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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF7B1C433FE for ; Tue, 19 Oct 2021 11:22:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 810ED611EF for ; Tue, 19 Oct 2021 11:22:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235326AbhJSLYZ (ORCPT ); Tue, 19 Oct 2021 07:24:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:54406 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230097AbhJSLYY (ORCPT ); Tue, 19 Oct 2021 07:24:24 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id DAE5260E8B; Tue, 19 Oct 2021 11:22:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1634642531; bh=N9+zFCzvQ7Gjy4aNJ5xgoy+jim52LVDD5RVoWrvd4ZQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=uddzvnCtyF/JsKwA+1qOsyWnPLhapFiRlDqilmVf/mbFamWbr9xdwyLpiRyq0MHPv 7ZFuD3m547Tj0BamBaJIMmizYrzJcdbF7y1I6t2Wkeqnph/s9OVJEuJ7KjBtnR2s+b 3DyN7bd4kD1viHJZSJ2NrVlMaiW3SC4MjCpAYZUE= Date: Tue, 19 Oct 2021 13:22:07 +0200 From: Greg Kroah-Hartman To: Michael Ellerman Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 5.14 060/151] KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest() Message-ID: References: <20211018132340.682786018@linuxfoundation.org> <20211018132342.644684017@linuxfoundation.org> <87a6j5cmif.fsf@mpe.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87a6j5cmif.fsf@mpe.ellerman.id.au> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 19, 2021 at 09:55:04PM +1100, Michael Ellerman wrote: > Greg Kroah-Hartman writes: > > From: Michael Ellerman > > > > commit 9b4416c5095c20e110c82ae602c254099b83b72f upstream. > > > > In commit 10d91611f426 ("powerpc/64s: Reimplement book3s idle code in > > C") kvm_start_guest() became idle_kvm_start_guest(). The old code > > allocated a stack frame on the emergency stack, but didn't use the > > frame to store anything, and also didn't store anything in its caller's > > frame. > > Please drop this and the next patch. All now dropped from all 3 queues, thanks! greg k-h