Uda1qqz7xrmfPmf73g69lmteWQ00JjbHc/FByP3/YPpJIFpNppsbMofw8t0pkwPFTyjMLdLU29k5TYiQBoXBaLMoO47C4KjKWdcI6DyCcLArwQyZpCbUZimDw3jlZCYKqNbrETJRSCacLhSL518eEmJyNrxbaw44ZF011xOTwus= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=udbxiBa1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="udbxiBa1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0ABAC4CECD; Wed, 4 Dec 2024 23:23:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733354599; bh=mnjoe1z3iTB4D0V9Zk9Fwwu4jyQV/J46mUFnHLZ7WSE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=udbxiBa1CT2KNvze8OGU71IMYo8FmMIH/iFL2K1Kmyf9THIb8EhjVvhTMpwLg3/ip CKNMNGj4vvOcWX4bpzmHqadi6hSOVvlLoQICvkwMfrZb34CPEyIZCUQsa9MflwI0tr hnkPnrlSWbNU+T6TC9tflpBVfUUlcRM+QxOWGEuKw9gkFvaBMon9G0iHPCvp0s+Qrb ow2a5mF4ndGtNRg5m9Gw95M/CNgTLEoxkVisC6CQuucVpdTsNz/EBM5L9PCWSi5HgH FxadNKhkRLPxhHkin/vNltUerHVfACTdnSLDQP6YM39owWMGGPsh8Z+Vjih2o6fDTt bqChW6fVdBAxw== From: Sasha Levin To: stable@vger.kernel.org Cc: Jing Zhang , Sasha Levin Subject: Re: [PATCH 4.19.y 2/3] KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device Date: Wed, 4 Dec 2024 17:11:59 -0500 Message-ID: <20241204161950-40aea11f0db97a14@stable.kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241204202038.2714140-2-jingzhangos@google.com> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit [ Sasha's backport helper bot ] Hi, The upstream commit SHA1 provided is correct: e9649129d33dca561305fc590a7c4ba8c3e5675a WARNING: Author mismatch between patch and upstream commit: Backport author: Jing Zhang Commit author: Kunkun Jiang Status in newer kernel trees: 6.12.y | Present (different SHA1: 3b47865d395e) 6.11.y | Present (different SHA1: 78e981b6b725) 6.6.y | Present (different SHA1: 026af3ce08de) 6.1.y | Not found 5.15.y | Not found 5.10.y | Not found 5.4.y | Not found 4.19.y | Not found Note: The patch differs from the upstream commit: --- 1: e9649129d33dc ! 1: a171225845234 KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device @@ Metadata ## Commit message ## KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device + commit e9649129d33dca561305fc590a7c4ba8c3e5675a upstream. + vgic_its_save_device_tables will traverse its->device_list to save DTE for each device. vgic_its_restore_device_tables will traverse each entry of device table and check if it is valid. @@ Commit message Link: https://lore.kernel.org/r/20241107214137.428439-5-jingzhangos@google.com Signed-off-by: Oliver Upton - ## arch/arm64/kvm/vgic/vgic-its.c ## -@@ arch/arm64/kvm/vgic/vgic-its.c: static int vgic_its_cmd_handle_mapd(struct kvm *kvm, struct vgic_its *its, + ## virt/kvm/arm/vgic/vgic-its.c ## +@@ virt/kvm/arm/vgic/vgic-its.c: static int vgic_its_cmd_handle_mapd(struct kvm *kvm, struct vgic_its *its, bool valid = its_cmd_get_validbit(its_cmd); u8 num_eventid_bits = its_cmd_get_size(its_cmd); gpa_t itt_addr = its_cmd_get_ittaddr(its_cmd); @@ arch/arm64/kvm/vgic/vgic-its.c: static int vgic_its_cmd_handle_mapd(struct kvm * return E_ITS_MAPD_DEVICE_OOR; if (valid && num_eventid_bits > VITS_TYPER_IDBITS) -@@ arch/arm64/kvm/vgic/vgic-its.c: static int vgic_its_cmd_handle_mapd(struct kvm *kvm, struct vgic_its *its, +@@ virt/kvm/arm/vgic/vgic-its.c: static int vgic_its_cmd_handle_mapd(struct kvm *kvm, struct vgic_its *its, * is an error, so we are done in any case. */ if (!valid) --- Results of testing on various branches: | Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-4.19.y | Success | Success |