tree b65a21c32f7ebd9213886a3a9181ed946ba69777
parent 3d08bcc887a1c8d12be8d81f747ffa2e8a44b67b
author Darrick J. Wong <djwong@us.ibm.com> 1306524221 -0700
committer Al Viro <viro@zeniv.linux.org.uk> 1306559001 -0400

fs: block_page_mkwrite should wait for writeback to finish

For filesystems such as nilfs2 and xfs that use block_page_mkwrite, modify that
function to wait for pending writeback before allowing the page to become
writable.  This is needed to stabilize pages during writeback for those two
filesystems.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>