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=-6.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 040A1C11F68 for ; Fri, 2 Jul 2021 18:06:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C896B61402 for ; Fri, 2 Jul 2021 18:06:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229812AbhGBSIr (ORCPT ); Fri, 2 Jul 2021 14:08:47 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:53219 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229455AbhGBSIr (ORCPT ); Fri, 2 Jul 2021 14:08:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625249173; 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=ooZkD7eTtrGGUaQJ74CSokbPUl7xvYsQW1e5E5FeMnA=; b=hAwDA9wukOxc3tBR4b88jjLqd/oj561j7CyYfHCxxTixNOkdAf+t5fTf2NZALdqCAZwx65 kOpivW3Mp0b0LcmvrEvHags9CgU7kdwYF85j3se0F0BQYj3bYYSCYFtTOMaX2ASJW9xdQX 9VEjv8QTYVx9LSQWbd5bcbng8dOdoN8= Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-497-1VqahMCLPCKBo9bZH3uVzg-1; Fri, 02 Jul 2021 14:06:12 -0400 X-MC-Unique: 1VqahMCLPCKBo9bZH3uVzg-1 Received: by mail-io1-f69.google.com with SMTP id z11-20020a05660229cbb029043af67da217so7462256ioq.3 for ; Fri, 02 Jul 2021 11:06:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ooZkD7eTtrGGUaQJ74CSokbPUl7xvYsQW1e5E5FeMnA=; b=lielGjuOscNRJSGNDLjTgMwf837Rw/76Hp/ulZ71AZL5hEmS5vksWRdbACppgVn4Hd Q3muSSVG0IiLf8jQ/1HF4MGlw0zyKg2Sng//TeCM3w4HOOoa2Zw8zge80jua7LjNUOBG og4WE1CzlLsXBSMeVkZTeybSyjYcNarL5sSrtWDAfvAY5aeUvjau7H1iDkmNgjBP9P9A tTQkMOUDKj7iXyu5RYX2YouAjugVoKoPP9vspWs9z6RjQGh0yxBhm2qL01H/4LQe9uG6 lXMnSFGBvEka2J/L/FXmRGZUSNAwyTSlsZONNKQJmwulm88NMNY81ky2gYjLmR0wCWDB uDAA== X-Gm-Message-State: AOAM530V/lChyspKy3Ef8vjCP13SdGIY+kFx9NNkDzZNxfy4B/PP1zvN l43Te7h3YkfxkpNwh8BwiNkAjh1r+IC5BlWIt7BQYPk9F6MWKk88CPNdlVXwZz7kLJXAYYJnvD1 alXiBFH4YMp/m5NKDjGyTeEVRuGwXPIZCuEFhjg== X-Received: by 2002:a92:de45:: with SMTP id e5mr808874ilr.157.1625249172221; Fri, 02 Jul 2021 11:06:12 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx/5vuPXARYpRwd9pT+1ECNWBnMdC9yjp0vRVYME28jk2BPrycFU1RacPaK+IDCU+lzLo039UPPIYTtKlb0wbY= X-Received: by 2002:a92:de45:: with SMTP id e5mr808861ilr.157.1625249172057; Fri, 02 Jul 2021 11:06:12 -0700 (PDT) MIME-Version: 1.0 References: <20210702064821.148063-1-vshankar@redhat.com> In-Reply-To: <20210702064821.148063-1-vshankar@redhat.com> From: Patrick Donnelly Date: Fri, 2 Jul 2021 11:05:46 -0700 Message-ID: Subject: Re: [PATCH v2 0/4] ceph: new mount device syntax To: Venky Shankar Cc: Jeff Layton , Ilya Dryomov , lhenriques@suse.de, Ceph Development Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org On Thu, Jul 1, 2021 at 11:48 PM Venky Shankar wrote: > Also note that the userspace mount helper tool is backward > compatible. I.e., the mount helper will fallback to using > old syntax after trying to mount with the new syntax. The kernel is also backwards compatible too, right? -- Patrick Donnelly, Ph.D. He / Him / His Principal Software Engineer Red Hat Sunnyvale, CA GPG: 19F28A586F808C2402351B93C3301A3E258DD79D