Hi Pádraig, * Pádraig Brady ([email protected]) [20110414 17:30]:
> Note cp already supports --reflink on BTRFS > (see clone_file() in copy.c). > Doing the same mechanism on OCFS2 would be trivial. I finally got the time to look into copy.c and found the code you're speaking of. Looking at the ocfs2 code it seems to me that OCFS2_IOC_REFLINK is what is needed for but that is where my knowledge ends. Jeff could you fill in the pieces needed to make clone_file also work on ocfs2? Philipp
