Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux...

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (62 commits)
  Btrfs: use larger system chunks
  Btrfs: add a delalloc mutex to inodes for delalloc reservations
  Btrfs: space leak tracepoints
  Btrfs: protect orphan block rsv with spin_lock
  Btrfs: add allocator tracepoints
  Btrfs: don't call btrfs_throttle in file write
  Btrfs: release space on error in page_mkwrite
  Btrfs: fix btrfsck error 400 when truncating a compressed
  Btrfs: do not use btrfs_end_transaction_throttle everywhere
  Btrfs: add balance progress reporting
  Btrfs: allow for resuming restriper after it was paused
  Btrfs: allow for canceling restriper
  Btrfs: allow for pausing restriper
  Btrfs: add skip_balance mount option
  Btrfs: recover balance on mount
  Btrfs: save balance parameters to disk
  Btrfs: soft profile changing mode (aka soft convert)
  Btrfs: implement online profile changing
  Btrfs: do not reduce profile in do_chunk_alloc()
  Btrfs: virtual address space subset filter
  ...

Fix up trivial conflict in fs/btrfs/ioctl.c due to the use of the new
mnt_drop_write_file() helper.

diff --cc fs/btrfs/disk-io.c
Simple merge

diff --cc fs/btrfs/file.c
Simple merge

diff --cc fs/btrfs/free-space-cache.c
Simple merge

diff --cc fs/btrfs/inode.c
Simple merge

diff --cc fs/btrfs/ioctl.c
index 5441ff1,6834be4..2db7c14
--- 1/fs/btrfs/ioctl.c
--- 2/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@@ -255,13 -263,15 +263,15 @@@ static int btrfs_ioctl_setflags(struct 
        btrfs_update_iflags(inode);
        inode->i_ctime = CURRENT_TIME;
        ret = btrfs_update_inode(trans, root, inode);
-       BUG_ON(ret);
  
        btrfs_end_transaction(trans, root);
+  out_drop:
+       if (ret) {
+               ip->flags = ip_oldflags;
+               inode->i_flags = i_oldflags;
+       }
  
 -      mnt_drop_write(file->f_path.mnt);
 +      mnt_drop_write_file(file);
- 
-       ret = 0;
   out_unlock:
        mutex_unlock(&inode->i_mutex);
        return ret;

diff --cc fs/btrfs/super.c
Simple merge