Jim Meyering wrote: > Jim Meyering wrote: > >> Andreas Schwab wrote: >> >>> Jim Meyering <j...@meyering.net> writes: >>> >>>> +#ifdef __linux__ >>>> +# define BTRFS_IOC_CLONE 1074041865 >>> >>> This is wrong, the actual value is architecture dependent. You should >>> use the _IOW macro instead. >> >> Good point. Thanks! >> I've adjusted it. >> Here's the patch I'm considering now: >> >>>From 6ae1f09da25f6600f32dc540551a9479dd2e618e Mon Sep 17 00:00:00 2001 >> From: Giuseppe Scrivano <gscriv...@gnu.org> >> Date: Sat, 25 Jul 2009 16:35:27 +0200 >> Subject: [PATCH] cp: support btrfs' copy-on-write file clone operation > > Giuseppe is going to write a root-only test to exercise this code, > so I've made one final adjustment to his patch (move decl of "copied" > down to definition) and have pushed this change:
Now that I've pushed that, I realize it deserves a NEWS entry: >From 722d75b6091dd55b9254e7a49727ebe2f97d00a7 Mon Sep 17 00:00:00 2001 From: Jim Meyering <meyer...@redhat.com> Date: Wed, 29 Jul 2009 12:25:33 +0200 Subject: [PATCH] maint: update NEWS * NEWS (New features): Mention it. --- NEWS | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/NEWS b/NEWS index e476f2b..80c60e2 100644 --- a/NEWS +++ b/NEWS @@ -35,6 +35,9 @@ GNU coreutils NEWS -*- outline -*- chroot now accepts the options --userspec and --groups. + cp, install, mv: take advantage of btrfs' O(1) copy-on-write feature + when both the source and destination are on the same btrfs partition. + sort accepts a new option, --human-numeric-sort (-h): sort numbers while honoring human readable suffixes like KiB and MB etc. -- 1.6.4.rc3.201.gd9d59 _______________________________________________ Bug-coreutils mailing list Bug-coreutils@gnu.org http://lists.gnu.org/mailman/listinfo/bug-coreutils