tree c64274b8814f6c07570152479261c851bfeb7241
parent 74e9f5fa1570f956c96dd5d3f1053daedbbf01a0
author Oliver Neukum <oneukum@suse.de> 1175518079 +0200
committer Greg Kroah-Hartman <gregkh@suse.de> 1177696649 -0700

kref: fix CPU ordering with respect to krefs

some atomic operations are only atomic, not ordered. Thus a CPU is allowed
to reorder memory references to an object to before the reference is
obtained. This fixes it.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>