From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 9DAA12E0B4E for ; Thu, 21 Aug 2025 13:02:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755781331; cv=none; b=sVQL/FUL9COPnqsJ2P7+EZGhE1OScucDi7zAuLgvbwwpfXy+fbiDVGyB6sJkS+XhrOiDAIocVMHk1NJ56foBqX2BJN9N9VVd7n0qyhTGC+5mTxkdhjjCB3NaSHV+oASFirZWa2o0CfiWGG+UBz3lM2qIuLB6VRAJ1QagSPT9a7A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755781331; c=relaxed/simple; bh=HNHiZLThPQ887txOD81b+D+T9uJUF8eSiY2C4Hx0+CM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DCeopoTIlEEn9g/xoKgTDV8HpHwJ80kt6AcONSsMGoWcNeOC02NRd7dUSoN1WDgvGZ3n4h5hj7xaFUuRY2yIUTm21SyuNXK4n69MD3HbgWkLsVbLvw5ZEQas8CjnaUiARxDbm3vi4nVLkBYezs35Dza5qd9VNgzlnZ++DOH1QDs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nLjdZUQr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nLjdZUQr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 40EA3C4CEEB; Thu, 21 Aug 2025 13:02:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755781331; bh=HNHiZLThPQ887txOD81b+D+T9uJUF8eSiY2C4Hx0+CM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=nLjdZUQrco0yrBsfgTjmkII/EchFrBZc3oUnkgzCbhO9PiSuT3OJHBPNnOmZU/qcm W8vSazTpvJGQ56zyEZcwal9IKlGpIMiBSAUQNh1nbU/Fgt5M6/X2HfsBYi9Ybl1qc0 NbgexLJbd+TEdcLzM/VVHiY956Fk0Fw5O9k2IjmURetxJcXVRk0tDyZpYJOSXuVuTT HhRAAHWu42OkPojnJYm+GyOszaNXb5xGvT/Wi6yQlg3rRxO0cjwc08lXmyAQjSNsD5 jMueGfHlncQvGJfTVm9vGi2NizVzLpE9Hyl0kFnSGhn88LekF/R6ScFKoKrN6IF1be hWX9ZG06deOtQ== Date: Thu, 21 Aug 2025 09:02:10 -0400 From: Sasha Levin To: Andrew Morton Cc: david@redhat.com, surenb@google.com, aarcange@redhat.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/userfaultfd: fix kmap_local LIFO ordering for CONFIG_HIGHPTE Message-ID: References: <20250731144431.773923-1-sashal@kernel.org> <20250801141101.9f3555a172609cb64fde7f71@linux-foundation.org> <20250820212423.fbac2b17eb4f6a9667a8c979@linux-foundation.org> 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; format=flowed Content-Disposition: inline In-Reply-To: <20250820212423.fbac2b17eb4f6a9667a8c979@linux-foundation.org> On Wed, Aug 20, 2025 at 09:24:23PM -0700, Andrew Morton wrote: >On Fri, 1 Aug 2025 17:56:25 -0400 Sasha Levin wrote: > >> >> Fixes: adef440691ba ("userfaultfd: UFFDIO_MOVE uABI") >> >> Co-developed-by: Claude claude-opus-4-20250514 >> > >> >Well this is innovative. I doubt if Co-developed-by: is appropriate >> >for this (where's Claude's Signed-off-by:?) >> >> Claude (or any other AI) can't legally sign off on code :) >> >> >I'd support creating a new changelog tag for this case. >> >> This is in the context of a proposal on workflows@: >> https://lore.kernel.org/workflows/20250728105634.GF787@pendragon.ideasonboard.com/T/#t >> >> The Co-developed-by: usage wasn't my proposal, but it looked like the >> majority of folks were okay with it. >> > >I need to do something about this and the discussion over on >ksummit@lists.linux.dev has been as beer-addled as one would expect. > >Oh well. I guess for now we can welcome Claude to the kernel >development team. FWIW, I've switched the new RFC to use Assisted-by: as suggested by yourself and David. If you'd prefer, I can resend it with the Assisted-by tag instead. -- Thanks, Sasha