On 09/25/2013 03:37 PM, richard -rw- weinberger wrote: > On Wed, Sep 25, 2013 at 4:28 PM, Thomas Meyer <tho...@m3y3r.de> wrote: >> Am Mittwoch, den 25.09.2013, 08:59 -0500 schrieb Rob Landley: >>> On 09/24/2013 01:36:56 PM, Thomas Meyer wrote: >>>> Hi, >>>> >>>> Is there such a thing? >>> >>> In the kernel's vfs layer? >> >> Yes, that would be a nice feature! > > You mean reflinks? > Currently only OCFS2 and btrfs support them. > Both using a fs specific ioctl(). > IIRC GNU cp uses the btrfs specific one if the --reflink parameter is used.
coreutils is waiting for a reflink syscall to materialize rather than adding new per filesystem support http://lwn.net/Articles/335380/ thanks, Pádraig. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
