linux/mm/truncate.c
Jan Kara ae2490a0b0 mm: Remove false WARN_ON from pagecache_isize_extended()
commit f55fefd1a5 upstream.

The WARN_ON checking whether i_mutex is held in
pagecache_isize_extended() was wrong because some filesystems (e.g.
XFS) use different locks for serialization of truncates / writes. So
just remove the check.

Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
2014-11-13 11:49:03 +00:00

828 lines
25 KiB