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 965E6139D1A; Thu, 22 Aug 2024 07:54:29 +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=1724313269; cv=none; b=HHabARVKLIbtImA4JU3m8a6A2TU7s/N0f9+RRhE5/fTRTBHkjJ6Tlfyr3Vn0nLYzIWGG12YRy7J2mTC+96VvS0XOO2+BIk5MML5XoJkA6ve9V6SXBLWK8Wfu0x0UoW0homnWBKz/ksCGA6mkuPBP/aAAjSq2NuqGX3Tg7NSmGR0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724313269; c=relaxed/simple; bh=uSnDynklvX7IdSjujnB4XlMNdWjBb3XWSwgI4AMLTZU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=oEZAhhcM+bTAOAvCWQ4wd9IOQ7E0/nqZ3k91i78lRK6lseH/giJ/QgLXxyU59SLzLWF39R3CpWx5E1s0Uko1sOJYIa8blubXQbsMM6NQsH8sBDjrp8zSUS3BX5h71TX0E/XgGURlm05/hxslfmWgULrKqohIeuxSBAR9EN6HMII= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jv8L2qBJ; 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="jv8L2qBJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BAB48C4AF09; Thu, 22 Aug 2024 07:54:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724313269; bh=uSnDynklvX7IdSjujnB4XlMNdWjBb3XWSwgI4AMLTZU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jv8L2qBJE0oMQVGA3L+nF7k/3D4zT2gc5SqvaXIwN3D2jGKxPaIvtKwWndHAG918x fnwXDY1DdSfgIPghsydtwzPQkPe4ZWkkm3/j74DBUEd8mZ1HFOq3HkBvSfIqBxmHH8 jfo2f/ax4UE8eK6prNMNMT46c8yiyo30cWlEnlwTxJzb5F33HMvfGtNRF+FtWrIJGc uFr/aa5REueuZpX1rQ1hCLu1UGid8GLxFXfiHyLI7Q3fZC6ERV4kWckzzDDesGwUUL v7vcC9ZCEpFeaY6WeeXk970lFMeYuram8pvt8a/RTsa2b9VSDR+i1rxowzyI98sY8K 1QhbBtMUGLq6A== Date: Thu, 22 Aug 2024 09:54:25 +0200 From: Christian Brauner To: Al Viro Cc: Mateusz Guzik , jack@suse.cz, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 2/3] lift grabbing path into caller of do_dentry_open() Message-ID: <20240822-planzahlen-szenarien-ecc66363fbe0@brauner> References: <20240807070552.GW5334@ZenIV> <20240807075218.GX5334@ZenIV> <20240807124348.GY5334@ZenIV> <20240807203814.GA5334@ZenIV> <20240822003359.GO504335@ZenIV> <20240822004101.GQ504335@ZenIV> 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: <20240822004101.GQ504335@ZenIV> On Thu, Aug 22, 2024 at 01:41:01AM GMT, Al Viro wrote: > ... and do that after the call. Legitimate, since no ->open() > instance tries to modify ->f_path. Never had been promised to > work, never had been done by any such instance, now it's clearly > forbidden. > > Signed-off-by: Al Viro > --- Yes, I like it! Reviewed-by: Christian Brauner