Re: [PATCH 39/53] IB/qib: Add qib_trace.c

Dave Olson
2009-11-20T00:53:38Z

On Thu, 19 Nov 2009, Roland Dreier wrote:
| I don't think random PCI device drivers hooking into the panic notifier
| chain is really a good idea, so probably ripping this out for now is the
| best thing to do.

It's extremely useful to have this, otherwise no trace info gets out
when the system panics (one of the big reasons you want tracing
in the first place).

As best as I can tell, the panic hooks are intended for just this kind
of thing. If there's some other mechanism, we'd be happy to use it.

Dave Olson
dave.olson-h88ZbnxC6KDQT0dZR+AlfA@public.gmane.org