On Sun, 11 Oct 2009 16:54:08 +0100 Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote: > > > I'm not so sure. In fact there are some quite umm interesting > > > questions about this code, and some of them are shared with other > > > modules too. > > > > > > Consider the following sequence > > > > > > CPU1 CPU2 > > > register_chrdev > > > ok > > > open device > > > takes lock > > > > > > but open does not take the BKL, so the BKL is not protecting you at > > all against this.. > > But module load/unload does it does? looking at the code.... so far failing to find where. -- Arjan van de Ven Intel Open Source Technology Centre For development, discussion and tips for power savings, visit http://www.lesswatts.org -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html