sparc64/93226: DEBUG_LOCKS (really stack_save()) causes panics
on sparc64
Antoine Brodin
antoine.brodin at laposte.net
Mon Feb 13 10:36:17 PST 2006
John Baldwin <jhb at freebsd.org> wrote:
> If there are kernel functions before the assembly ones (dependent on link
> order) then this would wrongly bail when it hit those. I think you need to
> do what the ddb stack tracing code does which is to lookup the symbol name
> and do a bcmp() on the first 4 chars to recognize trapframes.
I ran objdump -d on a sparc64 kernel and it looks like tl0_* and tl1_*
are always at the beginning of the code, there is some kind of magic.
Cheers,
Antoine
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