Btrfs update for 2.6.35-rc

Hi everyone,

This batch has changes I've been testing in the master branch of the btrfs-unstable repo

git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable.git master

The first deals with the balancing bug that Edward Shishkin found. The others are bugs that have turned up during the rc.

Chris Mason (1) commits (+111/-18):
Btrfs: fix split_leaf double split corner case

Dan Rosenberg (1) commits (+2/-2):
Btrfs: fix checks in BTRFS_IOC_CLONE_RANGE

Sage Weil (1) commits (+13/-3):
Btrfs: fix CLONE ioctl destination file size expansion to block boundary

Total: (3) commits (+126/-23)

 fs/btrfs/ctree.c |  129 ++++++++++++++++++++++++++++++++++++++++++++++--------
 fs/btrfs/ioctl.c |   20 ++++++--
 2 files changed, 126 insertions(+), 23 deletions(-)