--
On Tue, 30 Oct 2007, Daniel Walker wrote:
> On Tue, 2007-10-30 at 19:44 -0400, Steven Rostedt wrote:
>
> > I did this change once before, while debugging. I had the same issue. This
> > BUG_ON was giving me recursive crashes that prevented me knowing WTF was
> > going on. I thought I even submitted a patch to remove it. Perhaps I
> > forgot to. Nope, I did!
> >
> > http://www.ussg.iu.edu/hypermail/linux/kernel/0707.0/1804.html
>
> I wonder if Ingo had his reasons for keeping it.. They're may have been
> a benefit to doing a BUG_ON at one point .. I don't know ..
>
I don't know. But since we now know at least two people got burned by this
BUG_ON being there (you and me). Maybe this was added before panic did a
dump_stack. Which I have no idea why the mainline doesn't dump_stack on
panic.
Hmm, I think I'll send a patch to see what people say ;-)
-- Steve
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