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 17A26C4167B for ; Tue, 28 Nov 2023 08:12:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=vSESYgOSqUDF5I6Q/9RSEiMY5X5E0dNEwLDwk1MDMtw=; b=X7BRXDpTYxTlQt a5Co5I3Sk4vi5rTY1Zm9tgujH1H4HmYpZ2l24XYW2kLG/hoUy6krvLMD19KDq3eFBoGgkQMBzzLcm lhFyA+zUV4kqTuj3nlCpBNctxg+wamR9U0tkEU2ze8H5QTDJiEjmTaLLw6csQOmH7XAvC65Fgj0/i UPCbT1HNoubABvQbEw9u82aSG3kp+IzQOT76NpBhfcORWMb3xvOTt1BHE9ZIlxbeNdC4LyunZkM5v Cg0fhVdflbokGoTfXJjCdAsvpxddXpcj8c+GbMn5Bzqt7+kZCIMEjpL7+bHAto2YUzEIFg/ooj1K3 CDBtaExT4xk57OrYmnZA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r7tCi-004V8S-1R; Tue, 28 Nov 2023 08:12:24 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r7tCf-004V7U-0S for linux-arm-kernel@lists.infradead.org; Tue, 28 Nov 2023 08:12:22 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 57485615C5; Tue, 28 Nov 2023 08:12:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5677AC433CA; Tue, 28 Nov 2023 08:12:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1701159134; bh=UC19cLX/am1tyUVqgR7l/ypb5xe0CmMMa/OY10J/5UM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=UDuAcWI1u+j5easUv0wpld9clHbsBbup5GDOqUAen7GsMUaxC6ENr6h+sS4AdRali unMf+rElT41B6sE1W8x6AZQz2wigbNHchM7SyA3o5VgBQ/0pEHElXVETb3Q6PK8cG5 gGVbi71DzV9+Rs0qw5Yz2t6dlJYKKKX2PFU+a/rI= Date: Tue, 28 Nov 2023 08:12:10 +0000 From: Greg KH To: Zenghui Yu Cc: stable@vger.kernel.org, sashal@kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, andrew.murray@arm.com, mark.rutland@arm.com, suzuki.poulose@arm.com, wanghaibin.wang@huawei.com, will@kernel.org Subject: Re: [for-4.19 0/2] backport "KVM: arm64: limit PMU version to PMUv3 for ARMv8.1" Message-ID: <2023112831-preachy-unshaved-790d@gregkh> References: <20231128074633.646-1-yuzenghui@huawei.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231128074633.646-1-yuzenghui@huawei.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231128_001221_223519_2739AA0A X-CRM114-Status: UNSURE ( 8.37 ) X-CRM114-Notice: Please train this message. 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Nov 28, 2023 at 03:46:31PM +0800, Zenghui Yu wrote: > We need to backport patch #1 as well because it introduced a helper used > by patch #2. > > Andrew Murray (2): > arm64: cpufeature: Extract capped perfmon fields > KVM: arm64: limit PMU version to PMUv3 for ARMv8.1 We can not just take these in an old stable tree and not newer ones as that would mean you could upgrade and have a regression. Please provide backports for all applicable stable trees and we will be glad to take them. thanks, greg k-h _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel