Btrfs: fix data space leak fix
authorJosef Bacik <josef@redhat.com>
Thu, 1 Oct 2009 21:10:23 +0000 (17:10 -0400)
committerChris Mason <chris.mason@oracle.com>
Thu, 1 Oct 2009 21:10:23 +0000 (17:10 -0400)
commitfbf190874407f23d2891b53ffdf7d3c6be8d47ff
treec60ab388e2b19b02fd3bbcef76498a3520f9dcbd
parentab93dbecfba72bbc04b7036343d180aaff1b61a3
Btrfs: fix data space leak fix

There is a problem where page_mkwrite can be called on a dirtied page that
already has a delalloc range associated with it.  The fix is to clear any
delalloc bits for the range we are dirtying so the space accounting gets
handled properly.  This is the same thing we do in the normal write case, so we
are consistent across the board.  With this patch we no longer leak reserved
space.

Signed-off-by: Josef Bacik <jbacik@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/inode.c