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 B20ED145B3F; Mon, 15 Jun 2026 11:39:17 +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=1781523558; cv=none; b=I6iCebGJqKx4LsubN36XhxCUG7mBG4jetIw0i6vzy9p5r0B6k8asn9PtOb6au0YV1iBolsjTZpqulO2C9ZU6qH6xxG+f30LyZHCeg2jGZBGeblOwxH3ZnL8ZXHmxviTKoTs6cO3QDvn+dGrGRYlUfJFqk8/mFvTF9DRyIptSN58= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781523558; c=relaxed/simple; bh=ZcrKhAY3UJvpP84UyMzrh2QLSgtshfd4e36oBhHbNq8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=BDjAuue+HmQNJxhhxc1U1As3sVMLUGV00wOlgi74Y22Scdwp0BqlYEWVgkloKX8+4a8I/uMjnIApWkhNsqkFWUeao0ZFhKNDqxEzKFnDRwQAJFL4TCizDIlJR4fzblfZ/zrkqUxII1uKIqzqpZQmqMCbfU4bGd1sQ8nr/+XCTR0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lE039RTH; 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="lE039RTH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A80511F000E9; Mon, 15 Jun 2026 11:39:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781523557; bh=evSn0i3aRCo8rewDkLxOYMP18paLc7Xbjt30VOZ5sKo=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=lE039RTHXLVkeFZTudC84YWy7kBEB6paYo0JuB/agaBcilzSuynavx1sUmCMSmlwY 6WYnZr4baq8MW7wYE9vrnLX4Ta24DCc0ErBbkinkomEhFnNMaIrNlEXdSLEiwqqm3+ qwJ1p6GABFYQFWuQWlhANQzgFhBT0T3v21aItv+r+Uye+ptfuYMBnFNixSX/l2+C/t hgAkHpDp6b0aP4MVM5LS0DIfWtRgJkKpTyKyc9zh90tBET87tRc38v3Dh4920P/7bU 04Z64juCAOG8gaZ5XU1d/ukehAa3gHVrtp/et6z2ZAW/uGVv65YTBGOzKb0oZYEEQX mPi48Gugjro6g== Message-ID: <02d432a5-3241-492e-9fc8-40ac151f6eb2@kernel.org> Date: Mon, 15 Jun 2026 13:39:11 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] cgroup/cpuset: rebind mm mempolicy to effective_mems, not mems_allowed To: Gregory Price Cc: Farhad Alemi , Andrew Morton , Waiman Long , Farhad Alemi , Yury Norov , Joshua Hahn , Zi Yan , Matthew Brost , Rakie Kim , Byungchul Park , Ying Huang , Alistair Popple , Rasmus Villemoes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, stable@vger.kernel.org References: <8d3b4561-92cd-4ebc-8462-5fb0fd659e8a@kernel.org> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/15/26 13:19, Gregory Price wrote: > On Mon, Jun 15, 2026 at 01:08:16PM +0200, David Hildenbrand (Arm) wrote: >> With newmems it's clear that it is guaranteed to not be empty. > > I hadn't noticed he switched the patch from newmems -> effective_mems. > > This needs to be changed back to newmems, otherwise we're depending on > a derivative value set somewhere else in the code being correct instead > of using what we *know* is correct *at the moment we need to use it*. > > So yes, go back to using newmems. Right, that's what v1 did looking at this now. Waiman requested the change, but I don't think we want that. So for v1: Acked-by: David Hildenbrand (Arm) -- Cheers, David