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[139.178.88.99]) by mx.google.com with ESMTPS id bi11-20020a056a02024b00b005cf8b7a0629si3964209pgb.663.2024.02.08.01.02.26 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 01:02:27 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-57685-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=WI1H1J7j; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-57685-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-57685-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 65086282AC2 for ; Thu, 8 Feb 2024 09:01:46 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 8E18D6BB38; Thu, 8 Feb 2024 09:01:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WI1H1J7j" 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 B112D67E9E; Thu, 8 Feb 2024 09:01:13 +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=1707382873; cv=none; b=i51Yj5GpiQlyDAoo3dslTit2Sb/BDgIgGVDNlQmueV3ELywuXel7oK4/hxLZpOCjON90q8/kCA+rTMlFDU6rGSxyBt9gL1KF38K9rCTU8wC72TDKu2nc6CBx9tXXTQs+lEJIKq7HEXSlOm3BF8/QWwIyxsHlEClwpy2rtxQmktc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707382873; c=relaxed/simple; bh=kyhgLLfEmFSyGFkdHbP3ms0xd4TZ8gGDCe7KEd1FyV4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=NOkGpL0akfc6pehJQZIthdOBGnOTmsMOYsgRZwhlE/spEYhZSH0ZhBitz24GY3H2QrCU9OitarfGv+NOfWZJQEuVa25xvMiTRHzzStO9ScL/UdWJ9DmbjV6qsWtm/jSeHbw+ckatxhoZb81vSUK30yRjFB4M2eZQvaAAVcm6mvU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WI1H1J7j; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D445C433C7; Thu, 8 Feb 2024 09:01:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707382873; bh=kyhgLLfEmFSyGFkdHbP3ms0xd4TZ8gGDCe7KEd1FyV4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=WI1H1J7jkweyMdeHBFzWOkUML1n+0DorRwze23LcyCsWdTJlBebpWowClhT85VoXf ou6im09OyNkkD34Uri9Qv0AWqDBQwZfls5F6h8+2AJyhAnxgjjCDLweEraBuuat3Mo u0ixueoiWw4DYKQNweb3ddUAnawqWEzBASQjiA3r176qr0BQlOd3K+qhAGcLLdvqR9 ZAqiK3tsaM8OIsX03MXuB+GIAZYd9C6p27KmCFvKRGeyUluEsHhsrTmwYNd6u7CRja JZDwMB6pq9jk5TdruWd2Xt0zZr8oWrxOGbqcMNHN86Zz2ef6YsG5MA1yUWCNCesdw1 veOq53+kbtKMw== Date: Thu, 8 Feb 2024 10:01:07 +0100 From: Christian Brauner To: Kent Overstreet Cc: Theodore Ts'o , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 0/7] filesystem visibililty ioctls Message-ID: <20240208-androhung-wutanfall-160937914396@brauner> References: <20240206201858.952303-1-kent.overstreet@linux.dev> <20240207174009.GF119530@mit.edu> 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: > don't think other filesystems will want to deal with the hassle of > changing UUIDs at runtime, since that's effectively used for API access > via sysfs and debugfs. /me nods.