From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 C018A2DECA1 for ; Mon, 22 Sep 2025 16:34:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758558849; cv=none; b=pVZf9mNQGbVwzwDBQP25kACOUQZu/oQtl5zAQL2GviIL3kLALczfTuRoy1z35E7xelY+bYkuqd9AOd8cGIZjQhaM8ENA5VeK0IdskUrnTNJuZPkod5u0MdVN358WRnRHgSsJQD6XhaMQSbwC+9I/F3NmrOey1YRJG03WlODWDsU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758558849; c=relaxed/simple; bh=J5xgFBd3NU5Hap2uxJX37dSYFI7Kfv13S0/GT/le6ec=; h=Date:From:To:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SXh9aXGqO5391rLBr2nh8oJk4/4W1vpwchnx6QFXC1cnEkrjB4pwzGkGd0/eaxoZVD+wxrbqT85aBWiBFyjmkbw3lal/SR9wY3Pb/GLGZv+scRwlP9ztog0YXHXoEuaqYz7ZYzcgWoTY+1FeoG5qFsJqAe03rblnfDsGQkIUdmE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=WUUETWtQ; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="WUUETWtQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1758558846; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=gBJljojDbws+qHKYWMWrH6AZIQ6pnwW8hsnZj31y4NQ=; b=WUUETWtQLYO5jMZMLsueV3HEcGB1rv5uw8yWRdhuuvwb3F1gIrWvn6xXb036Ztlm4/OGzw ++hWZ5SehzJsbx6E8lTZy49vCWlS/2XisY57Q40BZN+EZ6Kz8YPG+d+wIYMc697B8qcDgE 1MBezF+Tn3ts6i+ZGyrv7EwE2fwPS7Q= Received: from mail-qt1-f200.google.com (mail-qt1-f200.google.com [209.85.160.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-209-XWEOdwA6O76xfPMax7Yu7g-1; Mon, 22 Sep 2025 12:34:02 -0400 X-MC-Unique: XWEOdwA6O76xfPMax7Yu7g-1 X-Mimecast-MFC-AGG-ID: XWEOdwA6O76xfPMax7Yu7g_1758558840 Received: by mail-qt1-f200.google.com with SMTP id d75a77b69052e-4b49666c8b8so80933781cf.3 for ; Mon, 22 Sep 2025 09:34:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758558840; x=1759163640; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=gBJljojDbws+qHKYWMWrH6AZIQ6pnwW8hsnZj31y4NQ=; b=RUdvMI00a11nNWdng0xcBJhtDPyYoWVUSD5rMGRW9lgF6XeY+crwSvL3jtCYUX5rdQ O3l33apPBXGlqi5hw7K4B27Q8uSNNid7f8W2ogypOXr/LKHhDXlvY6WflZPtTxrDRVKF TUw0cI8OLN8g+RipVDmOAA13uHV6WIM7rMat1Xh8SiVoPOhxYcRg7SA+Ce7SWFhGM5Q9 91eWFF1+IeD+xQk3dJpbI8v4IbuuzatakB5Eo8OUw+SOFNmcaHGScLby8CWfzK7/04T7 8NTJtamzrJBpb3bv5mistmfQRBHgyp5+Z9P+GcOfbilLblBBCQNk8GWXHYgjP0UjurLg ErbQ== X-Forwarded-Encrypted: i=1; AJvYcCVOS83q1dzTeRueWJXIlcJXjz4AIpxiFXwWu1d9usT3Io9Z5XqAsk8QtjcO59U8w6lNS7LqVZeSBNkCsks=@vger.kernel.org X-Gm-Message-State: AOJu0YwuHiuToGFY4C5MYBdIISRVzUSFPE1mZ8O9NScNBxzO3NT5i4ND zGgTPAARx71z31AVj6PMXwMP1vam71/Zgz8jIbgm8O8O2m2RVoxxyUYh+JE62SWWMP4cmfcrSrR Sl5+0SJR4f25RYIaMKxDROxGJ7ZAiv0XBPV0jS76VEW+XF/shZd/Xlv9ok3p5UBWLRlLrXOg9Ig == X-Gm-Gg: ASbGncs8INWpYH8y7UGJEGScfSwm/FuPh944n0W+9CIYmGUGvJdvVrxY0kG8CuWSzYu iUPnG44V/CyX8NTYSeBBZK3ynGKPF7cCl51ufIO/n3y3hnxBLEks7IOTx3Qx8HkHzHkiUa361z+ 4tiZtFs3zKUmtA/ZteC9mAuT6lpe9+uKtela934awlB+4On2fjGe3W6e6ZfDlPA26zpN5esTRvv 5lpul5728E0o3q/B5Y8D7PVq28pAkEblQWpoNZNXl02u73gjO1nmvljVk1TzqKeOF9MuxvzF9Od 55+u93pbd2l6n+eg1eiujXVeZwE9yUxX X-Received: by 2002:a05:622a:5908:b0:4b5:db9f:9904 with SMTP id d75a77b69052e-4c06e01de1bmr199682671cf.22.1758558839533; Mon, 22 Sep 2025 09:33:59 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH//E8b4gnkiEJqOP3wljjECSy+ua/1PyrN9UKJVnDq/W9qkrGv0rnACb5iI8z2zg8fwH1I7A== X-Received: by 2002:a05:622a:5908:b0:4b5:db9f:9904 with SMTP id d75a77b69052e-4c06e01de1bmr199681851cf.22.1758558838967; Mon, 22 Sep 2025 09:33:58 -0700 (PDT) Received: from x1.local ([142.188.210.50]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4ccade1cf34sm15909061cf.46.2025.09.22.09.33.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Sep 2025 09:33:58 -0700 (PDT) Date: Mon, 22 Sep 2025 12:33:56 -0400 From: Peter Xu To: "Liam R. Howlett" , David Hildenbrand , Lorenzo Stoakes , Nikita Kalyazin , Mike Rapoport , Suren Baghdasaryan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vlastimil Babka , Muchun Song , Hugh Dickins , Andrew Morton , James Houghton , Michal Hocko , Andrea Arcangeli , Oscar Salvador , Axel Rasmussen , Ujwal Kundur Subject: Re: [PATCH v2 1/4] mm: Introduce vm_uffd_ops API Message-ID: References: <4czztpp7emy7gnigoa7aap2expmlnrpvhugko7q4ycfj2ikuck@v6aq7tzr6yeq> <7cccbceb-b833-4a21-bdc4-1ff9d1d6c14f@lucifer.local> <74b92ce3-9e0e-4361-8117-7abda27f2dd4@redhat.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=utf-8 Content-Disposition: inline In-Reply-To: On Fri, Sep 19, 2025 at 03:38:51PM -0400, Liam R. Howlett wrote: > I spoke to Mike on this and I understand what I was missing. I'm fine > with the folio part as you have it. > > Apologies for holding this up and the added stress on your side. Thank you for changing your mind. Mike, I definitely appreciate your help alone the way since the start. I'll wait for 2-3 more days to see whether there's any further objections from anyone, or I'll repost. -- Peter Xu