ext4: restart ext4_ext_remove_space() after transaction restart
authorDmitry Monakhov <dmonakhov@openvz.org>
Mon, 17 May 2010 05:00:00 +0000 (01:00 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 17 May 2010 05:00:00 +0000 (01:00 -0400)
commit0617b83fa239db9743a18ce6cc0e556f4d0fd567
tree46d646c2d1af9d706848520a4657877d4cff768f
parent786ec7915e530936b9eb2e3d12274145cab7aa7d
ext4: restart ext4_ext_remove_space() after transaction restart

If i_data_sem was internally dropped due to transaction restart, it is
necessary to restart path look-up because extents tree was possibly
modified by ext4_get_block().

https://bugzilla.kernel.org/show_bug.cgi?id=15827

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Acked-by: Jan Kara <jack@suse.cz>
fs/ext4/extents.c