From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (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 EBFBF50276; Tue, 17 Dec 2024 17:38:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734457099; cv=none; b=q1vH+/eLOrwkAQ2wzgkc4RTE0ZB0QW//Erivb0FyCVK5ItgYvkQTm3ZhyEjwl+6HZ/hf38OMbslrOA9FmoSFzHofGbzy5tLl/0KVz17mJd9BvBgUZMH6Sa3bGOeeMrnJwgPavRzHzoRobqYRt9oOuoqQs18R76Uitr5Eaw4Iwg4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734457099; c=relaxed/simple; bh=RqLIxw+h5zWKsViM87nW2arJ/RJf3bT6BWU6QENOfzA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=E/o8otP4OCDLWNfROPy0/mB1NtT18lh2ZTixBiZEfBF/G2AZRPMdwyl78fhK+HebfQHSFFC25rkTw+EnWNaszN8TB+EYNcOCuILAVXn6Xefa6Eud26ic7TmdqIKVQqNetSOCRNMC6+d7UfB63PO1RW1QEw4BgjTWO91a+YC8ncM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=e2OoKAAN; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="e2OoKAAN" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=74iTgQa61eNzx/JtaTIBBgYsuHBgR7rqR7IEHxPvjDc=; b=e2OoKAANYzbM5rSDnwHgsVm69n /9ty0MCz/9Cz+auCMj6veYJCteeLb5HSZx23vKZ/29i1uyR0bZ7ZkNCynFrEN48zECXqncEQ7icM+ bok36vLxNgtSlN5Dw7ydil52ab8iICczCFIY7E1IMv9JeGpKbraOeC1QxGj0O9SHYDU/APChRaisF 107JeIdJwc8OjQzkllZLveYOfS9FDFH4+OzOdVjC1IDig17S7a5YP87ch/+DsfTCUF7vNKNVxGmBQ YO5ii5UpeWxrebjplxrxtqtgd29jgtzeF8XLedqaT2KcnW31KjbvO9tO7hUx9kpIXK7RQhFfUyOnm Q0hY548w==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.98 #2 (Red Hat Linux)) id 1tNbWJ-00000009FYb-1yC6; Tue, 17 Dec 2024 17:38:07 +0000 Date: Tue, 17 Dec 2024 17:38:07 +0000 From: Al Viro To: Song Liu Cc: linux-fsdevel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-security-module@vger.kernel.org, willy@infradead.org, corbet@lwn.net, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, brauner@kernel.org, jack@suse.cz, cem@kernel.org, djwong@kernel.org, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, fdmanana@suse.com, johannes.thumshirn@wdc.com Subject: Re: [RFC] lsm: fs: Use i_callback to free i_security in RCU callback Message-ID: <20241217173807.GD1977892@ZenIV> References: <20241216234308.1326841-1-song@kernel.org> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241216234308.1326841-1-song@kernel.org> Sender: Al Viro > - Let pipe free inode from a RCU callback. ... which hurts the systems with LSM crap disabled. NAK.