svn commit: r212964 - head/sys/kern
jhb at freebsd.org
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.
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