Re: [Xen-devel] [PATCH ARM v5 17/20] mini-os: headers for ARM

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2014-06-27 at 14:02 +0100, Thomas Leonard wrote:

> >> +#define BUG() while(1){}
> >
> > It looks odd to use onely while (1). Shouldn't you call do_exit as x86 does?
> 
> Note that patch #20 changes this to dump the registers and stack.
> 
> [ also, exiting on BUG is annoying because you may lose the console
> output if the VM dies before xl attaches to it. ]

That's what on_crash=preserve and xenconsoled's logging capabilities are
for. I expect SCHEDOP_crash is probably better than exiting though.

Ian.


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