From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Helmut Eller Newsgroups: gmane.emacs.bugs Subject: bug#23904: Btrfs clone support in copy operations Date: Wed, 06 Jul 2016 07:52:24 +0200 Message-ID: References: <1467745602.28158.17.camel@kcolford.com> <577C5588.3060608@cs.ucla.edu> <7d9c224b-e525-de33-426e-15bc328e7108@yandex.ru> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1467784806 18831 80.91.229.3 (6 Jul 2016 06:00:06 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 6 Jul 2016 06:00:06 +0000 (UTC) To: 23904@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jul 06 07:59:54 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1bKfsE-0003kC-VL for geb-bug-gnu-emacs@m.gmane.org; Wed, 06 Jul 2016 07:59:51 +0200 Original-Received: from localhost ([::1]:59477 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKfsB-0001r2-6B for geb-bug-gnu-emacs@m.gmane.org; Wed, 06 Jul 2016 01:59:47 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56244) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKfli-0005TU-7E for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:53:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bKfle-0007lv-0L for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:53:05 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:54693) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKfld-0007lm-TB for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:53:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bKfld-0003iq-Kl for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:53:01 -0400 X-Loop: help-debbugs@gnu.org In-Reply-To: <577C5588.3060608@cs.ucla.edu> Resent-From: Helmut Eller Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 06 Jul 2016 05:53:01 +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 X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.146778437714295 (code B ref -1); Wed, 06 Jul 2016 05:53:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 6 Jul 2016 05:52:57 +0000 Original-Received: from localhost ([127.0.0.1]:38797 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bKflZ-0003iV-1O for submit@debbugs.gnu.org; Wed, 06 Jul 2016 01:52:57 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:36973) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bKflW-0003iE-Sw for submit@debbugs.gnu.org; Wed, 06 Jul 2016 01:52:55 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bKflQ-0007ih-RS for submit@debbugs.gnu.org; Wed, 06 Jul 2016 01:52:49 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:47928) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKflQ-0007id-OO for submit@debbugs.gnu.org; Wed, 06 Jul 2016 01:52:48 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:56174) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKflP-0005Fw-MG for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:52:48 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bKflM-0007i8-FV for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:52:47 -0400 Original-Received: from plane.gmane.org ([80.91.229.3]:48401) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bKflM-0007hJ-8q for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 01:52:44 -0400 Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1bKflJ-0008Fi-4F for bug-gnu-emacs@gnu.org; Wed, 06 Jul 2016 07:52:41 +0200 Original-Received: from dial-190008.pool.broadband44.net ([212.46.190.8]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 06 Jul 2016 07:52:41 +0200 Original-Received: from eller.helmut by dial-190008.pool.broadband44.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 06 Jul 2016 07:52:41 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 13 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: dial-190008.pool.broadband44.net User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.50 (gnu/linux) Cancel-Lock: sha1:IQmjE8n030wcQdEqFxR9iXGbZUI= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x 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:120477 Archived-At: On Wed, Jul 06 2016, Dmitry Antipov wrote: > On 07/06/2016 03:49 AM, Paul Eggert wrote: > >> The attached proposed patch to Emacs master builds on a suggestion >> by Kieran Colford. > > IMHO this should use FICLONERANGE in a loop where you can > handle errors and use process_pending_signals as usual. This might also be a use case for sendfile(2). Helmut