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=-5.8 required=3.0 tests=BAYES_00,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 15940C4320A for ; Wed, 28 Jul 2021 22:51:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E4F1560EFD for ; Wed, 28 Jul 2021 22:50:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232180AbhG1WvA (ORCPT ); Wed, 28 Jul 2021 18:51:00 -0400 Received: from smtp-out1.suse.de ([195.135.220.28]:41274 "EHLO smtp-out1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232073AbhG1WvA (ORCPT ); Wed, 28 Jul 2021 18:51:00 -0400 Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 181FF222F0; Wed, 28 Jul 2021 22:50:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1627512657; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tUEOsvvUIOuI1HIMa4PjI1BF+bZxtkgy+G2Q3z4Ys6g=; b=OWBvF8PVwFJQ1nlDkLsGwLbqNQxTZz74jyxvzI+FxjLM3jNT1mAH2bz/QI6C2XROOBQ/m1 /zJkUHBJ9yAI8QM+QAjJPdhu2wDaidg6TpYEkewz2Mah6rBz1kMc7YKBvzWzcGd+vyVTf7 5xIkcwpnZuIeKALI/Tg+9RPighwQEF4= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1627512657; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tUEOsvvUIOuI1HIMa4PjI1BF+bZxtkgy+G2Q3z4Ys6g=; b=r8erBIibIGxkeHylhY3WZz8ZIQA//m/H7RaPG6YnwJMiwFooQ46AASK9PbXKB5bFpbevuo 0xzYoNn8/zY0RdDw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 8EF4013481; Wed, 28 Jul 2021 22:50:53 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id og/gEk3fAWF3YwAAMHmgww (envelope-from ); Wed, 28 Jul 2021 22:50:53 +0000 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 From: "NeilBrown" To: "Neal Gompa" Cc: "Wang Yugui" , "Christoph Hellwig" , "Josef Bacik" , "J. Bruce Fields" , "Chuck Lever" , "Chris Mason" , "David Sterba" , "Alexander Viro" , "linux-fsdevel" , linux-nfs@vger.kernel.org, "Btrfs BTRFS" Subject: Re: [PATCH/RFC 00/11] expose btrfs subvols in mount table correctly In-reply-to: References: <162742539595.32498.13687924366155737575.stgit@noble.brown>, <20210728125819.6E52.409509F4@e16-tech.com>, <20210728140431.D704.409509F4@e16-tech.com>, <162745567084.21659.16797059962461187633@noble.neil.brown.name>, Date: Thu, 29 Jul 2021 08:50:50 +1000 Message-id: <162751265073.21659.11050133384025400064@noble.neil.brown.name> Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org T24gV2VkLCAyOCBKdWwgMjAyMSwgTmVhbCBHb21wYSB3cm90ZToKPiBPbiBXZWQsIEp1bCAyOCwg MjAyMSBhdCAzOjAyIEFNIE5laWxCcm93biA8bmVpbGJAc3VzZS5kZT4gd3JvdGU6Cj4gPgo+ID4g T24gV2VkLCAyOCBKdWwgMjAyMSwgV2FuZyBZdWd1aSB3cm90ZToKPiA+ID4gSGksCj4gPiA+Cj4g PiA+IFRoaXMgcGF0Y2hzZXQgd29ya3Mgd2VsbCBpbiA1LjE0LXJjMy4KPiA+Cj4gPiBUaGFua3Mg Zm9yIHRlc3RpbmcuCj4gPgo+ID4gPgo+ID4gPiAxLCBmaXhlZCBkdW1teSBpbm9kZSgyNTUsIEJU UkZTX0ZJUlNUX0ZSRUVfT0JKRUNUSUQgLSAxICkgIGlzIGNoYW5nZWQgdG8KPiA+ID4gZHluYW1p