[REVIEW] Btrfs: Introduce ioctl for compressed size of file

Hi, > We need to add an ioctl that reports on the actual size of the > compressed file. Here's an attempt at that ioctl, please review. The search code is based on the clone ioctl. Some specific questions: * Is the first while() loop necessary? * Are the semantics of returning -EINVAL wh

"No space left on device" at 69%

Hi, there's no information about reporting bugs in the btrfs wiki, so I try it here. For testing purposes, I have put all my Gentoo portage (build, distfiles, etc.) related LVs into one 10G btrfs with 4 subvolumes. While building OpenOffice yesterday, it failed with a "No space left on device