git.stricted.de - GitHub/MotorolaMobilityLLC/kernel-slsi.git/commit

author	Jaegeuk Kim <jaegeuk@kernel.org>
	Tue, 7 Jun 2016 21:34:22 +0000 (14:34 -0700)
committer	Jaegeuk Kim <jaegeuk@kernel.org>
	Mon, 13 Jun 2016 18:55:25 +0000 (11:55 -0700)
commit	c92737ceecaf24643cc58182afdf9b13074cfb0d
tree	064b882effce88b850413ebf231aeb24ea4c2f8f	tree \| snapshot (tar.gz zip)
parent	36abef4e796d382e81a0c2d21ea5327481dd7154	commit \| diff

f2fs: fix deadlock in add_link failure

mkdir                        sync_dirty_inode
- init_inode_metadata
   - lock_page(node)
   - make_empty_dir
                             - filemap_fdatawrite()
                              - do_writepages
                              - lock_page(data)
                              - write_page(data)
                               - lock_page(node)
   - f2fs_init_acl
    - error
   - truncate_inode_pages
    - lock_page(data)

So, we don't need to truncate data pages in this error case, which will
be done by f2fs_evict_inode.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>