YyBkdW1teSBpbm9kZSgxODQ0Njc0NDA3MzcwOTU1MTM1OCwgb3IgMTg0NDY3NDQwNzM3MDk1NTEz NTksIC4uLikKPiA+Cj4gPiBUaGUgQlRSRlNfRklSU1RfRlJFRV9PQkpFQ1RJRC0xIHdhcyBhIGp1 c3QgYSBoYWNrLCBJIG5ldmVyIHdhbnRlZCBpdCB0bwo+ID4gYmUgcGVybWFuZW50Lgo+ID4gVGhl IG5ldyBudW1iZXIgaXMgVUxPTkdfTUFYIC0gc3Vidm9sX2lkICh3aGVyZSBzdWJ2b2xfaWQgc3Rh cnRzIGF0IDI1NyBJCj4gPiB0aGluaykuCj4gPiBUaGlzIGlzIGEgYml0IGxlc3Mgb2YgYSBoYWNr LiAgSXQgaXMgYW4gZWFzaWx5IGF2YWlsYWJsZSBudW1iZXIgdGhhdCBpcwo+ID4gZmFpcmx5IHVu aXF1ZS4KPiA+Cj4gPiA+Cj4gPiA+IDIsIGJ0cmZzIHN1YnZvbCBtb3VudCBpbmZvIGlzIHNob3du IGluIC9wcm9jL21vdW50cywgZXZlbiBpZiBuZnNkL25mcyBpcwo+ID4gPiBub3QgdXNlZC4KPiA+ ID4gL2Rldi9zZGMgICAgICAgICAgICAgICAgYnRyZnMgICA5NEcgIDMuNU0gICA5M0cgICAxJSAv bW50L3Rlc3QKPiA+ID4gL2Rldi9zZGMgICAgICAgICAgICAgICAgYnRyZnMgICA5NEcgIDMuNU0g ICA5M0cgICAxJSAvbW50L3Rlc3Qvc3ViMQo+ID4gPiAvZGV2L3NkYyAgICAgICAgICAgICAgICBi dHJmcyAgIDk0RyAgMy41TSAgIDkzRyAgIDElIC9tbnQvdGVzdC9zdWIyCj4gPiA+Cj4gPiA+IFRo aXMgaXMgYSB2aXNpdWFsIGZlYXR1cmUgY2hhbmdlIGZvciBidHJmcyB1c2VyLgo+ID4KPiA+IEhv cGVmdWxseSBpdCBpcyBhbiBpbXByb3ZlbWVudC4gIEJ1dCBpdCBpcyBjZXJ0YWlubHkgYSBjaGFu Z2UgdGhhdCBuZWVkcwo+ID4gdG8gYmUgY2FyZWZ1bGx5IGNvbnNpZGVyZWQuCj4gCj4gSSB0aGlu ayB0aGlzIGlzIGJlaGF2aW9yIHBlb3BsZSBnZW5lcmFsbHkgZXhwZWN0LCBidXQgSSB3b25kZXIg d2hhdAo+IHRoZSBjb25zZXF1ZW5jZXMgb2YgdGhpcyB3b3VsZCBiZSB3aXRoIGh1Z2UgbnVtYmVy cyBvZiBzdWJ2b2x1bWVzLiBJZgo+IHRoZXJlIGFyZSBodW5kcmVkcyBvciB0aG91c2FuZHMgb2Yg dGhlbSAod2hpY2ggaXMgcXVpdGUgcG9zc2libGUgb24KPiBTVVNFIHN5c3RlbXMsIGZvciBleGFt cGxlLCB3aXRoIGl0cyBhdXRvLXNuYXBzaG90dGluZyByZWdpbWUpLCB0aGlzCj4gd291bGQgYmUg YSBtZXNzLCB3b3VsZG4ndCBpdD8KCldvdWxkIHRoZXJlIGJlIGh1bmRyZWRzIG9yIHRob3VzYW5k cyBvZiBzdWJ2b2xzIGNvbmN1cnJlbnRseSBiZWluZwphY2Nlc3NlZD8gVGhlIGF1dG8tbW91bnRl ZCBzdWJ2b2xzIG9ubHkgYXBwZWFyIGluIHRoZSBtb3VudCB0YWJsZSB3aGlsZQp0aGF0IGFyZSBi ZWluZyBhY2Nlc3NlZCwgYW5kIGZvciBhYm91dCAxNSBtaW51dGVzIGFmdGVyIHRoZSBsYXN0IGFj Y2Vzcy4KSSBzdXNwZWN0IHRoYXQgbW9zdCBzdWJ2b2xzIGFyZSAiYmFja3VwIiBzbmFwc2hvdHMg d2hpY2ggYXJlIG5vdCBiZWluZwphY2Nlc3NlZCBhbmQgc28gd291bGQgbm90IGFwcGVhci4KCj4g Cj4gT3IgY2FuIHdlIGFkZCBhIHdheSB0byBtYXJrIHRoZXNlIHRoaW5ncyB0byBub3Qgc2hvdyB1 cCB0aGVyZSBvciBpcwo+IHRoZXJlIHNvbWUga2luZCBvZiBiZWhhdmlvcmFsIGNoYW5nZSB3ZSBj YW4gbWFrZSB0byBzbmFwcGVyIG9yIG90aGVyCj4gdG9vbHMgdG8gbWFrZSB0aGVtIG5vdCBzaG93 IHVwIGhlcmU/CgpDZXJ0YWlubHkgaXQgbWlnaHQgbWFrZSBzZW5zZSB0byBmbGFnIHRoZXNlIGlu IHNvbWUgd2F5IHNvIHRoYXQgdG9vbHMKY2FuIGNob29zZSB0aGUgaWdub3JlIHRoZW0gb3IgaGFu ZGxlIHRoZW0gc3BlY2lhbGx5LCBqdXN0IGFzIG5mc2QgbmVlZHMKdG8gaGFuZGxlIHRoZW0gc3Bl Y2lhbGx5LiAgSSB3YXMgY29uc2lkZXJpbmcgYSAibG9jYWwiIG1vdW50IGZsYWcuCgpOZWlsQnJv d24KCj4gCj4gCj4gCj4gLS0gCj4g55yf5a6f44Gv44GE44Gk44KC5LiA44Gk77yBLyBBbHdheXMs IHRoZXJlJ3Mgb25seSBvbmUgdHJ1dGghCj4gCj4gCg==