tree 2bbb1a222d7b0ccbd23da5cf614a8507338390a6
parent 952fccac50350481742425cac0c80f36ba8b83f2
author Chris Mason <chris.mason@oracle.com> 1203438564 -0500
committer Chris Mason <chris.mason@oracle.com> 1222355040 -0400

Btrfs: Properly clear dirty and delalloc extent bits while preparing the file for write

Yan Zheng noticed that we don't clear the extent state tree dirty and delalloc
bits when we clear the dirty bits on the page during file write.

This leads to csum errors later on.

Signed-off-by: Chris Mason <chris.mason@oracle.com>