I am very happy to see this patch. It was one of the first thing I tried after making a subvolume, cp --reflink, and it failed. I'll have to try this out. Jérôme Poulin On 2011-04-02, at 12:56, Larry D'Anna <larry@xxxxxxxxxxxxxx> wrote: > * Ken Drummond (btrfs@xxxxxxxxxxxxxxx) [110402 11:51]: >> I don't really understand the details here, but doesn't the creation of >> a snapshot already lead to data extents being shared between >> sub-volumes? From a simple user perspective this sounds like a very >> useful capability. > > I was surprised and frustrated to find it missing. I had just copied a large > quantity of data into btrfs, realized i need to make a subvolume to try out > snapshotting, and then found out i had to copy all the data *again* to get it > into a subvolume. There are tons of scenarios where users will want and expect > to be able to do this. > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
