tree 626a676b8271a404f4451f2948c9f71a4078609f
parent 36ade451a5d736e61ac8302b64aacc5acb5e440f
author Jan Kara <jack@suse.cz> 1359383574 -0500
committer Theodore Ts'o <tytso@mit.edu> 1359383574 -0500

ext4: use redirty_page_for_writepage() in ext4_bio_write_page()

When we cannot write a page we should use redirty_page_for_writepage()
instead of plain set_page_dirty(). That tells writeback code we have
problems, redirties only the page (redirtying buffers is not needed),
and updates mm accounting of failed page writes.

Also move clearing of buffer dirty flag after io_submit_add_bh(). At that
moment we are sure buffer will be going to disk.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>