Messages in this thread | | | Date | Wed, 25 Sep 2013 16:37:23 +0200 | Subject | Re: Copy on write hard links? | From | richard -rw- weinberger <> |
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On Wed, Sep 25, 2013 at 4:28 PM, Thomas Meyer <thomas@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.
-- Thanks, //richard
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