From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#23904: Btrfs clone support in copy operations Date: Sun, 11 Sep 2016 18:25:07 +0300 Message-ID: <83eg4qbgrw.fsf@gnu.org> References: <1467745602.28158.17.camel@kcolford.com> <577C5588.3060608@cs.ucla.edu> <7d9c224b-e525-de33-426e-15bc328e7108@yandex.ru> <577CF00A.80707@cs.ucla.edu> <83oa6an794.fsf@gnu.org> <577D1EF1.5020401@cs.ucla.edu> <83k2gyn5yu.fsf@gnu.org> <577D40AA.9060004@cs.ucla.edu> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1473607581 23754 195.159.176.226 (11 Sep 2016 15:26:21 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 11 Sep 2016 15:26:21 +0000 (UTC) Cc: sbaugh@catern.com, kieran@kcolford.com, dmantipov@yandex.ru, 23904@debbugs.gnu.org To: Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Sep 11 17:26:15 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bj6e6-0005Cg-Md for geb-bug-gnu-emacs@m.gmane.org; Sun, 11 Sep 2016 17:26:14 +0200 Original-Received: from localhost ([::1]:38026 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bj6e4-0001oI-L5 for geb-bug-gnu-emacs@m.gmane.org; Sun, 11 Sep 2016 11:26:12 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43454) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bj6dy-0001o7-GY for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2016 11:26:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bj6dt-00038p-Px for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2016 11:26:04 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:58848) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bj6dt-00038l-N6 for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2016 11:26:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bj6dt-00012B-HS for bug-gnu-emacs@gnu.org; Sun, 11 Sep 2016 11:26:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 11 Sep 2016 15:26:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23904 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 23904-submit@debbugs.gnu.org id=B23904.14736075393942 (code B ref 23904); Sun, 11 Sep 2016 15:26:01 +0000 Original-Received: (at 23904) by debbugs.gnu.org; 11 Sep 2016 15:25:39 +0000 Original-Received: from localhost ([127.0.0.1]:56560 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bj6dS-00011R-Mq for submit@debbugs.gnu.org; Sun, 11 Sep 2016 11:25:39 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:52389) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bj6dR-00011E-3N for 23904@debbugs.gnu.org; Sun, 11 Sep 2016 11:25:33 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bj6dI-0002qc-VQ for 23904@debbugs.gnu.org; Sun, 11 Sep 2016 11:25:28 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:49013) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bj6d3-0002kV-5s; Sun, 11 Sep 2016 11:25:09 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1135 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bj6d1-0007dZ-0W; Sun, 11 Sep 2016 11:25:07 -0400 In-reply-to: (message from Paul Eggert on Sat, 10 Sep 2016 19:16:39 -0700) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:123173 Archived-At: > Cc: dmantipov@yandex.ru, 23904-done@debbugs.gnu.org, sbaugh@catern.com, > kieran@kcolford.com > From: Paul Eggert > Date: Sat, 10 Sep 2016 19:16:39 -0700 > > > [1:text/plain Hide] > > I looked into this a bit more, and it appears that there's little point to > giving the user an option to clone or not clone when copying files, as the > cloning (or not cloning) can occur anyway. > > We plan to release a coreutils version soon and to change the default to clone > after the release. For Emacs master the next release is far away, so there is > plenty of time to try out the FICLONE performance improvement. I installed the > attached two patches and am marking this bug report as done. The first patch is fine with me. > The second patch merely updates the documentation to discuss the issue; it is > logically independent of the first patch, since the issue can occur both with > and without the first patch. I wonder why we need that text in the manual, it doesn't seem to provide any useful actionable info, just general description of an issue.