On Wed, Aug 30, 2017 at 08:03:16AM +1000, Dave Chinner wrote: > Christoph, ignoring the CoW consideration, this is top of my list of > "things we've been ignoring for too long that need to be fixed > ASAP". I've got the time to work on this right now, so if you don't > have time to get it done in the next merge cycle I can probably make > that happen.... I've been working on it for a while, and it's not just spare time but customer work. I've finally found a data structure that fits, and I've already posted various cleanups to isolate the extent list. I'll have something ready to post in the next few weeks. -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html