On Fri, Apr 26, 2013 at 2:20 PM, Yinghai Lu <ying...@kernel.org> wrote: > On Fri, Apr 26, 2013 at 9:28 AM, Bjorn Helgaas <bhelg...@google.com> wrote: >> This is a gross hack. Iterating through all known pci_devs to see if >> this one still exists? >> >> I reproduced the original problem, applied this patch, and verified >> that it avoids the original crash. >> >> However, it's still incorrect because now you're looking at pdev after >> it's been freed. With CONFIG_SLUB_DEBUG_ON=y, the removal still causes >> a crash in remove_callback(). >> > > Yes, there is small window, that could have bus and dev get freed... > > Please check attached that should address your concerns.
You can't be serious. This is a disgusting mess. Checking a list pointer for LIST_POISON1? As far as I'm concerned, this is a waste of my time. Bjorn -- 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/
