When gfs2 releases the glock of an inode, it must invalidate all
information cached for that inode, including the page cache and acls.
Use the new security_inode_invalidate_secctx hook to also invalidate
security labels in that case.  These items will be reread from disk
when needed after reacquiring the glock.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Acked-by: Bob Peterson <rpeterso@redhat.com>
Acked-by: Steven Whitehouse <swhiteho@redhat.com>
Cc: cluster-devel@redhat.com
[PM: fixed spelling errors and description line lengths]
Signed-off-by: Paul Moore <pmoore@redhat.com>