On Mon, Jan 29, 2007 at 10:07:24AM -0800, Nate Lawson wrote:
> Pawel Jakub Dawidek wrote:
> >Hmm, I thought that cold is zeroed before smp_started is set?
> 
> I don't think that's guaranteed.  Besides, there's an easier way to fix your 
> problem.  Instead of calling kthread_create() from your geom create routine 
> directly, queue a 
> stub request on the thread taskqueue to call kthread_create().
> 
> For example, see sys/dev/acpica/acpi_acad.c.  We call this from attach()    
> and then the system thread only runs and then calls acpi_acad_init() once all 
> CPUs are 
> initialized.  See sys/sys/taskqueue.h for how to add a task to the system 
> thread taskqueue:
> 
> taskqueue_enqueue(taskqueue_thread, &task);

If we want to fix it better, I think GEOM should start (tasting at
least) after all CPUs are online.

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
[EMAIL PROTECTED]                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!

Attachment: pgpIYDKpnJ6nM.pgp
Description: PGP signature

Reply via email to