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 DE91819DF66 for ; Wed, 4 Dec 2024 23:22:43 +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=1733354563; cv=none; b=SHe3RbEmbM2S+h7SdNQF6MHrM/Xv2vgx0rDVlIl+bYxA3cGBzPcYqhIbekXa471liHE8Hhj9qttjmM/nFU4I/Mba2AcfsygNTWfJBm5Uc9JRgOemA7HtWL85YvCaaXJS6fSyQknRNZKMn24y5Wg91/cb4nm32PFFnQLmgzyVNVU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733354563; c=relaxed/simple; bh=CPGtmb5pzgAEV9sCvJitDStXD8b2gbvXuzDH2JfKSds=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NiV5uYoQWMpk+g59kN/LVRVvu/7GnNxjoXN1GKcpl3BUlR89yDfa4iT6ntyqk623zj3eOyxo+Fluij/f0ynpv14P1pjbkzUgIsqvsGbJpUXD3z8ww/Tn7TzRQreDvNKw/LvHGCOZ+hHeqIkM3y0SCzStnGUsE4hFX14233xP2wY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lq4F/GZ5; 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="lq4F/GZ5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ED043C4CECD; Wed, 4 Dec 2024 23:22:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733354563; bh=CPGtmb5pzgAEV9sCvJitDStXD8b2gbvXuzDH2JfKSds=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lq4F/GZ5CaFYCVrngpMBNXx4W7XzE8FLcXOVB+3MeDH7cxKwvn9rIFSuKCh6wAL/X bp9By0aQUhbvWO81LWP+HpRQmrRjdwEhsSlbRfVSQLFCjULmUwHrgePmm2f4/AAazK CDLeQz0CXoaQELnG52qiIQEurJ/EQBMGjC4dS1/9coAsyC4YpAXxBbwjfvDd0CifGM F3SWWCvm2ObrtWWJSRtPTo/Tvx+tPQR5+8unxwO+ORyqqLL36QxeTMBk6JAu1LmCTe at2+l2VxA9zhPfp9LB7SHJyC7oW/DBt6D3P58GDRmh+qM/KqtqRKBIBFFJsQ0obIrI L9gKa19X6EsuQ== From: Sasha Levin To: stable@vger.kernel.org Cc: Jing Zhang , Sasha Levin Subject: Re: [PATCH 5.4.y 2/3] KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device Date: Wed, 4 Dec 2024 17:11:23 -0500 Message-ID: <20241204165123-7cdfc014c7b5df67@stable.kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241204202301.2715933-2-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 Note: The patch differs from the upstream commit: --- 1: e9649129d33dc ! 1: 44c617b100eff 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-5.4.y | Success | Success |