svn commit: r212964 - head/sys/kern

John Baldwin jhb at
Tue Sep 21 17:48:34 UTC 2010

On Tuesday, September 21, 2010 12:53:56 pm Matthew Jacob wrote:
> > Err, I don't think _mtx_lock_sleep() is guarded in that fashion?  I have an
> > old patch to do that but have never committed it.  If we want that we should
> > probably change rwlocks and sxlocks to have also not block when panicstr is
> > set.
> Seems to me you are backing into interesting territory here- getting a 
> bit more like Solaris.
> If you *do* do this, then you really *do* need to stop all other CPUs 
> when you panic, or else it's likely you'll double panic more often than not.

Yes, I don't dispute this.

John Baldwin

More information about the svn-src-head mailing list