On Thu, Mar 28, 2013 at 8:32 AM, Rik van Riel <r...@surriel.com> wrote: > The ipc semaphore code has a nasty RCU locking tangle, with both > find_alloc_undo and semtimedop taking the rcu_read_lock(). The > code can be cleaned up somewhat by only taking the rcu_read_lock > once. > > The only caller of find_alloc_undo is in semtimedop. > > This should solve the trinity issue reported by Sasha Levin. > > Reported-by: Sasha Levin <sasha.le...@oracle.com> > Signed-off-by: Rik van Riel <r...@redhat.com>
Looks good^Wbetter. I have nothing specific to say other than I've been staring at it for 10 minutes :) Reviewed-by: Michel Lespinasse <wal...@google.com> -- Michel "Walken" Lespinasse A program is never fully debugged until the last user dies. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
