On Tue, Oct 07, 2008 at 02:24:36PM +0100, Jamie Lokier wrote: > Ok, without getting in the way any more :-) it would be good to > clarify in the description whether !(flags & FIEMAP_EXTENT_ENCODED) > means only reading is allowed, or if it means writing over the data > blocks is safe too. > > Just so that filesystems will know whether to set the flag for blocks > which can be read but not written. This may include tail-merged > blocks. I think writing to a filesystem without fs assistance is always a bad idea. And yes, we should add this to the description. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html