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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 3953DC432C3 for ; Tue, 19 Jan 2021 14:29:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F217020715 for ; Tue, 19 Jan 2021 14:29:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404783AbhASO33 (ORCPT ); Tue, 19 Jan 2021 09:29:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47476 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731683AbhASJmq (ORCPT ); Tue, 19 Jan 2021 04:42:46 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C047AC061575; Tue, 19 Jan 2021 01:41:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=rLPcas8qvKGprt5G5HA4mc1VDI15b6jgKBMPBgtAvkM=; b=aNcyTrE6rNmlOn+DvTSXxBOjtk qtnTYK14fDIZ+DzH+2i7VrrFEr76F2yHWpFEDBiCWjlL6xy6w05sQTBy7lkL8pDQ7gL417joKf4Rw f8j8kcbDOkv2Im8bfMxWzRKFnC3aXIK2P2kiFidbpopzUj7xQBQEM1wCzyPcCxAUjvudpsLKHbx/e bAh10WfpMx4K7KmzLkyR3QEIhmVVTeEanjQo/C2yp0DAEMJNJ23gA8dcBywcSgzeEIzGCm0PROuRp un+CMP1x+d0mDlgi19oMOryOEfvKgHeXeuHOSsVxzETi4wr0vhTp4TisaVa9KnIJc/p4MJhOI49iK A5JwVkig==; Received: from hch by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1l1nWF-00E88C-5W; Tue, 19 Jan 2021 09:41:48 +0000 Date: Tue, 19 Jan 2021 09:41:47 +0000 From: Christoph Hellwig To: Christian Brauner Cc: Alexander Viro , Christoph Hellwig , linux-fsdevel@vger.kernel.org, John Johansen , James Morris , Mimi Zohar , Dmitry Kasatkin , Stephen Smalley , Casey Schaufler , Arnd Bergmann , Andreas Dilger , OGAWA Hirofumi , Geoffrey Thomas , Mrunal Patel , Josh Triplett , Andy Lutomirski , Theodore Tso , Alban Crequy , Tycho Andersen , David Howells , James Bottomley , Seth Forshee , St??phane Graber , Linus Torvalds , Aleksa Sarai , Lennart Poettering , "Eric W. Biederman" , smbarber@chromium.org, Phil Estes , Serge Hallyn , Kees Cook , Todd Kjos , Paul Moore , Jonathan Corbet , containers@lists.linux-foundation.org, linux-security-module@vger.kernel.org, linux-api@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-integrity@vger.kernel.org, selinux@vger.kernel.org, Christoph Hellwig Subject: Re: [PATCH v5 26/42] fcntl: handle idmapped mounts Message-ID: <20210119094147.GK3364550@infradead.org> References: <20210112220124.837960-1-christian.brauner@ubuntu.com> <20210112220124.837960-27-christian.brauner@ubuntu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210112220124.837960-27-christian.brauner@ubuntu.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org This can use file_user_ns. Otherwise looks good: Reviewed-by: Christoph Hellwig