From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 4AC2130E83F; Thu, 13 Aug 2026 09:06:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786612019; cv=none; b=sNhwMPJM+a+GVzK9sZcZeGUwGysoNM/QOm9whSvDZr1KIJOMRys7lrevcUIE5ZFBkVJBqhLvfdVl78fJrB0AOXcWHWw3LMaTy/mu2fm6Cm7ec2B8e8Ao54MfQFYiq5Yhh59iAIE9U4zy2tz+tkpMNeZ4X3pukPiAVKPNYvFg0m4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786612019; c=relaxed/simple; bh=f74M4vY5M+2zO1em0yOqfoJZ60aIm02Bq2xp6Rph69k=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=MgPGCgSdcoKuNB/kzwcYhm90I4xwF9azTUykIP0pcAYJeLSViW5Pi5jZsOjYbJRfAu37vceRS8s2UbdxoBrd7JbWtP8ps+fdBzpaiWG1aadHsuvW58WHpq+QRciXmD+ynyO3LhN2HXoCVPeELNGS+DRPT0tNPMqq/cA4N6VTnOw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UZ1JRuGv; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UZ1JRuGv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 193941F000E9; Thu, 13 Aug 2026 09:06:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786612017; bh=f74M4vY5M+2zO1em0yOqfoJZ60aIm02Bq2xp6Rph69k=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=UZ1JRuGvfKkMyoxXfQ8kKoa030GuhZsX9w/7MUDxcPmPecINNwx/WxJhR5cDxJzkR /1kbAoVtalAYqD2He1nq9FJtU89y4q6aiGhMGrdErZEn+I5YdKz6w946Fk/qEMAF3B pTFPf/qYgy5I9fVvRB4c94tWQvxMB8+H8TXUUSoACVtNykug+Ayb/EQJfqmqF8rDa+ 6E124O0yDYZ5IJh5sxcj/mqoZAeIZ5HJU0oCQDcB1gcsAyNK5pFr0vrsddBkg9Io4c Md9RPmDtObgg3yckY+CLkSo6ohVCFK11OmIThdsayNORgEQascflUh+lhwp4ehbVKn K6cWSkGaPvKVw== Date: Thu, 13 Aug 2026 10:06:34 +0100 From: "Lorenzo Stoakes (ARM)" To: Dave Hansen Cc: Mike Rapoport , Dave Hansen , Peter Zijlstra , Andrew Morton , Andy Lutomirski , Borislav Petkov , David CARLIER , David Hildenbrand , Ingo Molnar , Jason Gunthorpe , Juergen Gross , Kevin Tian , Kiryl Shutsemau , "Liam R. Howlett" , Lu Baolu , "H. Peter Anvin" , Shakeel Butt , Suren Baghdasaryan , Thomas Gleixner , Toshi Kani , Vishal Moola , Vlastimil Babka , Will Deacon , iommu@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org, stable@vger.kernel.org, x86@kernel.org, syzbot@syzkaller.appspotmail.com Subject: Re: [PATCH 0/5] x86/mm/pat: CPA fixes Message-ID: References: <20260728-cpa-fixes-v1-0-2ed2352300b3@kernel.org> <90c2be6e-fe03-4da9-88d2-fe4d4f745cf2@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Aug 13, 2026 at 09:57:33AM +0100, Lorenzo Stoakes (ARM) wrote: > On Wed, Aug 12, 2026 at 03:20:23PM -0700, Dave Hansen wrote: > > On 8/7/26 07:34, Lorenzo Stoakes (ARM) wrote: > > > In any case - Mike - I think you probably need to respin this on tip > > > x86/mm anyway? > > > > > > Maybe worth doing that and seeing if that makes life a little easier for > > > the x86 folks. > > > > Yes, please. If it interacts with things in there, a rebase would be > > much appreciated. > > Thanks, Mike is already working on one I think he should get a rebased respin > out shortly :) > > > > > Also, please do send things separately if they are fixing active > > regressions or bugs that folks are hitting in the real world. We'll send > > those urgently and not through the normal tip/x86/mm process. > > By separately how do you mean, as individual patches? There are some ordering > requirements here I think, is it OK as a series on that basis? Why, speak of the devil :) https://lore.kernel.org/all/20260813-cpa-fixes-v2-0-39b4ff90f91d@kernel.org/ Let us know if you need anything us from us, happy to help! -- Cheers, Lorenzo