From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hubert Kario Subject: Cross-subvolume reflink copy (BTRFS_IOC_CLONE over subvolume boundaries) Date: Tue, 14 Feb 2012 00:52:33 +0100 Message-ID: <2704295.VfXjvSRAYV@bursa01> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 To: linux-btrfs@vger.kernel.org Return-path: List-ID: It's been nearly a year since the patches needed to implement a reflink= ed copy=20 between subvolumes have been posted=20 (http://permalink.gmane.org/gmane.comp.file-systems.btrfs/9865 ) and I = still=20 get "Invalid cross-device link" error with Linux 3.2.4 while I try to d= o a cp=20 --reflink between subvolumes. This is a *very* useful feature to have (think offline file-level dedup= lication=20 for one thing). =46rom what I was able to find in the archives, the only objection (use= rland=20 operation crossing subvolume boundaries) was rebutted by Chris Mason.=20 Is there something else that I missed? Regards, --=20 Hubert Kario QBS - Quality Business Software 02-656 Warszawa, ul. Ksawer=F3w 30/85 tel. +48 (22) 646-61-51, 646-74-24 www.qbs.com.pl -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html