From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 296F9C43331 for ; Fri, 3 Apr 2020 15:36:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E9EB120721 for ; Fri, 3 Apr 2020 15:36:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="h3BseL2p" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404364AbgDCPgl (ORCPT ); Fri, 3 Apr 2020 11:36:41 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:57169 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2403936AbgDCPgl (ORCPT ); Fri, 3 Apr 2020 11:36:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585928200; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=eRgcpWjGjWOGUASD5rRrzWGDQ6lWUmhgv3fzZ/n5jQ4=; b=h3BseL2p/OkRS6ggX0Cdb4wrTK1VwqzDuQ4BbdlKxuZf5QRPAH7V/y7kJhJxB8y+dkLjrM eTsBALytyRcW78GvIbdI7XiSvrG+7i7UlXMX+TGqJOuF+uNG53ul1k99/B3a17MGM9IuFH 0IP7XUh6rEVVNFEjTVPIBh48NNcezQQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-317-BO5Tb7MhMwySkbv35vDEVA-1; Fri, 03 Apr 2020 11:36:38 -0400 X-MC-Unique: BO5Tb7MhMwySkbv35vDEVA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 90E3D477; Fri, 3 Apr 2020 15:36:36 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-114-243.ams2.redhat.com [10.36.114.243]) by smtp.corp.redhat.com (Postfix) with ESMTP id 94D815C1BE; Fri, 3 Apr 2020 15:36:32 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <20200403151223.GB34800@gardel-login> References: <20200403151223.GB34800@gardel-login> <2418286.1585691572@warthog.procyon.org.uk> <20200401144109.GA29945@gardel-login> <2590640.1585757211@warthog.procyon.org.uk> <36e45eae8ad78f7b8889d9d03b8846e78d735d28.camel@themaw.net> <27994c53034c8f769ea063a54169317c3ee62c04.camel@themaw.net> <20200403111144.GB34663@gardel-login> To: Lennart Poettering Cc: dhowells@redhat.com, Miklos Szeredi , Ian Kent , Christian Brauner , Linus Torvalds , Al Viro , dray@redhat.com, Karel Zak , Miklos Szeredi , Steven Whitehouse , Jeff Layton , andres@anarazel.de, keyrings@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Aleksa Sarai Subject: Re: Upcoming: Notifications, FS notifications and fsinfo() MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <3248808.1585928191.1@warthog.procyon.org.uk> Date: Fri, 03 Apr 2020 16:36:31 +0100 Message-ID: <3248809.1585928191@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Lennart Poettering wrote: > BTW, while we are at it: one more thing I'd love to see exposed by > statx() is a simple flag whether the inode is a mount point. Note that an inode or a dentry might be a mount point in one namespace, but not in another. Do you actually mean an inode - or do you actually mean the (mount,dentry) pair that you're looking at? (Ie. should it be namespace specific?) David